MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION, PUNE ... · MAHARASHTRA KRISHNA VALLEY...
Transcript of MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION, PUNE ... · MAHARASHTRA KRISHNA VALLEY...
1 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
For Authorised Use only B-1 Type Tender No.
For 2012-2013
MAHARASHTRA KRISHNA VALLEY DEVELOPMENT
CORPORATION, PUNE ( Govt. of Maharashtra Undertaking )
CHIEF ENGINEER (ELECTRICAL) HYDRO PROJECTS,
MUMBAI
SUPERINTENDING ENGINEER,
CONSTRUCTION CIRCLE, KOLHAPUR
NAME OF DIVISION
MHAISAL ELECTRICAL AND MECHANICAL DIVISION , WARNALI, SANGLI.
TENDER DOCUMENTS
TENDER NO. B1 / EE / 2 / 2012-2013.
Name of Work : Design, manufacture ,test before dispatch, Supply, transport
up-to site, loading & unloading of equipments / material,
insurance till taking over by MKVDC, Erection, Testing &
Commissioning of 33 KV substation equipments, 33/6.6 KV,1.6
MVA - Power transformer & 33/0.433 KV 63 KVA -Auxiliary
transformer, XLPE Power cable, And Switchyard Lighting
,Earth-mat ,water supply arrangement to earth-pits , fire
fighting equipments etc for 33/6.6 KV substation at
Balancing Reservoir for Extended Gavan Phase -2 Lift
Irrigation Scheme.
Estimated Cost : 121.78 Lacks.
PRICE RS. 5,000/-
2 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
MAHARASHTRA KRISHNA VALLEY DEVELOPMENT
CORPORATION, PUNE
( Govt. of Maharashtra Undertaking )
B-1 TENDER NOTICE NO. EE/ 2 /2012-13
Design, manufacture ,test before dispatch, Supply, transport up-to site,
loading & unloading of equipments / material, insurance till taking over by
MKVDC, Erection, Testing & Commissioning of 33 KV substation equipments,
33/6.6 KV,1.6 MVA - Power transformer & 33/0.433 KV 63 KVA -Auxiliary
transformer, XLPE Power cable, And Switchyard Lighting ,Earth-mat ,water
supply arrangement to earth-pits , fire fighting equipments etc for 33/6.6 KV
substation at Balancing Reservoir for Extended Gavan Phase -2 Lift
Irrigation Scheme.
Downloaded by M/s. ------------------------------------------------------------------------------------------------------------------
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Sign & Seal of tenderer
3 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
INDEX
Section No. Particulars Page No.
I. Press Notice (Marathi & English) & Detailed
Tender Notice 4 to 11
II. Instructions to tenderers 12 to 32
III. B-1 Tender Form 33 to 41
IV. Schedule A 42 to 44
V. Schedule B 45 to 67
VI. Appendix 68 to 90
VII. Conditions of B-1 Contract 91 to 135
VIII. Special Conditions of Contract 136 to 177
IX. Technical Specifications 177 to 301
X. Guaranteed Technical Specification 302 to 345
XI. Drawings 346 to 347
4 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION ----IIII
PRESS NOTICEPRESS NOTICEPRESS NOTICEPRESS NOTICE
ANDANDANDAND
DETAILED TENDER NOTICEDETAILED TENDER NOTICEDETAILED TENDER NOTICEDETAILED TENDER NOTICE
5 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
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(¨É½þÉ®úɹ]õÅ ¶ÉɺÉxÉ +ÆMÉÒEòÞiÉ)
¤É-1 ÊxÉÊ´ÉnùÉ ºÉÖSÉxÉÉ Gò. <Ç<Ç/ 2/ 2012 - 13 Main Portal : http://maharashtra.etenders.in
MKVDC Portal : http://mkvdc.maharashtra.etenders.in
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{ÉÚ́ ÉÇ +½ÇþiÉÉ nùºiÉÉ´ÉäVÉ ´É®úÒ±É ºÉÆEäòiɺlɳýÉ´É®ú Ênù. 30/04/2012 {ÉɺÉÚxÉ 09/05/2012 {ɪÉÈiÉ ={ɱɤvÉ ½þÉä́ ÉÚ ¶ÉEòiÉÒ±É.
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(±ÉIÉ)
<ºÉÉ®úÉ ®úCEò¨É ¯û. (±ÉIÉ)
EòɨÉÉSÉÉ +´ÉvÉÒ
1 2 3 4 5 1 ʴɺiÉÉ®úÒiÉ MÉ´½þÉhÉ ¡äòVÉ – 2 ={ɺÉÉ ËºÉSÉxÉ ªÉÉäVÉxÉä
+ÆiÉMÉÇiÉ ºÉÆiÉÖ±ÉxÉ VɱÉÉ¶ÉªÉ {ÉÆ{ÉMÉÞ½þÉEò®úÒiÉÉ 33 Eäò´½þÒ Eò³ýªÉÆjÉ +É´ÉÉ®úÉiÉ 33/6.6 Eäò´½þÒ, 1600 Eäò´½þÒB ¶ÉCiÉÒ ®úÉäʽþjÉ, 33/0.433 Eäò´½þÒ, 63 Eäò´½þÒB ºÉ½þɪªÉEòÉ®úÒ ®úÉäʽþjÉ, =SSÉ nùÉ¤É Eò³ýªÉÆjÉ ={ÉEò®úhÉä ´É <iÉ®ú +xÉÖ¹ÉÆPÉÒEò EòɨÉä. – BCºÉB±É{ÉÒ<Ç {ÉÉì́ É®ú Eäò¤É±ºÉ, ¦ÉÚºÉÆ{ÉÇEòxÉ VÉɳýÒ, Eò³ýªÉÆjÉ +É´ÉÉ®ú |ÉEòÉ¶É ªÉÉäVÉxÉÉ, Eò³ýªÉÆjÉ +É´ÉÉ®ú +lÉÇ{ÉÒ]õ {ÉÉhÉÒ ªÉÉäVÉxÉÉ, +MxÉҶɨÉxÉ ªÉÆjÉhÉÉ ªÉÉÆSÉä ºÉÆEò±{ÉxÉ, =i{ÉÉnùxÉ, {ÉÖ®ú́ É`öÉ, =¦ÉÉ®úhÉÒ, SÉÉSÉhÉÒ ´É EòɪÉÉÇÎx´ÉiÉÒEò®úhÉÉSÉä EòɨÉ.
121.78 ¯û. 121800/-
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EòɪÉÇEòÉ®úÒ +ʦɪÉÆiÉÉ, ¨½èþºÉɳý Ê´ÉtÖiÉ ´É ªÉÉÆÊjÉEòÒ Ê´É¦ÉÉMÉ, ºÉÉÆMɱÉÒ.
6 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
PRESS NOTICE MAHARASHTRA KRISHNA VALLEY DEVELOPMENT
CORPORATION, PUNE (A Government of Maharashtra Undertaking)
B-1 Tender Notice No. EE/ 2 / 2012 – 13
Main Portal : http://maharashtra.etenders.in
MKVDC Portal: http://mkvdc.maharashtra.etenders.in
Online pre-qualification documents are invited from the licensed Class ‘A’ electrical contractor
registered by PWD in Maharashtra for and on behalf of Maharashtra Krishna Valley Development
Corporation in B-1 form for the following work by the Executive Engineer, Mhaisal Elect. & Mech. Dn.,
Sangli. Ph. – 0233-2302960, E-mail : [email protected]
The blank pre-qualification document is available on web site from 30/04/2012 to 09/05/2012.
Sr.
No
Name of work Estimated
Cost Rs.
(Lakhs)
Earnest
Money Rs.
Time limit for
completion of
work from
date of work
order
1 2 3 4 5
I. Design, manufacture ,test before dispatch,
Supply, transport up to site, loading &
unloading of equipments / material, insurance
till taking over by MKVDC, Erection, Testing &
Commissioning of 33 KV substation equipments,
33/6.6 KV,1.6 MVA - Power transformer &
33/0.433 KV 63 KVA -Auxiliary transformer,
XLPE Power cable, And Switchyard Lighting
,Earth-mat ,water supply arrangement to earth-
pits , fire fighting equipments etc for 33/6.6 KV
substation at Balancing Reservoir for Extended
Gavan Phase -2 Lift Irrigation Scheme
121.78 Rs.
1,21,800/-
4 months
The tenderers participating first time in e-Tendering process will have to procure Digital Signature
Certificate, Username & Password from competent authorities as per guideline mentioned on homepage
of the website.
All requisite information required for the submission of PQ document is available in the above
said website.
If any assistance is required regarding e-Tendering (upload / download) please contact Phone
No. 020-41466666, e-tendering help desk , [email protected],
The Corporation reserves the right to reject any or all the bids or annul the process without
assigning any reason and without being responsible for the cost incurred by the tenderer in preparing his
Bid.
Executive Engineer,
Mhaisal Electrical & Mechanical Division,
Sangli.
7 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
DETAILED TENDER NOTICE MAHARASHTRA KRISHNA DEVELOPMENT CORPORATION, PUNE
(A Government of Maharashtra Undertaking)
B1 Tender Notice No. EE/ 2 / 2012 - 13 Main Portal : http://maharashtra.etenders.in
MKVDC Portal: http://mkvdc.maharashtra.etenders.in
Online digital signed pre-qualification documents are invited from the
licensed Class ‘A’ electrical contractor registered in Maharashtra for and on behalf of
Maharashtra Krishna Valley Development Corporation in B-1 form for the following
work by the Executive Engineer, Mhaisal Electrical & Mechanical Division, Sangli. Ph.
– 0233-2302960 , E-mail : eememd@gmail
The blank pre-qualification document is available on web site from 30/04/2012 to
09/05/2012.
Sr.
No.
Name of work
Estimated
Cost Rs.
(Lakh)
Earnest
Money
Rs.
(Lakh)
Time limit
for
completion
of work
from date
of work
order
Cost of
blank PQ
document
(Non-
refundable)
1 2 3 4 5 6
1. Design, manufacture ,test
before dispatch, Supply,
transport up-to site, loading
& unloading of equipments
/ material, insurance till
taking over by MKVDC,
Erection, Testing &
Commissioning of 33 KV
substation equipments,
33/6.6 KV,1.6 MVA - Power
transformer & 33/0.433 KV
63 KVA -Auxiliary
transformer, XLPE Power
cable, And Switchyard
Lighting ,Earthmat ,water
supply arrangement to
earth-pits , fire fighting
equipments etc for 33/6.6
KV substation at Balancing
Reservoir for Extended
Gavan Phase -2 Lift
Irrigation Scheme
Rs.
121.78
Lakhs
Rs.
121800/-
4 months
Rs. 5000/-
(Rs. Five
thousand
only)
8 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
(A) P.Q. DOCUMENT SCHEDULE
Seq
No WRD Stage Contractor Stage Start Date & Time Expiry Date & Time
1 Release Tender - 25/04/2012 11.00 30/04/2012 18.00
2 -
PreQual Document
Purchase
30/04/2012 18.01 09/05/2012 18.00
3 -
PreQual Document
Download & Online
Preparation
30/04/2012 18.01 14/05/2012 12.00
4
Close for
Bidding of
PreQual
- 14/05/2012 12.01 14/05/2012 18.00
5 - Re-encryption of
PreQual 14/05/2012 18.01 17/05/2012 12.00
6
PreQual
Document
Opening and
Shortlisting
-
17/05/2012 12.01 21/05/2012 10.00
1) The Pre-Qualification Document is available on e-tendering web site of MKVDC
Portal : http://mkvdc.maharashtra.etenders.in
2) The cost of Pre-Qualification Document is Rs.5000/- (Rs. Five Thousand Only). The
bidders are required to deposit this amount in any form in the name of Executive
Engineer, Mhaisal Electrical & Mechanical Division, Sangli on the No.
48712010000514 in IDBI Bank at Sangli, branch.
3) The scanned copy of proof of deposit of such amount should be uploaded. The
contractors whose pre-qualification document amount is not reflected in the IDBI
Bank at Sangli, branch, and account no. 48712010000514 will not be evaluated
further. The amount of P.Q document will only be accepted within purchase period
of P.Q document.
4) The scanned copy of the receipt towards the cost of PQ document be uploaded
along with document.
5) Hard copy of uploaded document along with supporting documents should be
submitted in the office of the Superintending Engineer, Construction Circle, Warna
Bhavan, Tarabai Park, Kolhapur – 416 003 Ph no. 0231-2652872 on or before the
last date and time of online submission of PQ document. The PQ document will be
rejected if cost of PQ document and hard copy as mentioned above, are not
received within stipulated time.
9 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6) Pre-Qualification Document will be opened in the office of the Superintending
Engineer, Construction Circle, Kolhapur on dt. 17/05/2012 at 12.01 Hrs.
7) The bidder will have to prove his Financial and Technical capability by uploading the
necessary “Information/Documents” as mentioned in Pre-Qualification Document.
After scrutiny of the PQ document with supporting documents uploaded by the
bidder on website, a list of qualified bidder will be prepared and only qualified
bidder will be communicated in this regard. Pre-qualified bidders will be allowed to
participate in Price Bid by downloading the Price Bid document.
(B) PRICE BID DOCUMENT SCHEDULE
Seq
No WRD Stage
Contractor
Stage Start Date & Time Expiry Date & Time
7 Main Tender
Preparation - 21/05/2012 10.01 25/05/2012 18.00
8 -
Main Tender
Document
Purchase
25/05/2012 18.01 29/05/2012 18.00
9 -
Main Tender
Document &
Online Bid
29/05/2012 18.01 02/06/2012 12.00
10 -
Main Tender
Schedule A
Document &
Online Bid
29/05/2012 18.01 02/06/2012 12.00
11
Close for
Bidding of
Main Tender
- 02/06/2012 12.01 02/06/2012 18.00
12 - Re-encryption
of Main Tender 02/06/2012 18.01 04/06/2012 12.00
13
Tender
Opening and
Shortlisting
(Technical)
- 04/06/2012 12.01 07/06/2012 18.00
14 Financial Bid
Opening - 04/06/2012 12.01 07/06/2012 18.00
15 Tender Award - 07/06/2012 18.01 14/06/2012 18.00
1. The Price Bid Document is available on e-tendering web site of MKVDC
Portal http://mkvdc.maharashtra.etenders.in
10 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2. The cost of each price bid is Rs. 5000/- (Rs. Five Thousand Only). The bidders
are required to deposit this amount in any form in the name of Executive
Engineer, Mhaisal Electrical & Mechanical Division, Sangli on the No.
48712010000514 in IDBI Bank at Sangli, branch.
3. The scanned copy of proof of deposit of such amount should be uploaded.
The contractors whose price bid document amount is not reflected in the
IDBI Bank at Sangli, branch, and account no. 48712010000514 will not be
evaluated further. The amount of price bid document will only be accepted
within purchase period of price bid document.
4. The scanned copy of the receipt towards the cost of price bid document.
should be uploaded along with Price Bid document.
5. The scanned copy of the Bank Guarantee & DD should be uploaded along
with Price Bid document.
6. EMD in the form of Bank Guarantee in Original along with hard copy of
uploaded Documents as per Envelope No. I & II should be submitted in the
office of the Superintending Engineer, Construction Circle, Warana Bhavan,
Tarabai Park, Kolhapur – 416 003 Ph no. 0231-2652872 on or before the last
date and time of uploading of Price Bid. The Price Bid will be rejected if cost
of price bid document and EMD in the form of DD/Bank Guarantee in
Original along with hard copy as mentioned above are not received within
stipulated time.
7. Price Bid Document will be opened in the office of the Superintending
Engineer, Construction Circle, Kolhapur
8. The Pre Tender meeting of the Pre Qualified bidder will be held in the office
of the Chief Engineer, Electrical Hydro Projects, HSBC Bank Building, Fort,
Mumbai / Chief Engineer (Civil) Hydro Projects, Sinchan Bhavan, Barne Road,
Mangalwar peth, Pune 411 011 The date of pre-tender meeting shall be
communicated to all pre-qualified bidders in due course.
11 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
C) 1. All subsequent corrigendum/amendment shall be available only on
web site. Hence bidders are advised to visit web site until the Pre –
Qualification document / Price Bid is finally opened.
2. In case of any dispute between uploaded document and copy
submitted by bidder, Pre – Qualification document / Price Bid
Document uploaded by bidder on web site will be treated as final.
3. Bidders are not allowed to make any changes in the uploaded
document after last date and time of uploading. If found so, his
tender will be rejected outright & he will be liable for other legal
action
4. The Government reserves the right to reject any or all the bids or
annul the process without assigning any reason and without being
responsible for the cost incurred by the bidders in preparing his PQ
document / Price-Bid.
Executive Engineer
Mhaisal Electrical & Mechanical Division,
Sangli.
12 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION ----IIIIIIII
INSTRUCTIONS TO TENDEREINSTRUCTIONS TO TENDEREINSTRUCTIONS TO TENDEREINSTRUCTIONS TO TENDERERSRSRSRS
13 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Instructions to Tenderers for e-tendering
The details can be viewed and downloaded online directly from the Government of
Maharashtra e-tender Portal http://maharashtra.etenders.in on Sub Portal of Maharashtra
Krishna Valley Development Corporation http :// mkvdc.maharashtra.etenders.in
1. Detail tender notice can be seen on the notice board in the office of the Executive
Engineer, Mhaisal Electrical & Mechanical Division, Sangli. Blank Price Bids are
available on the Government of Maharashtra website
http://maharashtra.etenders.in through Sub Portal of
http://mkvdc.maharashtra.etenders.in. The competent authority reserves all rights
of rejecting any or all tender without assigning any reason.
2. Only those tenderers who are short listed in pre-qualification stage are eligible for
participating in price bid. The cost of price bid is Rs. 5000 /- only. The bidders are
required to deposit this amount in any form in the name of Executive Engineer,
Mhaisal Electrical & Mechanical Division, Sangli on the no. no. 48712010000514 in
IDBI Bank at Sangli branch. EMD in the form of DD/Bank Guarantee in Original along
with hard copy of uploaded Documents as per Envelope No. I & II should be
submitted in the office of the Superintending Engineer, Construction Circle,
Kolhapur on or before the last date and time of uploading / online submission of
Price Bid. The Price Bid will be rejected if cost of price bid document and EMD in the
form of DD/Bank Guarantee in Original along with hard copy as mentioned above
are not received within stipulated time. EMD in the form of Bank Guarantee shall
also be scanned & uploaded in Envelope No. 1 without which Envelope No.2 will not
be opened.
3. It is necessary to give the undertaking as follows by the tenderer, that he will not
make any changes in tender documents downloaded from website. If it is done the
tender of such tenderer will be rejected and the tenderer who made such changes
are liable for action as per Rules. Tender documents published on website are
considered as authentic and legal documents in case of any complaint about the
tender.
14 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4. It is necessary to give undertaking as follows "I have seen detailed drawings of
works on website. It is part of tender documents. I have visited the site and I am
well conversant to site condition. I have quoted my offer by considering all these
things. I am ready to sign the tender & drawings before depositing security deposit
and taking work order if my tender is accepted.”
5. In order to participate in the tenders floated using the Electronic Tender
Management System (ETMS), all bidders are required to get enrolled on the ETMS
portal http://mahrashtra.etenders.in
6. The bids submitted online should be signed electronically with a Digital Certificate to
establish the identity of the bidder bidding online. The tenderer has to obtain the
Digital Certificate. For information required for Digital Certificate he may contact
ETMS Help Desk.
7. For submitting the bids online, the bidders are required to make online payment
using the electronic payments gateway service Bid Submission Fee. The different
modes of electronic payments accepted on the ETMS are available and can be
viewed online on the ETMS Website httip://maharashtra.etenders.in.
8. The activities of Tender purchase/Download, Preparation of Bid (Submit Bid Hash
online), Submission of Bids, Submission of EMD and other Documents will be
governed by the time schedules given under “Key Dates”.
9. The Bidders has to submit (Upload, Scan, Copies/fill) his offer/credentials online as
required in the tender/prequalification in the online templates in relevant
envelopes.
10. The Bidders may refer e-Tendering Tool Kit available online to perform their online
activities http://maharashtra.etenders.in
11. Manner of submission of Price Bid & its accompaniments
The tenderer shall submit the tender documents in two sealed envelope system as
below.
15 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Envelope No.1
The following documents shall be uploaded in envelope No.1
a) Scanned copy of receipt of Rs 5000 /- as cost of blank tender form.
b) Scanned copy of earnest money deposit in the form of demand draft / Bank
Guarantee.
c) Scanned copy of valid certificate of registration as licensed electrical
contractor issued by PWD of Government of Maharashtra.
d) Scanned copy of Details of Technical Personnel with tenderer (in Appendix
‘A’).
e) List of Machineries and Plants immediately available with the tenderer for
use on this work (in Appendix B).
f) Details of work of similar type and magnitude carried out by the tenderer
during last five years. (In Appendix C)
g) Details of other works tendered for and in hand on the date of submission
(in Appendix D).
h) List of machinery proposed to be used for work but not immediately
available (in Appendix E) .
i) Declaration of the Contractor (in Appendix F)
j) Scanned copy of the registration under clause No - 8 and 9 of the Value
Added Tax Act - 2005 is obligatory for registered contractor and the same
should be submitted in Envelope No.1. If not submitted 4% tax or as per rules
in force will be deducted from bills if contract is awarded.
k) Scanned copy of PAN card or attested copy of Income Tax return.
l) The Contractor shall have to produce the scan copy of the certificate of
Registration under sub-section (1) of section 5 of Maharashtra State Tax on
Professions, Trades, Callings and Employment Act 1975 ( see Rule 3 (2) from
the Professional Tax Office of the concerned district. The Contractor shall
16 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
have to submit scan copy of the information regarding proof of payment of
Professional Tax and clearance certificate in the format vide Appendix – I.
The list of all the employees shall also be uploaded in the same format as
prescribed in Appendix ‘A’ which shall include office and the field staff and
those operating machinery and equipment.
m) The tenderer shall submit scanned copy proof of payment of labour
provident fund as certified from the competent authority valid on the date
fixed for uploading of tender.
n) The tender shall submit scanned copy of tender forwarding letter in
Appendix K.
All the above documents shall be uploaded in the envelope No.1. If these
documents are not found, envelope No.2 will not be opened.
Envelope No.2
The second envelope shall contain the main tender including the common set of
conditions/ stipulations issued by the Corporation after the pre-tender conference
and scanned copy of bank guarantee for additional Earnest Money Deposit as
required. A tender submitted without this would be considered as invalid.
The tenderer should quote his offer in the form of percentage below or above of
estimated cost given in Schedule ‘B’ at appropriate place in B-1 form. The tenderer
should quote his offer which he is qualified. The tenderer should quote his offer for
whole otherwise will be treated as non-responsive and their offer will be rejected
out rightly. He should not quote his offer anywhere directly or indirectly in Envelope
No.1 failing which the Envelope No.2 shall not be opened and his tender shall stand
rejected. The Contractor shall quote for the work as per details given in the main
tender and also based on the common set of conditions issued / additional
stipulations made / or given for examination before submission of the tender by the
Corporation as informed to him from the Superintending Engineer, after pre-tender
conference . This tender shall be unconditional.
The envelope No 2 will also contain the following.
17 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
i) Special features, the tenderer feels worth mentioning about his offer.
ii) Guaranteed performance and technical particulars, including the drawings,
specifications of the equipment offered by the Tender.
iii) Bank Guarantee / DD for additional EMD.
12. SUBMISSION OF TENDER (Hard Copy)
The two sealed envelopes No.1 and 2 shall be sealed and again put together in one
common cover and sealed. This sealed cover shall be marked on the left top corner,
with the name of the work.
The full name and address of tenderer and the name of the authorized agent
delivering the sealed cover containing tender shall be written in the bottom left
hand corner. If submitted by post, the sealed envelope marked as above, shall be
enclosed in another cover properly addressed and shall be sent by Registered Post
Acknowledgement Due. The date and time for receipt of envelope containing tender
shall strictly apply in all cases. The tenderers should ensure that their tender is
received by the Officer, before the expiry of the date and time. No delay on account
of any cause will be entertained for the late receipt of the tender. Tender offered or
received after the stipulated date and time is over, will either not be accepted or if
inadvertently accepted, will not be opened and shall be returned to the tenderer
unopened.
13. Opening of tenders.
The bids will be opened on date and time as stipulated in detail tender notice in the
Office of The Superintending Engineer, Construction Circle, Kolhapur in the presence
of Tenderers or their authorized representatives, if they intend to remain present.
Following procedure will be adopted for opening of tenders.
Envelope No.1
First Envelope No.1 of the bid will be opened online to verify its contents as per
requirement. If various documents contained in this envelope do not meet the
requirement as mentioned in 11, then Envelope No.2 will not be opened.
18 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Envelope No.2
This envelope shall be opened immediately after opening of Envelope No.1, only if
contents of Envelope No.1 are found to be acceptable to the Corporation.
14. Key Dates:
The tenderers are strictly advised to follow the Dates and Times as indicated in the
Time Schedule in the Notice Inviting Tender. All the online activities are time tracked
and the e-Government Procurement System enforces time-locks that ensure that no
activity or transaction can take place outside the Start and End Dates and Time of
the stage as defined in the Notice Inviting Tenders.
(Note: - Award / Work Order will be done manually by The Department.)
15. The tenderers shall study the guidelines regarding e-tendering to get clarify e-
tendering procedure.
Guidelines to Contractors Regarding Government of Maharashtra – tendering
system
15.1. Registration of the Contractors:
The Contractors registered in Maharashtra in relevant categories and
Classes are eligible to participate in this open tender process. Contractors
are required to get enrolled on the Portal http://maharashtra.etenders.in
& sub portal http://mkvdc.maharastra.etender.in and get and empanelled
in relevant sub portal. After submitting their enrollment request online, the
enrollment shall be required to be approved by the Representative of the
Service Provider. After the approval of enrollment, the Contractors shall
have to apply for empanelment online which shall be required to be
approved by the Nominated Authority of Maharashtra/Department. Only
after the approval in the relevant Category / Class, the Contractor shall be
able to participate in the Open Tenders online. Open Tenders in which
eligible Contractors may enroll on the Portal in registered category shall be
able to participate in such Tenders. The online Enrollment of such
19 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Contractors shall be required to be approved by the Representative of the
Service Provider. The approval of enrollment of Contractors is done by the
Representative of the Service Provider upon submission of mandatory
documents by the Contractors. The Contractors may obtain the list and
formats of required documents from the Nodal Officer of e-Tendering
System for Government of Maharashtra / Service Provider.
15.2. Obtaining a Class II – Digital Signature Certificate:
The Bids required to be submitted online should be signed electronically
with a Class II –Digital Signature Certificate to establish the identity of the
Bidder bidding online. These Digital Certificates are issued by an approved
Certifying Authority, authorized by the Controller of Certifying Authorities,
Government of India. A Digital Signature Certificate may be used in the
name of Authorized Representative of the Organization. A Digital Certificate
is issued upon receipt of mandatory identity proofs. Only upon the receipt
of the required documents, a Digital Signature Certificate can be issued. Bid
for a particular Tender may be submitted only using the Digital Signature
Certificate, which is used to encrypt the data and sign the hash during the
stage of Bid Preparation and Hash Submission. In case, during the process of
a particular Tender, the Authorized User loses his / her Digital Signature
Certificate (i.e. due to virus attack, hardware problem, operating system
problem); he / she may not be able to submit the Bid online. Hence, the
Authorized User is advised to back up his / her Digital Signature Certificate
and keep the copies at safe place under proper security to be used in case of
emergencies. In case of online tendering, if the Digital Signature Certificate
issued to the Authorized User of a Firm is used for signing and submitting a
Bid, it will be considered equivalent to a no objection certificate / power of
attorney to that User. The Digital Signature Certificate should be obtained
by the Authorized User enrolling on the behalf of the Firm on the e-
Tendering System for Government of Maharashtra. Unless the Digital
Signature Certificate is revoked, it will be assumed to represent adequate
20 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
authority of the Authority User to bid on behalf of the Firm for the Tenders
processed by the Maharashtra as per Information Technology Act 2000. The
Digital Signature of this Authorized User will be binding on the Firm. It shall
be the responsibility of Partners of the Firm to inform the Certifying
Authority or Sub Certifying Authority, if the Authorized User changes, and
apply for a fresh Digital Signature Certificate. The procedure for application
of a Digital Signature Certificate will remain the same for the new
Authorized User.
• The same procedure holds true for the Authorized Users in a Private /
Public Limited Company. In this case, the Authorization Certificate will
have to be signed by the Directors of the Company. (process of
procuring Digital Certificate will take minimum 4/5 days)
15.3. Set up of Computer System:
In order to operate on the e-Tendering System for Government of
Maharashtra, the User’s Computer System is required to be set up. A Help
File on setting up of the Computer System can be obtained from the Service
Provider or downloaded from the Home Page of the Portal
http://maharashtra.etenders.in. The Bidders may refer e-Tendering Tool Kit
available online to perform their online activities as mentioned below. In
case of any query he may contact Help Desk for the same.
15.4. Online Viewing of Detailed Notice Inviting Tenders:
The Contractors can view the detailed Notice Inviting Tenders and the
detailed Time Schedule (Key Dates) for all the Tenders processed by
Maharashtra using the e-tendering System for Government of Maharashtra
on http://maharashtra.etenders.in.
15.5. Online Purchase / Download of Tender Documents:
The Tender documents can be purchased / downloaded by registered and
eligible Contractors from the e-Tendering System for Government of
Maharashtra available on http://maharashtra.etenders.in.
21 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
15.6. Submission of Bid Seal (Hash) of Online Bids:
Submission of Bids will be preceded by submission of the digitally signed Bid
Seals (Hashes) as stated in the Tender Time Schedule (Key Dates) in the
detailed Tender.
15.7. Generation of Super Hash:
After the expiry of the time of submission of digitally signed Bid Seals
(Hashes) by the Contractors has lapsed, the Bid round will be closed and a
digitally signed Super Hash will be generated by the Authorized Officers of
the Department. This is equivalent to sealing of the Tender Box.
15.8. Decryption and Re-encryption Online Bids:
Contractors have to decrypt their Bids and immediately re-encrypt their Bids
online and upload the relevant Documents for which they generated the
respective Hashes during the Bid Preparation and Hash Submission stage
after the generation of Super Hash within the date and time as stated in the
Notice Inviting Tenders (Key Dates). The Bids of only the Contractors who
have submitted their Bid Seals (Hashes) within the stipulated time, as per
the Tender Time Schedule (Key Dates), will be accepted by the e-Tendering
System for Government of Maharashtra. A Contractor who has not submit
his Bid Seals (Hashes) within the stipulated time will not be allowed to
submit his Bid.
For submitting the Bids online, the contractors/bidders are required to
make online payment using the electronic payments gateway service Bid
Submission Fee. The different modes of electronic payments available on
the e-tendering portal.
15.9 Submission of Earnest Money Deposit:
Contractors have to submit the Earnest Money Deposit in a Sealed Physical
Envelope and the same should reach the Office of the concerned Official
before the last Date and Time as Stated in Tender Documents. Contractors
22 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
are required to keep their Earnest Money Deposit ready as the details of the
Earnest Money Deposit instrument are required to be entered during the
Bid Preparation and Hash Submission stage. The details of the Earnest
Money Deposit shall be verified during the Tender Opening event and only
those Contractors whose online Earnest Money Deposit details shall be
found matching with the physical Earnest Money Deposit instrument shall
be short listed for opening of other envelopes.
16. Definitions and interpretations:
In this tender document the following terms shall have the meanings hereby
assigned to them except where the context otherwise requires.
a) “Corporation” shall mean the Maharashtra Krishna Valley Development
Corporation, Pune acting through its Executive Director, as defined in
Maharashtra Act XV of 1996.
Maharashtra Krishna valley Development Corporation, Pune is a body
corporate constituted under the Maharashtra Act XV of 1996 and has been
established by the notification published in the Gazette Irrigation
Department dated 04/04/1996. The head quarters of the Maharashtra
Krishna Valley Development Corporation, Pune (MKVDC, Pune or MKVDC for
short and hereinafter referred to only as Corporation) is Pune. The official
postal address for correspondence is
The Office of the Executive Director
Maharashtra Krishna Valley Development Corporation,
Sinchan Bhavan, Barne Road,
Mangalwar peth,
Pune-411 011
General Information:
The functions and powers of the Corporation have been listed in the
Maharashtra Act XV of 1996 .In general, it has been entrusted with the work
of investigation, Planning, Designing of projects, maintenance of completed
23 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
projects, construction of projects and irrigation management of the Major,
Medium and Minor projects ( command area more than 250 Ha.) in the
Krishna River Basin. The Projects comprise irrigation, along with command
area development and multipurpose schemes. The projects are to be
completed so as to utilize water in Krishna basin (about 599 TMC) allotted
to Maharashtra state by Krishna Water Dispute Tribunal. This work is to be
completed by 2000 AD. During the project time slice, it is expected to
increase the performance efficiency of the completed projects and to
complete further ongoing and new works, so as to utilize the 599 TMC of
water from Krishna basin.
b) Chief Engineer shall mean Chief Engineer (Elect.), Hydro Projects, Mumbai.
c) “Engineer / Engineer-in-charge” shall mean the Executive Engineer in
Charge of the works and shall also include the Superior Officers of the
Engineering Department i.e. the Superintending Engineer of respective
Circle / Chief Engineer.
d) “Engineer’s representative” shall mean the Deputy Engineer who is direct
in-charge of the works and shall include any Electrical Engineer of the
Corporation.
e) “Contractor” shall mean the person, firm or company who enters into
contract, with the Corporation and shall include their executors,
administrators, successors and submitted assignees.
f) “Contract” shall mean and include agreement having completely tender
document with specification & drawings.
g) “Work” shall mean the work to be executed in accordance with contract.
h) “Specifications” shall mean the specifications for material and works as
specified in section XI of the contract.
i) “Drawing” shall mean prints of the maps, drawings, plans in section XII of
the contract and shall include any modifications of such drawing and any
24 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
further drawings as may be issued by the Engineer-in-Charge from time to
time.
j) “Site” shall mean the land and the other places on under, in which the
works are carried out, and any other lands or places provided by the
Corporation.
k) “Defect(s) liability period” shall mean period of 12 months from the date of
issue of completion certificate by the Engineer-in-charge.
16.2 Singular & plural:
Works importing the singular number shall also include the plural & vice
versa where the context requires.
16.3 Heading and Marginal Headings:
The headings & the marginal headings in the contract are solely for the
purpose of facilitating references and shall not be deemed to be part
thereof or taken into consideration in the interpretation construction
thereof or of the contract.
17 PRE-TENDER CONFERENCE:
1) Pre-tender conference open to all pre qualified tenderers which will be held
in the office as stated in detailed notice. Wherein the prospective tenderers
will have an opportunity to obtain clarifications regarding the work and the
tender conditions.
2) The prospective tenderers are free to ask for any additional clarification
either in writing or orally and the reply to the same will be given by the
Superintending Engineer, in writing and these clarifications referred to as
common set of conditions, shall form part of tender documents and which
will also be common and applicable to all tenderers.
3) The tender submitted by the tenderer shall be based on the clarification
additional facility issued (if any) by the Corporation and this tender shall be
unconditional. Conditional tenders will be summarily rejected as non-
responsive.
25 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4) All tenderers are cautioned that the tenders containing any deviation from
the contractual terms and conditions, specifications or other requirements
and conditional tenders will be rejected as non responsive.
18 INSTRUCTIONS FOR SUBMISSION OF ENVELOPE NO - 1
Scanned Documents to be submitted in Envelope No. 1 online & in hardcopy shall
conform to the instructions given below.
i) a) EARNEST MONEY
The Tenderer shall pay the earnest money deposit in the form Demand Draft & Bank
Guarantee from any Nationalised/ Scheduled Bank on the branch situated in the
State of Maharashtra for a period of 120 days from the date of submission of tender
for an amount as stated in the Annexure A.
b) ADDITIONAL EARNEST MONEY
In case Contractor’s offer is less than 90% or more than 110% of the estimated cost,
additional earnest money in the form of irrevocable Bank Guarantee for a period of
120 days from the date of submission of tender and for an amount equal to the 10%
of the difference of the Contractor’s offer and 90% or more than 110% of the
estimated cost as stated above shall be uploaded in Envelope No.2. Non Submission
of Bank Guarantee will result into outright rejection of the tender.
The earnest money amount shall not carry any interest whatsoever. The earnest
money will be refunded ( and Bank Guarantee, if any, will be released) in the case
of tenderers whose tenders are not accepted, only after completion of all
formalities in respect of the accepted tender or in case of expiry of validity of offer,
when specially withdrawn by the tenderer. In the case of successful tenderer, the
earnest money will be refunded after completion of contract documents and
payment of security deposit or converted into Security Deposit if required.
26 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
ii)a) SECURITY DEPOSIT
The security deposit will have to be deposited in the form of D.D. / BG by the
Contractor at the time of completing the contract documents, if his tender is
accepted by the Corporation.
The earnest money deposited by the Contractor with his tender will be retained by
the Corporation as part of security deposit. The balance to make up this security
deposit may unless otherwise specified in the special conditions be deposited by the
Contractor in the form of D.D. The security deposit will be retained by the
Corporation for the due and faithful fulfillment of the contract by the Contractor. In
addition to the sum above sums as Security Deposit will be deducted from running
account bills at the rate shown at Memorandum in B-1 tender from to total up to a
sum mentioned at Memorandum.
The securities deposit shall be valid up to expiration of warranty period.
b) ADDITIONAL SECURITY DEPOSIT
In case Contractors offer is less than 90% or more than 110% of the
estimated cost, Additional Security Deposit in the form of irrevocable Bank
Guarantee for a period equal to period of contract and for an amount equal
to the 10% of the difference of the Contractors offer and 90% or more than
110% of estimated cost as stated above shall be submitted. Security
Deposit will be refunded after the expiry of the defect(s) liability
(maintenance) period as stipulated in the contract.
19 INSTRUCTIONS FOR SUBMISSION OF ENVELOPE NO. 2
Documents to be submitted in Envelope No.2 shall conform to the instruction given
below.
i) CONTRACTOR TO INFORM HIMSELF FULLY:
The tenderer shall be deemed to have fully acquainted himself with the
work and site conditions and carefully examined the special conditions, the
specifications, schedules and drawings and shall be deemed to have fully
27 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
informed himself regarding the locations conditions. The tenderer shall also
be deemed to have fully acquainted with the various activities and positions
of the manufacturer, supply of raw, semi- finished, finished, bought out
material and equipment etc.
ii) CONDITIONAL TENDER
Conditional Tenders will be summarily rejected. The tenders which do not
fulfill any of the conditions of the notified requirements laid down in this
detailed tender notice, the general rules and directions for the guidance of
the tenderer as mentioned in the B-1 form or are incomplete in any
respect , are likely to be rejected without assigning any reasons thereof.
iii) TENDER RATE
The tenderer should quote his offer for the items estimated cost, entered in
Schedule ‘B’, at appropriate place in B-1 form, both in figures as well as in
words in English. In case there is difference between the rates quoted as
expressed in words and in figures, the rates as expressed in words will be
taken as correct irrespective of whether it is lower or higher than that
expressed in figure.
iv) If the quoted offer by the tenderer is above or below 10% of the estimated
cost then the tenderer shall furnish his rate analysis for all items costing Rs.
50,000/- (Fifty Thousand Only) and above put to tender in Envelope No.2 in
justification of the workability of the rates . Tenderer shall also submit
additional information in the analysis of the rates wherever called for by the
Corporation, without which the offer will not be considered.
20. TENDER UNITS:
The tender has been invited under the Metric System of measurements. The
tenderer should particularly note the units mentioned in Schedule ‘B’ on which rates
are to be based.
28 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
21. VALIDITY FOR 120 DAYS.
The offer shall remain valid for a period of 120 (One hundred twenty days) from the
date of the opening of tender, and thereafter until it is withdrawn by notice in
writing by the tenderer, duly addressed to the authority and sent by R.P.A.D. If the
acceptance of tender is not communicated within 120 days or before and if the offer
is withdrawn by the Contractor as aforesaid earnest money paid shall be refunded in
full.
29 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
ANNEXURE – A
DETAILED TENDER NOTICE, INFORMATION AND INSTRUCTIONS
A) DESCRIPTION OF THE PROJECT:-
Extended Gavan Phase-II Lift Irrigation Scheme Balancing reservoir Pump House is
located at Manerajuri in Taluka –Tasgaon, District- Sangli. Maharashtra Krishna
Valley Development Corporation has taken up the work of Extended Gavan Phase-II
Lift Irrigation Scheme Balancing reservoir Pump House at Manerajuri , Tal- Tasgaon ,
Dist -Sangli The Extended Gavan Phase-II Lift Irrigation Scheme Balancing reservoir
Pump House at Manerajuri in Sangli District envisages the lifting of water from
Balancing reservoir at Manerajuri. Extended Gavan Phase-II Lift Irrigation Scheme
irrigates 1213 Ha. of command area of Tasgaon Taluka of Sangli District. The Scheme
has been approved by Water Resources Department.
B) SCOPE OF THE WORK.
The biding document includes scope of work as below,
Design, manufacture ,test before dispatch, Supply, transport up to site, loading &
unloading of equipments / material, insurance till taking over by MKVDC, Erection,
Testing & Commissioning of 33 KV substation equipments, 33/6.6 KV,1.6 MVA -
Power transformer & 33/0.433 KV 63 KVA -Auxiliary transformer, XLPE Power
cable, And Switchyard Lighting ,Earth-mat ,water supply arrangement to earth-pits ,
fire fighting equipments etc for 33/6.6 KV substation at Balancing Reservoir for
Extended Gavan Phase -2 Lift Irrigation Scheme.
C) INFORMATION ABOUT WORK SITE :
1. Location of work : At village Manerajuri in Tal- Tasgaon
Dist-Sangli
2. Nearest Railway Station : Sangli
3. Roads : Sangli to Manerajuri to Gavan
4. Telephone & Telegram
Facility
: Manerajuri Tal. Tasgaon. Dist. Sangli.
5. Petrol & Diesel Pumps : Manerajuri
30 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
D) SERVICE CONDITIONS:
The equipment to be supplied against this specification shall be suitable for
satisfactory continuous operation under the following tropical conditions.
(i) Maximum ambient temperature in oC 45
(ii) Minimum ambient temperature in oC 15
(iii) Relative humidity in rainy season 50%
(iv) Averagae annual rainfall (in mm) 800 mm
(v) Maximum Wind Velocity 117 km/hr
1.0 Details of Work :
1.1 Name of Work : Design, manufacture ,test before
dispatch, Supply, transport up to site,
loading & unloading of equipments /
material, insurance till taking over by
MKVDC, Erection, Testing &
Commissioning of 33 KV substation
equipments, 33/6.6 KV,1.6 MVA -
Power transformer & 33/0.433 KV 63
KVA -Auxiliary transformer, XLPE
Power cable, And Switchyard
Lighting ,Earth-mat ,water supply
arrangement to earth-pits , fire
fighting equipments etc. for 33/6.6
KV substation at Balancing
Reservoir for Extended Gavan Phase
-2 Lift Irrigation Scheme
31 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.2 Estimate Cost : Rs. 121.78 Lakhs.
1.3 A) Earnest Money (EMD) (1%) :
a) In the form of DD. : Rs. 1,21,800/-
b) In the form of irrevocable
Bank Guarantee
: Rs. --
c) Total : Rs. 1,21,800/-
B) Additional EMD (if required) : Rs.
1.4 Security Deposit (5%) : Rs. 6,08,900/-
i) Initial (2.5%) : Rs. 3,04,450 /-
a) In the form of D.D. : Rs. 3,04,450 /-
b) In the form of irrevocable
Bank Guarantee
: Rs. -- /-
ii) From R.A. Bills (2.5%) : Rs. 3,04,450 /-
1.5 Additional (if required) : Rs.
1.6 Class of Contractor : ‘A’ Class Electrical Contractor
registered to P.W.D. Maharashtra.
1.7 Date , time and place of
conference
: The date shall be communicated to
all prequalified bidders in due course.
Pre-tender Place : Chief Engineer,
(Elect) Hydro Projects, HSBC Bank
Building, Fort, Mumbai
32 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Chief Engineer (Civil) Hydro Projects,
Sinchan Bhavan, Barne Road,
Mangalwar peth, Pune 411 011
1.8 Period of Completion of Work : 4 Months.
1.9 Updated estimate cost of the
work based upon Schedule of
Rates for the year when tenders
were invited
:
1.10 Name & Address of the
Executive Engineer in charge of
work in whose name earnest
money and security deposit is to
be pledged.
: Executive Engineer,
Mhaisal Electrical & Mechanical
Division, Sangli. 416 415.
1.11 Name & address of the officer
receiving and opening the
bidding document
: Superintending Engineer,
Construction Circle,
Kolhapur
33 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION IIISECTION IIISECTION IIISECTION III
BBBB----1 TENDER FORM1 TENDER FORM1 TENDER FORM1 TENDER FORM
34 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION - III
B- 1 TENDER FORM
-----------------------------------------------------------------------------------------------------------------
PERCENTAGE RATE TENDER AND CONTRACT FOR WORKS
-----------------------------------------------------------------------------------------------------------------
MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION
CIRCLE: - Construction Circle, Kolhapur.
DIVISION: - Mhaisal Electrical & Mechanical Division Sangli.
General Rules and Directions for the Guidance of Contractors
1. All works proposed to be executed by contract shall be notified in a form of
invitation to tender notice pasted on a board hung up in the office of the Executive
Engineer and signed by the Executive Engineer.
This form will state the work to be carried out as well as the date for submitting and
opening tenders and the time allowed for carrying out the work, also the amount of
the earnest money and additional earnest money if required to be deposited with
the tender and the amount of the security deposit and addition security deposit if
required to be deposited by the successful tenderer and the percentage if any to be
deducted from bills. Copies of the specification, designs and drawings, estimated
rates scheduled rates and any other documents required in connection with the
works shall be signed by the Executive Engineer for the purpose of identification and
shall also be open for inspection by contractors at the office of the Executive
Engineers during office hours.
Where the works are proposed to be executed according to the specifications
recommended by a contractor and approved by a competent authority on behalf of
the corporation such specifications with designs and drawing shall form part of the
accepted tender.
1. In the event of the tender being submitted by a firm, It must be signed by each
partner thereof, and in the event of the absence of any partner, It shall be signed on
his behalf by a person holding a power of attorney authorizing him to do so.
2A The contractors shall pay along with the tender the sum as stipulated in Annex 'A' to
section I as and by way of earnest money. The contractor may pay the and amount
by forwarding along with the tender demand draft drawn on bank and in favour of
the Executive Engineer as indicated in Annex A of Detailed Tender Notice.
35 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
ii) The contractor shall also enclose irrevocable bank guarantee of sum as stipulated in
Annex A Sr. No. 1.4 if his offer is less than 90% or more than 110% of the updated
estimated cost as stated at Sr. No. 1.9 Annex. A . The said amount of earnest money
shall not carry any interest whatsoever.
iii) If after submitting the under the contractor withdraws his offer, or modifies the
same or if after the acceptance of his tender the contractor fails or neglects to
furnish the balance of security deposit without prejudice to any other rights and
powers of the Corporation hereunder of in law. Corporation shall be entitled to
forfeit the full amount the earnest money and the additional Ernest money
deposited by him
iv) In the event of this tender not being accepted the amount of earnest money
deposited by the contractor shall unless it is prior thereto forfeited under the
provision of sub-clause (iii) above be refunded to him on his passing receipt
therefore.
2. Receipts for payments made on account of any work, when executed by a firm
should also be signed by all the partners except where the contractors are described
in their tender as firm which case the receipt shall be signed in the name of the firm
by one of the partners or by some other person having authority to give effectual
receipts of the firm.
3. Any person who submits a tender shall fill up usual printed form stating at what
percentage above or below the rates specified in Schedule-B (memorandum
showing items of work to be carried out) he is willing to undertake the work. The
person who submits the tender shall also fill up printed form of schedule-B part-II
Anticipated additional items as foreseen by the tenderer wherein the tenderer shall
mention item wise quantity, rate and amount as assessed by him. However the
percentage above or below the rates specified in Schedule-B (Memorandum
showing items of works to be carried out) he is willing to undertake the work, shall
be applicable only for the items, rates and quantities stipulated in Schedule-B part –
I. Only one percentage on all the estimated rates shall be named. Tenderers who
propose any alternation except in connection with Schedule –B part –II Anticipated
additional items as foreseen by the tenderer in the works specified in the said form
of invitation to the tender or in the time allowed or carrying out the work or which
36 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
contain any other conditions of any sort other than those specified in this tender
documents will be liable to rejection. No printed form of tender shall include a
tender for more than one work but if contractor who wishes to tender two or more
works they shall submit a separate tender for each. Tenders shall have the name
and number of the work to which they refer, written outside the envelope.
4. The officer indicated in Annex 'A' to Section I - detailed Tender Notice shall open
tender in the presence of contractors who have submitted / uploaded tenders or
their representatives who may be present at the time and he will enter the amount
of the several tenders in the comparative statement in a suitable form in the event
of tender being accepted the contractor shall for the purpose of identification sign
copies of the specifications and other documents mentioned in Rule 1 in event of
tender being rejected the competent officer shall refund the amount of the earnest
money deposited by the contractor on his giving a receipt for the return of money.
5. The officer competent to dispose of the tenders shall have the right of rejecting all
or any of the tenders.
6. No receipt for any payment alleged to have been made by a contractor in regard to
any matter relating to this tender or the contract shall be valid and binding on
corporation unless it is signed by the Executive Engineer.
7. No materials of any type required for the work shall be supplied by the Corporation.
All the work shall be executed by the Tenderers with his own material(s). The
memorandum of work to be tendered for shall be filled in and completed by the
office of the Executive Engineer before the tender own is issued. If a form issued to
an intending tenderer has not been so filled in and completed he shall request the
said office to have this done before he completes and delivers his tender.
8. All work shall be measured net by standard measure and according to the rules and
customs of the Corporation and without reference to any local custom.
9. Under no circumstances shall any contractor be entitled to claim entered for items
in this contract.
11. All corrections additions or pasted slips should be initialed.
37 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
12. The measurements of work shall be taken according to the usual methods a use in
the Corporation and no proposals to adopt alternative methods will be accepted.
The Executive Engineer's decision as to what is the usual method in use in the
corporation will be final.
The measurements shall be recorded in the measurement Book (MB) on the basis of
Field Book (FB) (for leveling purpose) in black ink. The all(s) FB(s) shall be the
property of corporation. The rules of measurements as stipulated in the MPW
Manual shall be applicable "Mutatis - Mutandis" On completion of the work /
termination of contract, the MS(s) & FB(s) shall be property of the Corporation.
The contractor shall submit certified (certified by the concerned SDO/SDE/EE-1/AEE)
copies of the measurement sheet(s) related to the R.A. bill/Final bill along with the
R.A. Bill / Final Bill, without which his R.A. Bill / Final bill shall not be considered for
payment.
13. In view of the difficult position regarding the availability of foreign exchange foreign
exchange would be released by the Corporation for the purchase of plant &
machinery required for the execution of the work contracted for.
14. The contractor will have to construct shed for storing controlled and valuable
materials at work site having double locking arrangement. The materials will be
taken for use in the presence of the Corporation person. No materials will be
allowed to be removed from the site of works without prior permission of Engineer-
in-charge.
15. Successful tenderer will have to produce to the satisfaction of the accepting
authority a valid and current license issued in his favour under the provision of
Contract Labour (Regulation and Abolition Act, 1970) before starting work failing
which acceptance of the tender will be liable for withdrawal and earnest money will
be forfeited to Corporation.
16. The contractor shall comply with the provisions of the apprentice act 1961 & rules &
orders issued here under from time to time. If he fails to do so his failure will be a
breach of the contract and the Chief Engineer / S. E. may in his discretion cancel the
contract the contractor shall also be liable for any pecuniary liability arising on
account of any violation by him of the act.
38 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
B-1 TENDER FORM
PERCENTAGE RATE TENDER & CONTRACT FOR WORKS.
Tender for works
1. I/We hereby tender for the execution for the
Maharashtra Krishna Valley Development
Corporation ( here-in-before and here-in-after
referred to as Corporation ) of the work
specified in memorandum as enclosed within
the time specified in such memorandum at ----
-----%--------------------------------------------------
percent below / above the estimated rates
entered in Schedule 'B' and in accordance in
all respects with the specifications designs,
drawings and instructions in writing referred
to in Rule 1 hereof.
In figure as well as in
words
2. I/We agree that the offer shall remain open
for acceptance for a minimum period of 120
days from the date fixed for opening the same
& thereafter until it is withdrawn by me/us by
notice in writing duly addressed to the
authority opening the tenders and sent by
registered post AD or otherwise delivered at
the office of such authority. Demand Draft on
IDBI Bank Sangli or any Scheduled Bank
payable at Sangli respect to the sum of Rs. ----
------------------------ in words Rupees --------------
-------------------------------------------------------------
-------------------------------------------------------------
------- representing the earnest money is
herewith forwarded. Additional earnest
Amount to be specified
in words & in figures
39 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
money in the form of Bank Guarantee as
required in view of offer being lower than
10% below the updated estimated cost or
more than 10% above of the updated
estimated cost as stated at Sr. No.1.9 of
Annex 'A' is also enclosed. The amount of
earnest money shall not bear interest and
shall be liable to be forfeited to the
corporation should I/We fail to (i) abide by the
stipulation to keep the offer open for the
period mentioned above or (2) sign &
complete the contractor documents as
required by the Engineer & furnish the
security deposit & additional security deposit
if any as specified in Sr. No. 1.4 (I) & (II) & 1.5
at Annexure-A of the memorandum enclosed
within the time limit laid down in clause (a) of
conditions of contract. The amount of earnest
money may be adjusted towards the security
deposit or refunded to me/us if so desired by
me/us in, writing, unless the same any part
thereof has been forfeited as aforesaid.
3. Should this tender be accepted I/we hereby
agree to abide by and fulfill and the terms &
provisions of the conditions of Contract
Special conditions of contract included in this
booklet to Corporation the sum of money
mentioned in the said conditions.
40 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
MEMORANDUM
a) General Description : Design, manufacture ,test before dispatch,
Supply, transport up to site, loading &
unloading of equipments / material,
insurance till taking over by MKVDC, Erection,
Testing & Commissioning of 33 KV substation
equipments, 33/6.6 KV,1.6 MVA - Power
transformer & 33/0.433 KV 63 KVA -Auxiliary
transformer, XLPE Power cable, And
Switchyard Lighting ,Earth-mat ,water supply
arrangement to earth-pits , fire fighting
equipments etc for 33/6.6 KV substation at
Balancing Reservoir for Extended Gavan
Phase -2 Lift Irrigation Scheme.
b) Estimated Cost. : Rs. 121.78/ Lakhs
c) Earnest money ( EMD ) : Rs. 1,21,800/-
i) Rs.1,21,800/- in D.D. only
ii) Irrevocable Bank Guarantee (B.G.) of Rs. --
/- from any Nationalised or Schedule
Bank’s Branch situated in State of
Maharashtra.
d) Additional Earnest money in the
form of Bank Guarantee if
required.
: Rs. --
e) Security Deposit (SD) : Rs. 6,08,900/-5
i) Initial ( In cash) i) Rs 3,04,450/ in D.D. &
ii) Irrevocable Bank Guarantee (B.G.) of
Rs. -- /- from any Nationalised or
Schedule Bank’s Branch situated in State
of Maharashtra.
41 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
ii) To be deducted from R.A.
bills
Rs. 3,04,450/-
f) Additional SD in the form of Bank
Guarantee if required.
: --
g) Percentage, if any, to be
deducted from bills so as to make
up the total amount required as
Security Deposit by the time, half
the work as measured by the cost
is due.
: 5% ( Five percent )
h) Time allowed for the work from
date of written order to
commence.
: 4 (Four) calendar Months
Signature of Contractor Signature of Witness
Address Address
Date Day of Occupation
The above tender is hereby accepted by me for and on behalf of the Corporation.
Date Day of Signature of the officer
( To be filled by tenderer ) by whom accepted
42 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION IVSECTION IVSECTION IVSECTION IV
SCHEDULE SCHEDULE SCHEDULE SCHEDULE ---- AAAA
43 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SCHEDULE – A (Not Applicable)
NAME OF WORK :
Design, manufacture ,test before dispatch, Supply, transport up to site, loading & unloading
of equipments / material, insurance till taking over by MKVDC, Erection, Testing &
Commissioning of 33 KV substation equipments, 33/6.6 KV,1.6 MVA - Power transformer &
33/0.433 KV 63 KVA -Auxiliary transformer, XLPE Power cable, And Switchyard Lighting
,Earth-mat ,water supply arrangement to earth-pits , fire fighting equipments etc for 33/6.6
KV substation at Balancing Reservoir for Extended Gavan Phase -2 Lift Irrigation Scheme.
Schedule showing (approximately) the material to be supplied from the stores for the work
contracted to be executed and the rates at which they are to be charged for.
Sr.
No.
Particulars Quantities Rate at which the material will
be charged to the contractor
Place of
Delivery
Unit Rate
1 2 3 4 5 6
1 Nil Nil Nil Nil Nil
Note:
The person of the firm submitting the tender should see that the rates in the above
schedule are filled up to date by the Executive Engineer, In charge on the form prior to the
submission of the tender.
44 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
CONDITIONS FOR SCHEDULE – A (Not applicable)
Note:-
1) The person or firm submitting the tender should see that the rates in the above
schedule are filled up by the Engineer-in-charge. on the issue of the form prior to
the submission of tender.
2) The cost of cement shown above is inclusive of cost of empty cement bags. The
empty cement bags need not be returned to the Corporation by the contractor.
3) The charges for conveyance of the materials from the place of delivery to site of
work will be borne by the contractor. All the materials shall be made available for
delivery on working days during the office hours.
4) The quantities in Schedule 'A' are approximate and may vary according to the actual
and confide use in this work.
5) All the materials mentioned in Schedule 'A' required for the work shall be taken
from the Corporation only. The materials from the outside sources in lieu of
materials from the outside sources in schedule 'A' shall not be allowed to be used
except under writing permission from the Executive Engineer. The sample of such
material shall be tested all contractors cost. The materials not conforming to the
required standard shall be removed by the contractor at once from the site of the
work at his cost.
6) The materials viz. cement, steel etc. lying unused with the contractor after
completion of the work and if they are not returned, the contractor shall pay for
such materials at] double the rate at which the materials were issued to him.
Recovery of S.T. and G.T on the cost of surplus materials which are not returned by
the contractor will be levied) as applicable and as per rules.
7) The contractor will have to construct a shed with double locking arrangement at his
own cost.
8) The contractor shall submit an account of all materials issued to him from time to
time and whenever demanded and before final bill is produced. Materials that
cannot be accounted for shall be recovered from him at penal rates as may be
decided by the Executive Engineer.
9) Claim for extra payment on delay in supply of these materials will not be
entertained.
10) Proper account of day to day consumption of materials issued as per Schedule 'A'
be maintained by the contractor or his authorized representative on site and it
shall be checked by the Corporation Officer even,' day in token of its correctness.
45 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION VSECTION VSECTION VSECTION V
SCHEDULE SCHEDULE SCHEDULE SCHEDULE ---- BBBB
46 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SCHEDULE – B
Name of Work :- Design, manufacture ,test before dispatch, Supply, transport up to site, loading & unloading
of equipments / material, insurance till taking over by MKVDC, Erection, Testing &
Commissioning of 33 KV substation equipments, 33/6.6 KV,1.6 MVA - Power transformer &
33/0.433 KV 63 KVA -Auxiliary transformer, XLPE Power cable, And Switchyard Lighting
,Earth-mat ,water supply arrangement to earth-pits , fire fighting equipments etc for 33/6.6
KV substation at Balancing Reservoir for Extended Gavan Phase -2 Lift Irrigation Scheme.
Qty. Description Rate (Rs.) Unit Amount (Rs.)
PART-I
33 KV Switchyard Equipments at
Balancing Reservoir -
1 Item No :1
Supplying & erecting 33 / 6.6 KV,
1600 KVA, 3ph. 50 Hz, ONAN, with
OLTC (- 10 % to + 10 %) outdoor
Power Transformer with all fitting and
standard accessories and first filling of
Oil etc. complete.
3709589.47 No 3709589.47
1 Item No :2
Supplying & erecting 33 / 0.415KV, 63
KVA, 3ph. 50 Hz, ONAN, with OLTC (-
10 % to + 10 %) outdoor Station
Transformer with all fitting and
standard accessories and first filling of
Oil etc. complete.
313781.06 No 313781.06
47 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1 Item No :3
Supplying & erecting 36 KV rated,
insulation class, BIL 170 KV peak, 630
A, 17.5 KA breaking capacity, 3-
Phase 50 Hz, Triple Pole, gang
operated mechanism, outdoor
Vaccum Circuit breaker, with support
structure etc. complete.
1790582.93 1790582.93
3 Item No :4
Supplying & erecting 36 KV insulation
class 17.5 KA single phase, 50 Hz, four
core, hermetically sealed, outdoor
type Current Transformer. having
current ratio 50/1/1/1/1 Amp. etc.
complete.
105988.27 No 317964.81
3 Item No :5
Supplying & erecting 36 KVA rated
insulation class, single phase, 50 Hz,
two core, hermetically sealed, outdoor
type Potential Transformer having
voltage ratio 33 kV /√3 / [110 V/√3 +
110V/√3]
75307.43 No 225922.29
1 Item No :6
Supplying & erecting 36 KV rated
insulation class, BIL 170 KV peak, 17.5
KA breaking capacity, 3-Phase, 50 Hz,
146884.66 No 146884.66
48 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
200 A, double break centre post
rotating, manually gang operated, turn
and twist type with reduction gear
mechanism, outdoor type Isolator
With Earth Blades, etc. complete.
2 Item No :7
Supplying & erecting 36 KV rated
insulation class, BIL 170 KV peak, 17.5
KA breaking capacity, 3-Phase, 50 Hz,
200 A, double break centre post
rotating, manually gang operated, turn
and twist type with reduction gear
mechanism, outdoor type Isolator
Without Earth Blades, etc. complete.
139390.54 No 278781.08
1 Item No :8
Supplying & erecting of Horn Gap
Type fuse Unit Suitable for 33 KV
Supply.
17985.88 No 17985.88
6 Item No :9
Supplying & erecting 36 KV rated
insulation class, BIL 170 KV peak,
single phase, 50 Hz. station class, gap
less type, outdoor Lightening Arrestor
along with surge counter and
insulating base plate etc. complete .
35671.99 No 214031.94
49 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1 Item No :10
Supplying & erecting 33/3.3 KV
Transformer Control & Relay panel
734423.29 Set 734423.29
9.071 Item No:11
Supplying & erecting Galvanised steel
structure for 33 KV sub station
Equipments
157376.42 MT 1427561.51
0.907 Item No :12
G I Hardware for GI Lattice type steel
structure
172364.65 MT 156334.74
Item No :13
Supplying & erecting LT PVC armoured
cable copper conductor complete
erected with glands & lugs, on wall /
trusses/pole or laid in provided
trench/ pipe.
400.00 a) 2C x 2.5 mm2 150.61 Mtr. 60244.00
500.00 b) 4C x 2.5 mm2 209.19 Mtr. 104595.00
150.00 c) 7C x 2.5 mm2 390.48 Mtr. 58572.00
500.00 d) 12C x 2.5 mm2 550.86 Mtr. 275430.00
200.00 e) 15C x 2.5 mm2
757.26 Mtr. 151452.00
50 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1 Item No :14
Supplying & erecting Ferruls, cable
glands, cable lugs etc. (Rate as per1%
of Above Item 13 (i.e. on Rs
=650293.82)
6502.94 Lot 6502.94
Item No :15
Supplying & erecting Galvanised cable
trays 16 SWG for laying L.T. Power and
control cables
150.00 a)200 mm width 644.49 Mtr. 96673.50
200.00 b) 300 mm width Switchyard to
Pump house Two Tier
869.32 Mtr. 173864.00
1.00 Item No :16
Supplying & erecting Marshalling box
for equipment in bay with associated
wiring /cabling etc. complete.
20234.11 No 20234.11
0.17 Item No :17
Supplying and erecting ACSR
conductor of size 6/1-3.66 mm (Mink)
complete. (255 Kg/meter). As per
Specification No. OH-CON / ACSR.
53226.51 KM 9048.51
15 Item No :18
Supplying and erecting porcelain disc
type insulator, suitable for 33 KV line
complete.
2699.64 No 40494.60
51 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
0.62 Item No :19
Supplying and erecting hard drawn 8
SWG G.I. Wire for shielding purpose.
complete erected for overhead line
with proper size of G.I. wire for
binding with jumpering etc.
9430.66 KM 5847.01
1381 Item No :20
Iron Work for Trays :-
Supplying and erecting iron work for
G.I. perforated cable tray supports,
complete with bending, cutting,
drilling and welding complete at the
position with necessary material duly
painted with one coat of red oxide and
two coats of enamel paint to match as
per direction of authority.
101.08 kg 139591.48
90.00 Item No:21
Supplying & erecting 3 x 70 sq mm
6.35 / 11 kV,(E) XLPE armoured cable
on wall/ceiling or laid in provided
trench / pipe
795.24 Mtr. 71571.60
2.00 Item No:22
Providing and erecting Heat shrinkable
indoor termination kit for 6.6 / 11
kV,(E) XLPE HT cable 3x70 to 120 sq.
mm. with necessary material
8530.94 No 17061.88
52 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
95.00 Item No:23
Supplying & erecting PVC armoured
cable 3 1/2 core 35 sq mm aluminium
conductor with continuous 5.48 sq
mm (12 SWG) G.I. earth wire complete
erected with glands & lugs, on wall/
trusses/pole or laid in provided
trench/ pipe
243.27 Mtr. 23110.65
2.00 Item No :24
Providing & erecting epoxy
outdoor/indoor end termination kit
for LT PVC armoured cable 25 to 50
sq.mm. cable, with necessary material.
423.42 No 846.84
1.00 Item No :25
Supplying Spares for Power
transformer, Vacuum Circuit breaker
Isolator Transformer control and relay
panel etc.(3% of cost of Item No. 1
,2,3,6,7,10 ) i.e. on Rs (3709589.47 +
313781.06 + 1790582.93 + 146884.66
+ 278781.08 + 734423.29 =
6974042.49 ) +
Add Cost of 1 No of Spare Current
Transformer (cost as per item No 4
=105988.27)
315209.54 L /S 315209.54
53 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1.00 Item No :26
Electrical Inspector's charges of
Inspection
(By considering Rate per Bay = Rs
50000/-)
50000.00 L /S 50000.00
PART – I Total Rs. 10954193.32
PART- II
Lighting for 33 KV Sub Station at
Balancing Reservoir
4.00 Item No :27
Supplying & erecting H.P.S.V. lamp
threaded type 230V, 150W [SON T
type.]
551.49 No 2205.96
4.00 Item No :28
Supplying & erecting street light 150W
H.P.S.V. lamp fitting on provided
bracket.
2960.33 No 11841.32
4.00 Item No :29
Supplying and erecting street light
bracket for single fitting made from 40
mm. dia B class G.I. pipe,1.0 m. in
length along with pole cap of 300 mm
length 100 mm dia duly welded
646.96 No 2587.84
54 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
4.00 Item No :30
Supplying and erecting steel tubular
swaged pole 139.7 x 114.3 x 88.9 mm.
dia with 4.5x3.65x3.25 mm thickness
(5 + 1.75 + 1.75 mtr) length
respectively and total 8.5 m long with
pole cap, base plate in provided
foundation.(weight 109 kg.)
9419.98 No 37679.92
4.00 Item No :31
Providing cement concrete foundation
including excavation for the poles 60
cms. x 60 cms. x 1.5 mtr. deep in 1:3:6
cement concrete (20 x 25 mm. stone
metal) and 45 cm x 45 cm x 45 cm /45
cm. dia. x 45 cm. height plinth duly
plastered and with necessary curing
and finishing in an approved manner.
2065.10 No 8260.4
19.00 Item No :32
Supplying & erecting G.I. pipe ‘A’
grade 40 mm dia.erected for enclosing
PVC armoured cable on wall/pole
195.44 Mtr 3713.36
4.00 Item No :33
Supplying & erecting FRP box of size
250mm x 200mm x 100 mm., 2.7 mm
thick complete on pole
493.27 No 1973.08
55 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
4.00 Item No :34
Supplying, erecting & marking DPMCB
6 A to 32 A B- series (for lighting) in
provided distribution board
419.52 No 1678.08
4.00 Item No :35
Supplying and erecting pipe type
earthing with 40mm.dia. G.l. pipe or
20 mm dia. G.l. Rod complete with all
materials
812.09 No 3248.36
1.00 Item No :36
Supplying and erecting double pole
metal /iron clad switch with H.C. type
fuse and neutral link 250V, 32A on
iron frame/board
681.99 No 681.99
1.00 Item No :37
Supplying, erecting & marking DPMCB
6A to 32A, C- series (for motor/power)
in provided distribution board
477.84 No 477.84
1.00 Item No :38
Supplying & fixing CRCA sheet Box
with earthing terminals for housing 2
Pole RCCB/RCCB+MCB complete on
iron frame/laminated board.
327.25 No 327.25
56 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
84.00 Item No :39
Supplying & erecting PVC armoured
cable 2 core 4 sq mm copper
conductor continuous 5.48 sq mm (12
SWG) G.I. earth wire complete erected
with glands & lugs, on wall/
trusses/pole or laid in provided
trench/ pipe
145.78 Mtr 12245.52
84.00 Item No :40
Supplying & erecting PVC armoured
cable 2 core 2.5 sq mm copper
conductor continuous 5.48 sq mm (12
SWG) G.I. earth wire complete erected
with glands & lugs, on wall/
trusses/pole or laid in provided
trench/ pipe
118.21 Mtr 9929.64
12.00 Item No :41
Supplying & erecting Siemens type
brass cable glands for 2 to 4 core 2.5
sq mm /2 to 4 core 4 sq mm /2 core
6sq mm for PVC armoured cable
28.55 Mtr 342.60
38.00 Item No :42
Supplying & erecting mains with 2x2.5
sq.mm F.R.L.S stranded/solid copper
PVC insulated wire laid in provided
conduit/trunking/inside pole/Bus bars
or any other places.
46.10 Mtr 1751.80
57 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
71.00 Item No :43
Making the trench in Hard murum/Tar
road of suitable width and depth for
laying provided L.T cable up to 10
sq.mm.complete.
88.11 Mtr 6255.81
PART – II Total Rs. 105200.77
PART- III
Earthmat for 33 KV sub station at
Balancing Reservoir
6306.0
0
Item No :44
Supplying & erecting Iron Work for
earth mat Complete With bending
Cutting Drilling & welding complete
erected at the position with necessary
materials duly painted with one coat
of of red oxide & two coats of enamel
paint to match the switch gear or as
per directions by the authority ( size of
angle / flat/ channel iron to be
specified in estimate
101.08 Kg. 637410.48
74.00 Item No :45
Supplying & erecting ISI mark G.I. Pipe
100 mm dia. ‘C’ class. in position with
accessories.
1030.59 Mtr. 76263.66
455.00 Item No 46
Excavating Hard Murum/ metal road(
B T) by chiseling for preparing pit for
earth conductor & cleaning the site by
removing debris and making the site
good .
155.73 Cum 70857.15
58 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
2.57 Item No :47
Providing burnt brick masonry with
1:6 ratio cement concrete duly
plastered including watering, streaking
joint on exposed faces, rocking at
joints on exposed faces and watering
complete.
2385.15 Cum. 6129.84
126.00 Item No :48
Drilling 35 mm. dia. holes for
anchoring in rock and fixing 25 mm.
dia. steel anchor, excluding cost of
grouting and anchor bar, including
flushing the holes, covering all
machinery equipment and necessary
watering etc. complete.
736.95 Mtr. 92855.70
102.00 Item No :49
Supplying and erecting G.I.strip of size
50 x 6 mm and 32 x 6 mm. sizes used
for earthing on wall and/or any other
purpose with necessary aluminium
clamps fixed on wall painted with
bituminous paint in an approved
manner joint be done.
83.34 Kg. 8500.68
23.00 Item N : 50
Refilling of earth pits by charcoal, salt
and soil.
1262.50 Nos. 29037.50
59 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
57.04 Item No :51
Supplying & erecting G.I. strip of 50 x 5
mm used for “C” clamps for earth-pit
pipes (100 mm dia.) erected with
necessary clamps, nut, bolts, in
approved manner.
83.34 Kg. 4753.71
PART III – Total Rs. 925808.72
PART – IV
Permanent Water Supply
Arrangement to Earth Pits. in 33 KV
Substation at Balancing Reservoir
140 Item No : 52
Supplying and erecting ISI mark
G.I.pipe 25 mm. dia. ‘B’class at
position with accessories.
175.01 Mtrs. 24501.40
50 Item No : 53
Supplying and erecting G.I.pipe 15 mm
dia. ‘B’ class at position with
accessories.
103.57 Mtr. 5178.50
2 Item No : 54
Supplying and erecting 25mm dia. gun
metal sluice valve at position with
necessary materials.
628.93 No. 1257.86
24 Item No : 55
Providing and fixing 15 mm dia screw
down bib / stop tap of brass including
necessary socket union nut complete.
151.50 No. 3636.00
60 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1 Item No : 56
Providing and fixing H.D.P Container
one piece moulded water tank made
out of low density Polyethyler and
built corrugated inclusive delivery up
to distination housting fixing of
accesseries such as inlet ,outlet
overflow pipe Tank Capacity 2000
litres
12920.00 No. 12920.00
1 Item No : 57
Supplying and erecting Centrifugal
water pump (Monoblock), 415V, three
phase 50 cycles A. C. supply of 2HP
with discharge 2.2 /4.1Liters per
second (LPS) for head of 8 /26 m and
50 mm suction/ 40 mm delivery pipe,
on provided C. C. foundation
12565.89 No. 12565.89
1 Item No : 58
Supplying & erecting automatic
control panel for 1 to 6 HP centrifugal/
submersible pump set consisting of
DOL starter, S.P.P Water level
controller, ammeter, voltmeter, phase
indicating lamp etc. 4 way for U/G
tank.& OH tank.
7980.70 No. 7980.70
1 Item No : 59
Supplying and erecting cover for
motor made from G.I. sheet of
1.25mm (18 SWG) for protection from
2843.70 No. 2843.70
61 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
rain complete with collar at bottom &
strengthening with M.S. strip, handle
at top for lifting & drip proof louvers
for ventilation erected at the position.
(size 2 Sq Mtr)
1 Item No : 60
Supplying and erecting C.I. flange
50mm.dia with necessary nuts bolts
and washers with rubber seal in
position.
97.21 No. 97.21
1 Item No : 61
Supplying and erecting C.I. flange
40mm dia with necessary nuts bolts
and washers with rubber seal in
position.
81.3 No. 81.3
50 Item No : 62
Supplying & erecting PVC armoured
cable 3 core 4 sq mm copper
conductor continuous 5.48 sq mm (12
SWG) G.I. earth wire complete erected
with glands & lugs, on wall/
trusses/pole or laid in provided
trench/ pipe ( for moter)
179.72 Mtr 8986
8 Item No : 63
Supplying and erecting ISI mark
G.I.pipe 50 mm dia.‘B’ class at position
345.94 Mtr 2767.52
62 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
with accessories. As per specification
No.( for sunction side of pump)
40 Item No : 64
Supplying and erecting ISI mark
G.I.pipe 40 mm. dia. ‘B’ class at
position with accessories. (for delivery
side of pump )
251.56 Mtr 10062.4
1 Item No : 65
Supplying and erecting 50mm dia. ball
type foot valve having C.I. body lined
from inside with FRP and synthetic
rubber coated (reinforced) ball, leaded
fin bronze (IS:318) FRP seat, carbon
steel (IS:1363 class 4) fastners,
C.I./M.S.Stainer Complete
1307.73 No. 1307.73
1 Item No : 66
Providing Cement concrete foundation
for pump in 1:2:4 with required size
and length of foundation bolts and
nuts.
1968.59 No. 1968.59
3 Item No : 67
Supplying & erecting Siemens type
brass cable glands for 2 to 4 core 2.5
sq mm /2 to 4 core 4 sq mm /2 core 6
sq mm for PVC armoured cable.
28.55 No. 85.65
63 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
52 Item No : 68
Excavating Hard Murum/metal road
(B.T.) by chiselling for preparing pit for
poles stay or earth plates or for laying
cables, pipes & clearing the site by
removing debris & making the site
good.
155.73 CuM 8097.96
PART – IV Total Rs. 104338.41
PART – V
Fire fighting equipments for 33 KV
Substation at Balancing Reservoir
1 Item No : 69
Foam Type Trolley mounted fire
extinguisher 50 Lit Capacity
19059.21 No. 19059.21
2 Item No:70
Co2 Type Fire Extinguisher 22.5 Kg
Capacity
24803.08 No. 49606.16
2 Item No : 71
CO2 type fire extinguisher 4.5 Kg
Capacity
7933.87 No. 15867.74
4 Item No : 72
FIRE Bucket of 9 Litres capacity.
376.48 No. 1505.92
64 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Qty. Description Rate (Rs.) Unit Amount (Rs.)
1 Item No : 73
Stand for keeping 4 Nos. of FIRE
buckets
1943.06 No. 1943.06
PART – V Total Rs. 87982.09
Total Rs. ( PART I + II + III + IV + V) 12177523.31
Say Rs. 12177523.00
(Rs. One Crores Twenty One Lakhs Seventy Seven Thousand Five Hundred Twenty Three Only)
(C. B. Gaikwad) Executive Engineer,
Mhaisal Elect. & Mech. Dn., Sangli.
65 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SCHEDULE B - PART – II
Schedule of quantities & bid rates for anticipated additional items as
foreseen by the Contractor.
Qty Description of Item Unit Rate In Fig.
In words
(Rs.)
Amount
(Rs.)
1 2 3 4 5
Total of part II
66 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Note 1 :- All work shall be carried out with contractor’s own materials and as per the
specifications Part A & B.
Note 2 :- All the columns in the Schedule ‘B’ Part- II should be filled in ink and the total
of the entries in the last columns should be struck by the contractor under his
signature.
Note 3 :- Rates quoted include clearance of site ( prior to commencement of work and
at its close) in all respects and hold good for work under all conditions of site,
moisture, weather etc.
Note 4 :- The tender % as quoted by the tenderer in the space provided for in the
Memorandum of work shall be applicable only for the items, rates and
quantities stipulated in schedule ‘B’ Part A & B, as put to tender by
Corporation.
Note 5 :- All the additional item(s) as many as foreseen by the tenderer with
quantity(es), rates(s), amount(s) and the detailed description shall be entered
in to by the tender in the space provided below Schedule ‘B’ Part – II.
Anticipated additional items as foreseen by the tenderer, the tenderer is free
to attach additional sheets, if required by him and sign the sheets, which will
form part form part of the tender.
The specifications for the additional item(s) as foreseen by the tender shall be
in conformity with the nearest comparable item stipulated in the Hand book
of standard Specifications (PWD) and the applicability shall be decided before
the acceptance the tender.
Note 6 :- The amounts of all the items of Part – A & B of schedule ‘B’ with % ( + or -)
and the amount of Part – II of Schedule ‘B’ will be totaled and this will be
considered as the offer of the tenderer.
Note 7:- The work in additional items in Schedule ‘B’ Part – II shall be paid for only
when executed.
67 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Note 8:- The provisions of Price variation para No. 33 of Special condition shall be
applicable for the work executed under Additional item of Schedule ‘B’ of Part
– II. The provision of Clause 38 conditions of contract – Quantity Variation
clause will not be applicable to the Additional items in Schedule ‘B’ of Part – II.
Note 9 :- In case of works having estimated cost put to tender less than Rs. 100 lakhs
cement and steel shall be supplied by Corporation at the rates mentioned in
Schedule ‘A’ and shall only be used for all the items in this Schedule requiring
cement and steel.
Note 10 :- Quantities indicated in Schedule ‘B’ Part – II by the contractor are fixed shall
be paid only on execution. No payment in excess of these quantities will be
admissible.
Note 11:- As per format of price break up enclosed.
Note 12:- While quoting percentage rate in B-1 Tender form, Contractors are requested
to see clause No 64 of Special conditions of contract.
68 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTSECTSECTSECTION VIION VIION VIION VI
APPENDIX APPENDIX APPENDIX APPENDIX
69 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - A
DETAILS OF TECHNICAL PERSONNEL WITH THE CONTRACTOR
Sr.
No.
Description Name Length of
service in
the firm
Qualifications Professional
experience
and details
of works
carried out
Remark
1 Project Manager
2 Works Manager
(Electrical Senior
Engineer)
3 Engineers
(Electrical )
4 Supervisors
( Note : If there is no technical personnel with your firm please give details how can your
firm manage the same in remark column. )
70 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - B
DETAILS OF PLANTS & MACHINERY IMMEDIATELY AVAILABLE WITH THE TENDERER FOR
USE ON THIS WORK
Sr.
No.
Name of
Equipment
No. of
Units
Kind of
Make
Capacity Age and
Condition
Present
Location
Remarks
1 2 3 4 5 6 7 8
Note : If No machinery available with the firm please give details how your firm will
manage the same.
71 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - C
DETAILS OF WORKS OF SIMILAR TYPE AND MAGNITUDE CARRIED OUT BY THE TENDERER
Sr.
No.
Name of
Work
Place Tendered
Cost Rs. in
Lakhs
Time in months
which
completed
Date of
completion
Principal
features
1 2 3 4 5 6 7
72 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - D
DETAILS OF OTHER WORKS TENDERED FOR AND IN HAND ON THE DATE OF SUBMISSION
OF TENDER
Sr.
No.
Name
of
Work
Place Work in Hand Works Tendered for Rem
-arks Tendered
Cost
Rs. Lakh
Cost of
remaining
work
Rs. Lakh
Anticipated
date of
completion
Rs. Lakh
Estimated
Cost
Rs. Lakh
Date by
which
decision
is
expected
Stipulated
date of
period of
completion
1 2 3 4 5 6 7 8 9 10
73 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - E
DETAILS OF PLANTS & MACHINERY PROPOSED TO BE USED FOR WORKS BUT NOT
IMMEDIATELY AVAILABLE
Sr.
No.
Name of
Equipment
No. of
Units
Kind
of
Make
Capacity If already owned If to be
purchased
( When ?
Month and
year )
Rem-
arks Age and
Condition
Location Probable
date of
availability
1 2 3 4 5 6 7 8 9 10
74 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - F
DECLARATION OF THE CONTRACTOR
1.0 I / We ____________________________ Contractor(s), hereby undertake
that I/We shall pay the labours engaged on the work as indicated in
Annexure - A to Section 1 - Detailed Tender Notice, wages as per
Minimum Wages Act, 1948 and amendments thereto applicable to the
zone in which work lies and act accordingly. I/We also undertake to abide
by the various laws in force and extend necessary facilities and amenities
to the staff and workers employed by me/us.
2.0 I / We hereby declared that I/We have made myself / ourselves
thoroughly conversant with the local conditions regarding all materials
and labour on which I/We have bidded my/our rates for this work. The
specifications of this work have been carefully studied and understood by
me / us before submitting this tender.
Signature of the Contractor
75 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - G
MODEL FORM OF BANK GUARANTEE BOND
GUARANTEE BOND
1.0 This deed of Guarantee is made on the _________________ by
______________ _____________________________________ having
his head office at ______________
(hereinafter called the ‘said Contractor(s) from the demand under the
terms and conditions of Agreement dated ___________ made between
_____________ and ______________for
____________________________ (hereinafter called ‘the Agreement) of
additional security deposit for the due fulfillment by the said Contractors
of the terms and conditions contained in the said Agreement on
production of a Bank Guarantee for Rs. ____________ (Rs.
________________________ only). We, _____________________
(hereinafter referred to as ‘the Bank’) at the request of
_________________________ (Contractor) do hereby undertake to pay
to the Maharashtra Krishna Valley Development Corporation, hereinafter
referred to as Corporation, an amount not exceeding Rs. ___________
against any loss or damage caused to or suffered by the Corporation by
reasons of any breach by the said Contractor of any of the terms or
conditions contained in the said Agreement.
2.0 We, ____________________________________ (indicate the name of
bank) do hereby undertake to pay the amount due and payable under
this guarantee without any demur, merely on a demand from the
Corporation stating that the amount claimed is due by way of loss or
damage caused to or would be caused to or suffered by the Corporation
by reason of breach by the said Contractor(s) of any of the terms of
conditions contained in the said Agreement or any reason of the
contractor(s) failure to perform the said agreement. Any such demand
made on the bank shall be conclusive as regards the amount due and
76 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
payable under this guarantee shall be restricted to an amount not
exceeding Rs.________.
3. We undertake to pay to the Corporation any money so demanded not
withstanding any dispute or dispute raised by the Contractor(s)
Supplier(s) in any suit or proceeding pending before any court or tribunal
relating thereto, our liability under this present being absolute and
unequivocal. The payment so made by us under this bond shall be valid
discharge of our liability for payment there under and the Contractor(s)
Supplier(s) shall have no claim against us for making such payment.
4.0 We, __________________________________(indicate the name of Bank)
further agree that the guarantee herein contained shall remain in full
force and effect during the period that would be taken for the
performance of the said Agreement and that it shall continue to be
forcible till all the dues of the Corporation under or by virtue of the said
Agreement have been fully paid and its claims satisfied or discharged or
till __________________ (Office / Corporation) of
________________________ (indicate the name of Administrative
Officer) certifies that terms and conditions of the said Agreement have
been fully and properly carried out by the said Contractor(s) and
accordingly discharges this guarantee. Unless a demand or claim under
this guarantee is made on us in writing on or before the ______________
we shall be discharged from all liability under this guarantee thereafter.
5. We, ________________________________ (indicate the name of Bank)
further agree with the Corporation that the Corporation shall have the
fullest liberty without our consent and without affecting in any manner
our obligations hereunder to vary any of the terms and conditions of the
said Agreement or to extend time of performance by the said Contractor
from time to time or postpone for any time or from time to time any of
the powers exercisable by the Corporation against the said Contractor(s),
and to forth or enforce any of the terms and conditions relating to the
77 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
said Agreement, and we shall not to be relieved from our liability by
reason of any such variation, or extension being granted to the said
Contractor(s) or for any forbearance, act or commission on the part of the
Corporation or any indulgence by the Corporation to the said Contractor
or by any such matter or thing whatsoever which under the law relating
to surety would, but for this provision, have effect of so relieving us.
6. This guarantee will not be discharged due to the change in the
constitution of the Bank or the change in the constitution of the
Contractors / Suppliers.
7. We, ___________________________ (indicate the name of Bank) lastly
undertake not be revoke this guarantee during its currency except with
the previous consent of the Corporation in writing.
Date the __________ day of _____________ 20
for _____________________________
(Indicate the Name of Bank)
78 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX “H”
INDENTURE FOR SECURED ADVANCES
( For use in cases in which the contract is for finished work and the contractor
has entered into an agreement for the execution of a certain specified quantity
of work in a given time)
THIS INDENTURE made the _________________ day of _________ between
__________ expression shall where the context so admits or implies be deemed
to include his executors, administrators and assigns) of the one part and the
Maharashtra Krishna Valley Development Corporation, Pune ( hereinafter called
as the Corporation which expression shall where the context so admits or implies
be deemed to include his successors in office and assigns) of the other part.
WHEREAS by an agreement dated _______________ (hereinafter called the said
Agreement) the Contractor has agreed.
AND WHEREAS the Contractor has applied to the Corporation that he be allowed
advances on the security of materials absolutely belonging to him and brought by
him to the site of the works, the subject of the said Agreement for use in the
construction of such of the works as he has undertaken to execute at rates fixed
for the finished work (inclusive of the cost of material and labour and other
charges)
AND WHEREAS the Corporation has agreed to advance to the contractor the sum
of Rupees _________ ( in words, Rupees
_________________________________________) on the aforesaid security and
has reserved to himself the option of making any further advance or advances on
security of aforesaid nature, the quantities and other particulars of the materials
on the security of which the advance or advances are made being detailed in Part
- II of the running account bill for the said works, signed at the time being by the
Contractor on.
NOW THIS INDENTURE WITNESS that in pursuance of the said Agreement and in
consideration of the sum of Rs. ________________ on or before the execution of
79 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
these presents paid to the Contractor by the Corporation (the receipt whereof
the Contractor both hereby acknowledge) and of such further advances (if any)
as may be made to him as aforesaid, the Contractor does hereby covenant and
agree with the Corporation and declare as follows.
1. That the said sum of Rs. ...................... so advanced by the Corporation to
the Contractors as aforesaid shall be employed by the Contractor in or
towards expediting the execution of the said works and for none other
purpose whatsoever.
2. That the material detailed in the said running account bill which have
been offered to and accepted by the Corporation as security are
absolutely the Contractor’s own properly and free from encumbrances of
any kind and the Contractor will not make any application for or receive a
further advance on the security of materials which are not absolutely his
own properly, and free from encumbrances of any kind and the
Contractor indemnifies the Corporation against all claims to any materials
in respect of which an advance has been made to him as aforesaid.
3. That the materials detailed in the said running account bill and all other
materials on the security of which any further advance or advances may
hereafter be made as aforesaid (hereinafter called the said materials)
shall be used by the contractor solely in the execution of the said works in
accordance with the directions of the Divisional officer, Division
(hereinafter caller the Divisional officer) and in the terms of the said
Agreement.
4. That the Contractor shall make at his own cost all necessary and adequate
arrangement for the proper watch, safe custody and protection against all
risks of the said materials and that until used in construction as aforesaid,
the said materials shall remain at the site of the said works in the
Contractor’s custody and on his own responsibility and shall at all times
be open to inspection by the Divisional officer or any officer authorised by
him. In the event of the said materials or any part thereof being stolen,
destroyed or damaged, the Contractor will forthwith replace the same
with other materials of like quality or repair and make good the same as
required by the Divisional officer.
80 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
5. That the said materials shall not on any account be removed from the site
of the said works except with the written permission of the Divisional
officer or an officer authorised by him in that behalf.
6. That the advances shall be repayable in full when or before the contractor
receives payment from the Corporation of the price payable to him for
the said works under the terms and provisions of the said agreement,
provided that if any intermediate payments are made so the contractor
on account of work done, then on occasion of each such payment, the
corporation will be at liberty to make a recovery from the contractor’s bill
for such payment by deducting there from the value of the said materials
then actually used in the construction and in respect of which recover
has not been made previously , the value for this purpose being
determined in respect of each description of materials at the rates at
which amounts of advances made under these presents were calculated.
7. That if the Contractor shall at any time make any defaults in the
performance or observance of any of the terms and provisions of the said
agreement or of these presents, the total amounts of the advance or
advances that may still be owing to the Corporation Maharashtra shall
immediately on the happening of such defaults be repayable by the
Contractor to the Corporation , together with interest thereon at twelve
percent per annum from the date of respective dates of such advance of
advances to the date of repayment and with all costs, charges, damages
and expenses incurred by the Corporation in or for the recovery thereof
or the enforcement of this security or otherwise by reason of the default
of the Contractor and the Contractor hereby covenants and agrees with
the Corporation to repay and pay the same respectively to him
accordingly.
8. That the Contractor hereby charges all the said materials with the
repayment to the Corporation of the said sum of Rs. ................... and any
further sum or sums advanced as aforesaid and all costs, charges,
damages and expenses payable under these presents PROVIDED ALWAYS
and it is hereby agreed and declared that not withstanding anything in
the said agreement and without prejudice to the powers contained
therein, if and whenever the covenant for payment and Repayment
hereinbefore contained shall become enforceable and the money owing
81 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
shall not be paid in accordance therewith, the Corporation may at any
time thereafter adopt all or any of the following courses as he may deem
best.
a) Seize and utilise the said materials or any part thereof in the
completion of the said works on behalf of the Contractor in
accordance with the provisions in that behalf contained in the said
agreement, debiting the Contractor with the actual cost of effecting
such completion and the amount due in respect of advances under
these presents and crediting the contractor with the value of work
done as if he had carried it out in accordance with the said agreement
and at the rates thereby provided. If the balance is against the
Contractor, he is to pay the same to the corporation on demand.
b) Remove and sell by public auction the seized materials or any part
thereof and out of the moneys arising from the sale, retain all the
sums aforesaid repayable to the Corporation under these presents
and pay over the surplus ( if any) to the Contractor.
c) Deduct all or any part of the money owing out of the security deposits
or any sum due to the contractor under the said Agreement.
9. That except in the event of such default on the part of the contractor as
aforesaid interest on the said advance shall not be payable.
10. That in the event of any conflict between the provisions of these presents
and the said Agreement, the provisions of these presents shall prevail and
in the event of any dispute or difference arising over the construction or
effect of these presents, the settlement of which has not been
hereinbefore expressly provided for the same shall be referred to the
Superintending Engineer, ...................................................... Circle, whose
decision shall be final,.
IN WITESS WHEREOF the said ....................................... and
.................................... ............................................. by the order and
under the direction of the Corporation have hereunto set their respective
hands the day and year first above written. Signed, sealed and delivered
by the said Contractor in the presence.
Witness
82 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Signature
Name:-
Address
Signed by ...............................
by the order and direction of the Maharashtra Krishna Valley
Development Corporation in presence of
Witness :
Signature :
Name :
Address :
83 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - I
PROFESSIONAL TAX CLEARANCE CERTIFICATE
This is to certify that M/s. _______________________________________ of
(address), is a registered dealer under the Maharashtra State Tax on Professions,
Traders Callings and Employment’s Act No. XVI of 1975, holding Registration
Certificate No. ___________ w.e.f. ______________________.
The said dealer has paid all tax dues up to 31st March ___________ (previous
year) under the act. The dealer has paid the Professional Tax dues for the
employees mentioned below.
Sr. No. Name of the Employee Designation
There is no Profession Tax dues outstanding against the dealer under the act.
This certificate is valid for ONE year from the date of issue.
Signature ______________
Professional Tax Officer
Place :___________
Date : ___________
84 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX ‘J’
AGREEMENT
Articles of agreement executed on this the _____________ of
_________________ Two Thousand Ten and _______________________
between the Executive Engineer, MKVDC (hereinafter referred to as MKVDC of
the one part and Shri
__________________________________________________________ (Name
and address of the tender) (hereinafter referred to as “the bounden”) of the
other part.
Whereas in response to the notification No. ____________ dated
________________ the bounden has submitted to the MKVDC a tender for the
work _________________________ _________________________ specified
therein subject to the terms and conditions contained in the said tender.
Whereas the bounden has also deposited with MKVDC a sum of Rs.
___________________ as earnest money for execution of an agreement
undertaking the due fulfillment of the contract in case his tender is accepted by
the MKVDC.
Now these presents witness and it is mutually agreed as follows:
1. In case the tender submitted by the bounden is accepted by the MKVDC
and the contract for _________________________ is awarded to the
bounden, the bounden shall within _________ days of acceptance of his
tender execute an agreement with the MKVDC incorporating all the terms
and conditions under which the MKVDC accepts his tender.
2. In case the bounden fails to execute the agreement as aforesaid
incorporating terms and conditions. governing the contract, the MKVDC
shall have power and authority to recover from the bounden any loss or
any damage caused to the MKVDC by such breach, as may be determined
by the MKVDC by appropriating the earnest money deposited by the
bounden and if the earnest money is found to be inadequate the deficit
85 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
amount may be recovered from the bounden and his properties, movable
and immovable in the manner hereafter contained.
3. All sums found due to the MKVDC under or by the virtue of this
agreement shall be recoverable from the bounden and his properties.
movable and immovable, under the provisions of the Maharashtra Land
Revenue Code for the time being in force as though such sums are arrears
of land revenue and in such other manner as the MKVDC may deem fit.
4. I/We
________________________________________________________
agree that the lead and lift charges of construction materials are
incorporated in the agreement and are accepted and no additional claims
will be made on this account.
In witness whereof Shri. _________________________________________
(Name and designation) for and of behalf of the MKVDC and Shri.
______________________________ ____________________ the bounden have
hereunto set their hands the days and year shown against their respective
signature.
Signed by Shri. __________________________________ date
___________________ in the presence of Witness.
1. ____________________________________
2. ___________________________________
3.
Signed by Shri ___________________________________ in the presence of
witness.
1. ____________________________________
2. ___________________________________
86 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - K
FORM OF TENDER FORWARDING LETTER
(To be submitted in Envelope No. –1 )
To,
Superintending Engineer,
Construction Circle,
Kolhapur.
Subject - Design, manufacture ,test before dispatch, Supply, transport up to site,
loading & unloading of equipments / material, insurance till taking
over by MKVDC, Erection, Testing & Commissioning of 33 KV
substation equipments, 33/6.6 KV,1.6 MVA - Power transformer &
33/0.433 KV 63 KVA -Auxiliary transformer, XLPE Power cable, And
Switchyard Lighting ,Earth-mat ,water supply arrangement to earth-
pits , fire fighting equipments etc for 33/6.6 KV substation at
Balancing Reservoir for Extended Gavan Phase -2 Lift Irrigation
Scheme.
Ref - B-1 Tender Notice No. EE/ 2 / 2012-2013.
Dear Sir,
1. Having examined the Tender Document, amendments date _________
the receipt of which is hereby duly acknowledged we the undersigned
undertake Design, manufacture ,test before dispatch, Supply, transport up
to site, loading & unloading of equipments / material, insurance till
taking over by MKVDC, Erection, Testing & Commissioning of 33 KV
substation equipments, 33/6.6 KV,1.6 MVA - Power transformer &
33/0.433 KV 63 KVA -Auxiliary transformer, XLPE Power cable, And
Switchyard Lighting ,Earth-mat ,water supply arrangement to earth-pits ,
fire fighting equipments etc for 33/6.6 KV substation at Balancing
Reservoir for Extended Gavan Phase -2 Lift Irrigation Scheme.
87 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2. We, the undersigned hereby bid in accordance with the said instruction,
conditions of contract, specifications, schedule and drawings.
3. We undertake, if our tender is accepted to commence work and to
complete the work for the items specified in the contract reckoned from
the date of ‘Acceptance of Tender’ as communicated by you. Further, we
undertake to provide a ‘Performance Security’ for an amount of 5 % (five
percent) of the total contract price.
4. We agree to abide by our tender for period of 90 days fixed for deadline
for submission of tender and in default, agree to forfeit to Corporation
the amount of ‘Earnest Money’ furnished with the tender.
5. Until a formal contract is prepared and executed, this tender together
with your written acceptance thereof and your notification of award
constitute a binding contract between us.
Earnest Money for an amount Rs. ___________ in favour of the Executive
Engineer Mhaisal E & M Division, Warnali, Sangli is enclosed herewith.
Yours faithfully,
Signature ___________________
Designation _________________
for and on behalf of (Name of Company)
Address __________________________
Tel. No. __________________________
Telex No. __________________________
Fax No. __________________________
88 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX – L
EMD ASSIGNMENT FORM
Article of agreement executed of this the ___________________ of
_____ _____________________________________and between the Executive
Engineer MKVDC (herein after referred to as MKVDC) of the one part of Shri.
____________ _______________________________________ (Name and
address of the tenderer (hereinafter referred to as the bounden of the other part
).
Whereas the response to the notification No.___________ dated ______
the ____________________bounded has submitted to the MKVDCS tender for
the work __________________________specified therein subject to the terms
and conditions contained in the said tender.
Whereas the bounden has also deposited with MKVDC a sum of
Rs._______ ____________________________ as earnest money for execution of
an agreement undertaking the due fulfillment of the contract in case his
accepted by MKVDC.
Now these presents witness and it is mutually agreed as follows.
1) In case the tender submitted by the bounded is accepted by the MKVDC and
contract for ________________________________________ is awarded to
the bounden the bounden shall within days of acceptance of this tender
execute an agreement with the MKVDC incorporating all the terms and
conditions under which the MKVDC accepts his tender.
2) In case the bounden fails to execute the agreement as aforesaid
incorporating terms and conditions governing the contracts, the MKVDC shall
be power and authority to recover from the bounden any loss of any damage
caused to the MKVDC in each breach as may be determined by the MKVDC by
appropristing the earnest money deposited by the bounden and if the
earnest money is found to be inadequate the deficit amount may be
89 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
recovered from the bounden and his properties movable and immovable in
the manner hereinafter contained.
3) All sums found due to the MKVDC under or by the virtue of this agreement
shall be recoverable from the bounden and his properties movable and
immovable under the provisions of the Maharashtra land revenue code for
the time being in force as though such sum are arrears of land revenue and
such other manner as the MKVDC may deem fit.
4) In witness where of Shri. _______________________ (Name and
Designation) for and on behalf of the MKVDC and Shri.
______________________________ in bounden have hereunto set their
hands the days and year shown against their respective signature.
Signed by Shri. ___________________________________ date ___________
in the present of witness.
1)
2)
Signed by Shri. _______________________________________ in the presence
of witness.
1)
2)
Note :- The tenderer shall mention the work he intends to quote.
90 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
APPENDIX - M
POWER OF ATTORNEY
(To be submitted in Envelope No.1)
I, ______________________________________ certify that I am
______________________________________________________________
Secretary of the Corporation organized under the laws of
_____________________and that ___________________ the Tender No.
__________________ dated _____________ is authorised to bind the
Corporation by authority of its governing body.
________________________
( SEAL)
SECRETARY
91 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION –––– VVVVIIIIIIII
CONDITIONS OF CONTRACTCONDITIONS OF CONTRACTCONDITIONS OF CONTRACTCONDITIONS OF CONTRACT
92 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
B – 1 TENDER FORM
CONDITIONS OF CONTRACT
A) Security
Deposit
Clause 1 : The person / persons whose tender may be
accepted ( hereinafter called the contractor, which
expression shall unless excluded by a repugnant to the
context include his heirs, executors, administrators, and
assigns ) shall (A) within 10 days (which may be
extended by the Superintending Engineer concerned up
to 15 days if Superintending Engineer concerned up to
15 days if Superintending Engineer thinks fit to do so ) of
the receipt by him of the notification of the acceptance
of his tender deposit with the Executive Engineer in cash
or corporation securities endorsed to the Executive
Engineer a sum sufficient which will make up the initial
security deposit specified in the tender form at para (d)
(i) of memorandum provided always that in the even of
the contractor depositing a lump sum by way of security
deposit as contemplated at (A) above then and in such
case as the sum so deposited shall not amount as
specified in memorandum it shall be lawful for
Corporation at the time of making any payment to the
contractor for work done under contract to make up the
full amount of security deposit as specified in
memorandum at para (c) by deducting a sufficient sum
at the rate specified at (g) of memorandum from every
such payment as last aforesaid until the full amount of
the security deposit is made up. All compensation or
other sums of money payable by the contractor to
Corporation under the terms of his contract may be
93 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
deducted from or paid by the sale of sufficient part of
his security deposit or from the interest arising there
from or from any sums which may become due by
Corporation to the contractor under any other contract
or transaction of any nature on any account whatsoever
and in the event for his security deposit being reduced
by reason of any such deduction or sale as aforesaid the
contractor shall within ten days thereafter make good in
cash or corporation securities endorsed as aforesaid any
sum of sums which may have been deducted from or
raised by sale of his security deposit of any part
thereof. The security deposit referred to when paid in
cash may at the cost of the depositor be converted into
interest bearing Corporation securities provided that the
depositor has expressly desired this in writing.
B) Additional
security Deposit
In case contractor’s offer is less than 90% or more than
110% of the updated (B) Additional Security estimated
cost as stared at Sr. No.1.4a of Annexure ‘A’ additional
Deposit. Security Deposit in the form of irrevocable Bank
Guarantee for a period equal to period of contract and
for an amount equal to the difference to the
contractor’s offer and 90 % or more then 110% of the
updated estimated cost as stated above shall be
submitted to the Engineer in charge at the time of
completing tender documents.
Non submission of the above Additional Security Deposit
will result into forfeiture of the E.M.D. and additional
E.M.D. If the amount of the security deposit to be paid
in a lump sum and Additional Security Deposit in form
of irrevocable Bank Guarantee is not paid within the
94 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
period specified at (A) above the tender/contract
already accepted shall be considered as canceled and
legal steps taken against the contractor for recovery of
the amounts. The amount of the Security Deposit
lodged by the contractor shall be refunded along with
the payment of the final bill if the date up to which the
contractor has agreed to maintain the work in good
order is over. If such date is not over only 50 % amount
of security deposit shall be refunded along with the
payment of the final bill. The amount of Security
Deposit retained by the Corporation shall be released
after expiry of period up to which the contractor has
agreed to maintain the work in good order is over. In
the event of the contractor failing of neglecting the
complete rectification work within the period up to
which the contractor has agreed to maintain the work in
good order then subject to provisions of clauses 17 and
20 hereof the amount of security Deposit retained by
Corporation shall be adjusted towards the excess cost
incurred by the Corporation on rectification work.
The Additional Security Deposit shall be refunded to the
contractor on issuing of the completion certificate by
the Engineer-in-charge as stipulated in the clause No. 7
of the contract provided that the Engineer-in-charge if
demanded in writing by the contractor shall from time
to time release the Additional security Deposit in part
which are in proportion to the amount of the completed
work.
Compensation of Clause 2 : The time allowed for carrying out the work as
entered in the tender shall be strictly observed by the
95 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
delay contractor’s and shall be reckoned from the date on
which the order to commence work id given to the
contractor’s. The work shall through the stipulated
period of the contract proceeding with all due diligence (
time being deemed to be the essence of the contract on
the part of the contractor’s ) and the contractor’s shall
pay as compensation an amount equal to one percent or
such smaller amount as the Superintending Engineer (
whose decision in writing shall be final ) may decide of
the amount of the estimated cost of the whole work as
shown in the tender for every day that the work remains
uncommenced or unfinished after the proper dates. And
further to ensure good progress during execution of the
work, the contractor’s shall be bound. in all cases in
which the time allowed for any work exceeds one
month to complete the part works in specified time slice
as per the programme given in Annexure A to Section I –
Detailed Tender Notice / enclosed at the end of
Schedule “B”.
If the contractor’s has not achieved the target as per
physical programme of all items with respect to time as
given in Annexure “A” to Section I – Detailed Tender
Notice / enclosed at the end of the Schedule “B” then
the compensation will be recovered with prior notice to
the contractor’s till the achievement of particular target
as decided by the Engineer-in-charge.
In the event of the contractor’s failing to comply with
this condition he shall be liable to pay as compensation
an amount equal to one percent or such smaller amount
as the Superintending Engineer ( Whose decision in
96 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
writing shall be final ) may decide of the said estimated
cost of the whole work for every day that the due
quantity of work remains incomplete : Provided always
that the total amount of compensation to be paid under
the provisions of this clause shall not exceed 10 percent
of the estimated cost of the work as shown in the tender
Superintending Engineer, should be the final authority in
this respect.
Action when
whole of security
deposit is
forfeited
Clause 3: In any case in which under any clause of this
contract the contractor’s shall have rendered himself
liable to pay compensation amounting to the whole of
his security deposit as specified at para (e) of the
memorandum or in the case of abandonment of the
work owing to serious illness or death of the
contractor’s or any other cause. The Executive Engineer
on behalf of the Corporation shall have power to adapt
following course.
To rescind the contract (for which rescission notice in
writing to the contractor’s under the hand of Executive
Engineer shall be conclusive evidence) and in that case
the security deposit and addition security deposit of the
contractor’s shall stand forfeited and be absolutely at
the disposal of corporation.
In case the contract shall be rescinded under clause
above the contractor’s shall not be entitled to recover or
be paid any sum for any work therefore actually
performed by him under this contract unless and until
the Executive Engineer shall have certified in writing the
performance of the such work and the amount payable
97 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
to him in respect thereof and he shall only be entitle to
be paid the amount so certified.
The contractor’s shall have no claim to compensation for
any loss sustained by him by reasons of his having
purchased or procured any materials or entered into any
engagements or made any advance on account of or
with a view to the execution of the work or the
performance of the contract. The contractors; shall also
be not eligible to tender for the work remaining
unexecuted under this contract.
Action when the
progress of any
particular portion
of the work is
unsatisfactory
Clause 4 : If progress of any particular portion of work is
unsatisfactory, the Executive Engineer shall
notwithstanding that the general progress of the work is
in accordance with the condition mentioned in clause 2
be entitled to take action as under after giving the
contractors 10 days notice in writing.
The Corporation will have to order that the work of the
contractor be measured up and to take such part there
of as shall be un execute out of his hands and to give it
to another contractor to complete in which case all
expenses incurred to advertisements for fixing a new
contracting agency additional supervisory staff including
the cost of work charged establishment and the cost of
the work executed by the new contract agency will be
debited to the contractor and the value of the work
done or executed through the new contractor (
including escalation due ) shall be credited to the
contractor in all respects and in the same manner and at
the same rates as if it had been carried out by the
contractor under the terms of this contract. The
98 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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certificate of the Executive Engineer as to all the cost of
the work and other expenses incurred as aforesaid for or
in getting the unexecuted work done by the new
contractor and as to the value of the work so done shall
be final and conclusive against the contractor.
In case the cost of the work executed through a new
contractor and other allied expenses exceeding the
value of such work credited to the contractors the
amount of excess shall be deducted from any money
due to the contractor by Government of Corporation
under the contractor otherwise howsoever or from his
security deposit and additional security deposit or the
sale proceeds thereof provided, however, that the
contractor shall have no claim against corporation even
if the certified value of the work done through a new
contractor exceeds the certified cost of such work and
allied expenses. The contractor shall have no claims to
compensation for any loss sustained by him by reason of
his having purchased or procured any materials or
entered into any engagements or made any advances on
account of or with a view to the execution of the work
or the performance of the contract.
The contractor of the whole work shall not be
considered eligible to tender for the execution of work
so withdrawn from this contract. The contractor will
have no claim for compensation for any loss sustained
by him owing to such action.
Contractor
remains liable to
Clause 5 : In any case in which any of the powers
conferred upon the Executive Engineer by clause 3 and 4
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pay
compensation if
action not taken
under clause 3 &
4
Power to take
here of shall exercised the non-exercise thereof shall not
constitute a waiving of any of the conditions hereof and
such powers shall notwithstanding be exercisable in the
event of any future case of default by the contractor for
which under any clauses hereof he is have become
exercisable and the same shall not have been declared
liable to pay compensation amounting to the whole of
his security deposit and additional security deposit and
the liability of the contractor for past and future
compensation shall remain unaffected in the event of
the Executive Engineer taking action under clause 3 be
may iif he so desires take possession of all of any tools,
plant, materials and stores in or upon the work or the
site thereof or belonging to the contractor of procure by
him and intended to be used for the execution of the
work or any part thereof paying or allowing for the same
in account at the contract rates or in the case of
contract rates not being applicable at current market
rates to be certified by the Executive Engineer whose
certificate thereof shall be final. In the alternative the
Executive Engineer may after giving notice in writing to
the contractor or his clear of the work foreman or other
authorised agent require him to remove such tools &
plant materials or stores from the premises within a
time to be specified in such notice and in the event of
the contractor failing to comply with any such
requisition the Executive Engineer may remove them at
the contractors expense or sell them by auction or
private sale on account of the contractor and at his risk
in all respects and the certificate of the Executive
Engineer as to the expense of any such removal and the
100 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
possession of or
require removal
of or sale
contractors plant
amount of the proceeds and expense of any such sale
shall be final and conclusive against the contractor.
Extension of time Clause 6: If contractor shall desire an extension of the
time for completion of work on the ground of his having
been unavoidable hindered in its execution or on any
other ground he shall apply in
writing to the Executive Engineer before the expiration
of the period stipulated in tender on or before the
expiration of 30 days from the date on which he was
hindered as aforesaid or on which the cause for asking
for extension occurred, whichever is earlier and the
Executive Engineer or in the opinion of Superintending
Engineer or Chief Engineer as the case may be if in his
opinion there were reasonable grounds for granting an
extension grant such extension as he thinks necessary or
proper be decision of the Executive Engineer /
Superintending Engineer / Chief Engineer in this matter
shall be final.
Final certificate Clause 7 : On the completion of the work the contractor
shall be furnished with a certificate by the Executive
Engineer ( hereinafter called the Engineer-in-charge ) of
such completion but so such certificate shall be given or
shall the work be considered to be completed until the
contractor shall have removed from the premises on
which the work shall have been executed all scaffolding,
surplus materials and rubbish and shall have cleaned off
the dirt from all wood work, door, windows , walls floor
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
or their parts of any building in or upon which the work
has been executed or of which he may have had
possession for the purpose of executing the work or
until the work have been measured by the Engineer-in
charge or where the measurements have been taken by
his subordinates until they have received approval of the
Engineer – in – charge the said measurements being
binding and conclusive against the contractor. If the
contractor shall fail to comply with the requirements of
this clause as to the removal of scaffolding surplus
materials and rubbish and cleaning of dirt on or before
the date fixed for the completion of the work the
Engineer-in-charge may at the expenses of the
contractor, remove such
Scaffolding surplus materials and rubbish and dispose
off the same as he thinks fit and clean off such dirt as
aforesaid so incurred but shall have no claim in respect
of any such scaffolding or surplus materials as aforesaid
except for any sum actually released by the sale thereof.
Payment on
intermediate
certificate to be
regarded as
advances
Clause 8 : No payment shall be made for any work
estimated to cost less than rupees one thousand till
after the whole of work shall have been completed and
a certificate of completion given. But in the case of
works estimated to cost more than rupees one thousand
the contractor shall on submitting a monthly part of the
work then approved and passed by the Engineer – in –
charge whose certificate of such approval and passing of
the sum to payable shall be final and conclusive against
the contractor All such intermediate payments shall be
regarded as payments by way of advance against the
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final payments only and not a payments for work
actually done and completed and shall not preciude the
Engineer-in-charge from requiring any bad unsound
imperfect or unskillful work to be removed or taken
away and reconstructed or re-created nor shall any such
payment be considered as an admission of the due
perforation of the contract or any part thereof in any
respect or the occurring of any claim nor shall it
conclude determine or effect in any other way the
powers of the Engineer-in-charge as to the final
settlement of the accounts or otherwise or in any other
way very or affect the contract. The final bill shall be
submitted by the contractor within one month of the
date fixed for the completion of the work, otherwise the
Engineer-in-charges certificate of the measurements
and of the total amount payable for work shall be final
and binding on all parties.
Payment at
reduced rates on
account of items
of work accepted
as completed to
be at the
discretion of the
Engineer-in-
charge
Clause 9 : The rates for several items of work estimated
to the more than Rs. 1,000/- agreed to within, shall be
valid only when the item concerned is accepted as
having been completed fully in accordance with the
sanctioned specifications. In cases where the items of
work are not accepted as so completed by the Engineer-
in – charge may make payment on account of such items
at such reduced rates as he may consider reasonable in
the preparation of final or on account bills.
Bill in
quadruplicate to
be submitted
monthly –
Clause 10: A bill shall be submitted by the Contractor in
each month on or before the date fixed by the Engineer-
in-charge for all work executed in the previous month
on the basis of measurements recorded by the
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Measurement
Recording by
Engineer
authorised Engineer of the corporation.
The measurements for payments of running account
bills shall be taken by the authorised Engineer of the
corporation in the presence of contractor or his
authorised representative and shall be recorded in M.B.
of corporation. Based on the above measurements the
contractor shall have to submit his R.A. bills in the bill
format.
Initial levels before starting of work / foundation levels /
final measurements shall be taken by authorised
Engineer of Engineer-in-charge in the presence of
contractor or his authorised representative and same
shall be signed by the contractor in taken of his
acceptance.
Contractor shall employ a qualified Engineer as his
authorised representative to be present while taking
measurements by authorised Engineer of Corporation.
A bill shall be submitted by the contractor in each month
or before date fixed by the Engineer-in-charge for all
work executed. As far as possible the payment of the
bills will be made monthly to the extent of availability of
funds for the work under this contract.
However, the payment of final bill will be made after :
i) Detailed scrutiny of the measurements and the
acceptance of the bill there after.
ii) The contractor produces the challan of having made
the payment into District Treasury in respect of all dues
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of VAT under the Maharashtra VAT on transfer of goods
involved in the execution of works contract Act. 2005.
Bills to be on
printed forms
Clause 11: The contractor shall submit all bills on the
printed forms in the format approved by the Engineer in
charge. The charges to be made in the bills shall always
be entered at the rates specified in the tender. In the
case of any extra work ordered in pursuance of these
conditions, and not mentioned or provided for in the
tender at the rates hereinafter provided for such work.
Stores supplied
by Corporation.
Clause 12: If the specification or estimate of the work
provides for the use of any special description of
material to be supplied form the store of the
corporation or if it is required that the contractor shall
use certain stores to be provided by the Engineer in
charge ( Such material and stores and the prices to be
charged there for an hereinafter mentioned being so far
as practicable for the convenience of the contractor but
not so as in any way to control the meaning or effect of
this contract specified in the schedule or memorandum
here to annexed. ) The contractor shall be supplied with
such materials and stores as may be required from time
to time to be sued by him for the purpose of the
contract only and value of the full quantity of the
materials and stores so supplied shall be set off or
deducted from any sums then due or thereafter to
become due to the contractor under the contract or
otherwise or from the security deposit or he proceeds of
sale thereof it the security deposit or the proceeds of
sale thereof it the security deposit is held in corporation
securities the same or sufficient portion thereof shall in
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
that case be sold for the purpose. All materials supplied
to the contractor shall remain the absolute property of
corporation and shall on no account be removed from
the sites of the work and shall at all times be open for
inspection by the Engineer-in-charge. Any such materials
unused and in perfectly good condition at the time of
completion or termination of the contract shall be
returned to the corporation store if the Engineer in
charge so requires by a notice in writing given under his
hand but the contractor shall not be entitled to return
any such
Materials except with consent of the engineer in charge
and he shall have no claim for compensation on account
of any such material supplied to him as aforesaid but
remaining unused by him or for any wastage in or
damage to any such material.
Clasue 12(A) : If all stores of controlled materials such as
cement, steel etc. supplied to the contractor by
corporation should be kept by the contractor under lock
& key and will be accessible for inspection by Executive
Engineer, or his authorised agent at all the times.
Works to be
executed in
accordance with
specifications
drawings orders
etc.
Clause 13: The contractor shall execute the whole and
every part of the work in the most substantial and
workman like manner and both as regards materials and
every other respect in strict accordance with
specifications. The contractor shall also conform
exactly. fully and faithfully to the designs, drawing and
instructions in writings relating to the work signed by
the Engineer in charge and lodged in his office and to
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
which the contractor shall be entitle to have access for
the purpose of inspection at such office or on the site of
the work during office hours the contractor will be
entitled to receive three sets of contract drawing and
tender along with the work order free of cost further
copies of the contract drawings and working drawing if
required by him shall be supplied at the rate of Rs. 100/-
per working drawing except where otherwise specified.
Alterations in
specifications
and designs not
to invalidate
contracts.
Clause 14 : The Engineer in charge shall have power to
make any alterations in or additions to the original
specifications. drawings designs and instructions that
may appear to him to be necessary or advisable during
the progress of the work and the contractor shall be
found to carry out the work in accordance with any
instructions in this connection which may be given to
him in writing signed by the Engineer in charge and such
alteration shall not invalidate the contract and any
additional work which the contractor may be directed to
do in manner above specified as part of the work shall
be carried out by the contractor on the same conditions
in all respects on which he agreed to do the main work
and at the same rates as are specified in the tender for
the main work. And if the additional and altered work
included any class of
Rates for works
not entered in
estimate or
Work for which no rate is specified in this contract then
such class of work shall be carried out at the rates
entered in the schedule of rates of the division or at the
rates mutually agreed upon between the Engineer-in-
charge and the contractor which ever are lower. If the
additional or already work for which no rate is entered
107 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
schedule of rates
of the districts
in the Schedule of rates of the division is ordered to be
carried out before the rates are agreed upon then the
contractor shall within seven days of the date of receipt
by him of the order to carry out the work, inform the
engineer in charge of the rate which it is his intention to
charge for such class of work. And if the engineer in
charge does not agree to this rate he shall by notice in
writing be at liberty to cancel his order to carry out such
call of work and arrange to carryout in such manner as
he may consider advisable provided always that if the
contractor shall commence work or incur any
expenditure in regard thereof before the rates shall
have been determined as lastly herein before
mentioned then in such case he shall only be entitled to
be paid in respect of the work carried out or
expenditure incurred by him prior to the date of the
determination of the rate as aforesaid according to such
rate of rates as shall be fixed by the engineer in charge
in the event of a dispute, the decision of the
Superintending Engineer of the circle will be final.
Where however, the work is to be executed according to
the designs, drawings and specifications, recommended
by the contractor and accepted by the competent
authority the alteration above referred to shall be within
the scope of such designs drawings and specification
appended to the tender.
Extensions of
time in
consequence of
additions or
The time limit for the completion of the work shall be
extended in the proportion that increase in its cost
occasioned by alternations or additions bears to the cost
of the original contract work and the certificate of the
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
alterations. Engineer in charge as to such proportion shall be
conclusive. However such an extension will be governed
by provisions of clause 6.
No claim to any
payment or
compensation for
alteration in or
restriction of
work.
Clause 15: I) If any time after the execution of the
contract documents the Engineers shall for any reason
what so ever other than default on the part of the
contractor for which the corporation is entitled to
rescind the contract desires that the whole or any part
of the work specified in the tender should be suspended
for any period or that the whole or part of the work
should not be carried out at all he shall give to the
contractor a notice. writing of such desire and upon the
receipt of such notice contractor shall forthwith suspend
or stop the work wholly or in part as required after
having due regard to the appropriate stage at which the
work should be stopped or suspended so to cause any
damage or injury to the work already done o endanger
the safety stopped or suspended shall have no claim to
any payment or compensation whatsoever by reason of
or in presence of an notice as aforesaid, on account of
any suspension, stoppage or curtailment except to the
extent specified hereinafter.
2) Where the total suspension of work ordered as
aforesaid continued for a continues period exceeding 90
days the contractor shall be at liberty to withdraw from
the contractual obligations under the contract so far as
it pertains to the unexecuted part of the work by giving
a 10 days prior notice in writing to the engineer within
30 days of the expiry of the said period of 90 days of
such intention and requiring the engineer to record the
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final measurement of the work already done and to pay
final bill. Upon giving such notice the contractor shall be
deeded to have been discharged from his obligation to
complete the remaining unexecuted work under his
contract. On receipt of such notice the engineer shall
proceed to complete the measurements and make such
payment as may be finally due to the contractor within a
period of 90 days from the receipt of such notice in
respect of the work already done by the contractor.
Such payment shall not in any manner prejudice the
right of the contractor to any further, compensation
under the remaining provisions of this clauses.
3) Where the Engineer required the contractor to
suspend the work for a period in excess of 30 days at
any time or 60 days in the aggregate the contractor shall
be entitled to apply to the Engineer within 30 days of
the resumption of work after. Such suspension for
payment of compensation to the extent of pecuniary
loss suffered by him in respect of working machinery
remained idle on the site or on the account of his having
and to pay the salary or the wages of labor engaged by
him during the said period of suspension provision
always that the contractor shall not be entitled to any
claim in respect of any such working machinery, salary
or wages for the first 30 days whether consecutive or in
aggregate of such suspension or in or in respect of any
suspension whatsoever occasioned by unsatisfactory
work or any other default on his part. The decision of
the Engineer in this regard shall be final & conclusive
against the contractor.
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4) In the event of –
i) Any total stoppage of work on notice form the
Engineer under sub clause (1) in that behalf.
ii) Withdrawal by the contractor form the
contractual obligation to complete the
remaining unexecuted work under sub clause (2)
on account of continued suspension of work for
a period exceeding 90 days.
OR
iii) Curtailment in the quantity of item or items
originally tendered on account of any alteration,
omission or substitution in the specification drawing,
designs or instruction under clause (14 (1) where such
curtailment excised 25 % in the quantity and the value
of quantity curtailed beyond 25% at the rates for the
item specified in the tender is more than Rs. 5000/-
It shall be open to the contractor within 90 days from
the service of (i) The notice of stoppage of work or (ii)
The notice of withdrawal from the contractual obligation
under the contract on account of the continued
suspension of the work or (iii) Notice under clause 14 (1)
resulting in such curtailment to produce the Engineer
satisfactory documentary evidence that he had
purchased or agreed to purchase material for use in the
contracted work before receipt by him of the notice of
stoppage. suspension or curtailment and required the
corporation to take over on payment such material at
the rates determined by the Engineer, provided
however such rates shall in no case exceed the rates at
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which the same was acquired by the contractor. The
corporation shall thereafter take over the materials, so
offered are not in excess of the requirements of the
unexecuted work as specified in the accepted tender
and are of quality & specification approved by the
Engineer.
No claim to
compensation on
account of loss
due to delay in
supply of
material by
corporation
Clause 15 A : The contractor shall not be entitled to
claim any compensation form corporation for the loss
suffered by him on account of delay by corporation in
the supply of materials where such delay is caused by-
i) Difficulties relating to the supply of railway
wagons.
ii) Force- majeure
iii) Act of God
iv) Act of enemies of the state or any other
reasonable cause beyond the control of
corporation.
In the case of such delay in the supply of materials.
Corporation shall grant such extension of time for the
completion of the work as shall appear to the Executive
Engineer to be reasonable in accordance with the
circumstances of the case. The decision of the Executive
Engineer as to the extension of the time shall be
accepted as final by the contractor & will be governed
by the provision of clause 6.
Time limit for
unforeseen
claims
Clause 16 : Under no circumstances whatever shall be
contractor be entitled to any compensation from
Corporation on any account unless the contractor shall
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have submitted a claim in writing to the Engineer-in-
Charge within one month of the case of such claim
occurring.
Action &
Compensation
payable in case
of bad work.
Clause 17 : If any time before the security deposit or any
part thereof is refunded to the contractor it shall appear
to the Engineer – in-charge of his subordinate in charge
of the work that any work has been executed with
unsound, imperfect of unskillful workmanship or with
materials of inferior quality, of that materials or articles
provided by him for the execution of the work are
unsound. or of a quantity inferior to that contracted for,
or are otherwise not in accordance with the contract, it
shall be lawful for the Engines-in-charge to intimate this
fact in writing to the contractor and then
notwithstanding the fact that the work, materials or
articles complained of may had been inadvertently
passed, certified and paid for the contractor shall be
bound for with to recite, or remove or reconstruct the
work so specified in whole or in part, as the case may or
if so required shall remove the materials or articles so
specified and provided other proper and suitable
materials or articles at his own charge and cost and in
the event of his filing to do so within period to be
specified by the Engineer-in-charge in the written
intimation aforesaid, the contractor shall be liable to
pay compensation at the rates of one percent on the
amount of estimate foe every day not exceeding 10
days, during which failure so continues and in the case
of any such failure the Engineer-in-charge may rectify of
remove and re-execute the work or remove and rejoice
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the materials or articles complained of as the case may
be at the risk and expense in all respect of the
contractor. Should the Engineer-in- charge consider that
any such inferior work or materials as described above
may be accepted or made use of it shall be within his
direction to accept the same at such reduced rates as he
may fix therefore.
Work to be open
to inspection.
Contractor or
responsible
agent to be
present.
Clause 18: All works under or in course of execution or
executed in pursuance of the contract shall at all times
be open to the inspection and supervision of the
Engineer-in-charge and his subordinates and the
contractor shall at all times during the usual working
hours and at all times at which reasonable notice of the
intention of the Engineer-in-charge and his subordinates
to visit the work shall have been given to the contractor
either himself or present to receive orders and
instruction or have a responsible agent duly accredited
in writing present for that purpose. Orders given to the
contractors dully authorities agent shall be considered
to have the same force and effect as if they had been
given to the contractor himself.
Notice to be
given before
work is covered
up.
Clause 19 : The contractor shall give not less than five
days notice in writing to the Engineer-in-charge or his
subordination in charge of the work before coving up to
otherwise placing beyond the reach of measurement
and work in order that the same may be measured and
correct dimension thereof taken before the same is so
covered up or placed beyond the reach of
measurements and work shall not cover up or place
beyond the reach of measurement any work without its
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consent in writing of the Engineer-in-charge or his
subordinate in charge of the work and if any work shall
covered up or placed beyond the reach of measurement
without such notice having been given or consent
obtained the same shall be uncovered at the contractors
expense & in default thereof no payment or allowance
shall be mad for such work or for the materials with the
same was executed.
Contractor liable
for damage done
and for
imperfections for
three months
after certificate.
Clause 20 : If during the period of 12 months from the
date of completion as certified by the Engineer-in-
charge pursuant to Clause-7 of the contract of 12
months attar commissioning the work, whichever is
earlier in the opinion of the Executing Engineer, the said
work is defective in any manner whatsoever the
contractor shall forthwith on receipt of notice in that
behalf from the Executive Engineer, duly commence
execution and complete carry out at his cost in cherry
respect all the work that may be necessary for rectifying
& setting right the defects specified therein including
dismounting and reconstruction of unsafe portions
strictly in accordance with and in the manner prescribed
and under the supervision of the Execution Engineer. In
the event of the contractor failing or reflecting to
commence execution of the said reification work with in
the period presented therefore in the said notice and/or
to complete the same as aforesaid as required by the
said notice, the Executive Engineer get the same
executed and carried out departmentally or by any
other agency at the risk on account and all the cost of
the contractor. The contractor shall forthwith on
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demand pay to the Corporation the amount of such
costs, charges, and expenses sustained or incurred by
the corporation of which the certificate of Executive
Engineer shall be final and binding on the contract ,
such costs, charges and expenses shall be deemed to be
arrears of and revenue and on the event of the
contractor failing or neglecting to pay the same on
demand as aforesaid without prejudice to any other
night and remedies of the corporation, the same may be
recovered from the contractor as arrears of land
revenues.
The corporation shall also be entitled to deduct the
same form any account which may be payable or which
may thereafter become payable by the Corporation to
the contractor either in respect of the said work or any
other work whatsoever or form the amount of security
deposit retained by Corporation.
Contractor to
supply plant,
ladders,
scaffolding etc
Clause 21 : The contractor shall supply at his own cost
all materials (expect such special materials. if any as may
in accordance with the contract be supplied from the
corporation stores) point, tools, appliance, implements,
ladders carriage, tackle, scaffolding and temporary work
requisite for the proper execution of the work, whether
in the original, attired or subsisted from and whether
including in the specification of other documents
forming part of the contract or referred to in the side
conditions or not and which may be necessary for the
purpose of satisfying or complying with the
requirement of the Engineer-in-charge as to any matter
as to which under conditions he is entitled to be
116 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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.And is liable for
damages arising
from non
provisions of life
fencing etc.
satisfied or which he is entitled to require together with
the raring therefore to and from the work. The
contractor shall also supply without charge the requisite
number of persons with the means and materials
necessary for the purpose of setting out works and
counting, weighting and assisting in the measurement
or examination at any time & from item to time of the
work or the materials, failing which the same may be
provided by the Engineer-in-charge at the expense of
the contractor and the expenses may be deducted from
any money due to the contractor under the contractor
or from his security deposit or the proceed of sale
thereof a sufficient portion thereof. The contractor shall
provided all necessary fencing and lights required tap
protect the public from accident and shall also the
bound to bear the expenses of defensive of every suit,
action or other legal proceeding that may be brought
beanie person for injures stained owing to neglect of the
above precautions and to pay any damages and costs
which may be awarded in any such suit, action or
proceedings to any such person or which may with the
consent of the contractor be paid for compromising any
claim by any such person.
Clause 21 (A) : The contractor shall provided scaffolds
and working platforms gangways and stairways and shall
comply with the following regulations in connection
therewith.
a) Suitable scaffolds shall be provided for workmen for
all work that cannot be safety done from a ladder or by
117 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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other means.
b) A scaffolds shall not be constructed taken down or
substantially altered expect.
i) under the supervision of a competent and
responsible person and
ii) as far as possible by competent workers
possessing adequate experience in this kind of
work.
c) All scaffolds and appliances connected there with and
all ladders shall
i) be of sound material
ii) be of adequate strength having regard to the
loads and strains to which they will be subjected
and
iii) the maintained in proper condition.
d) Scaffolds shall be so constructed that no part thereof
can be displaced in consequence of normal use.
e) Scaffolds shall not be over-loaded and so far as
practicable the load shall be evenly distributed.
f) Before installing lifting gear on scaffolds special
precaution shall be taken to ensure the strength and
stability of the scaffold.
g) Scaffolds shall be periodically by the competent
persons.
h) Before allowing a scaffold to be used by his workmen
the contractor shall whether the scaffold has been
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erected by his workmen or not take steps to ensure that
if complies fully with the regulation here-in-specified.
i) Working platform, gangways, stairways shall-
i) be so constructed that no part thereof can
sag unduly or unequally.
ii) be so constructed and maintained having
regard to the prevailing conditions as to
reduce as far as practicable risks of persons
and stripping or slipping, and
iii) be kept from form any unnecessary
obstruction.
ii) In the case of working platforms, gangways,
working place and stairways at a height
exceeding 3 meters.
i) every working platform and every gangways
shall be close boarded unless other adequate
measure are taken to ensure safety.
ii) ever working platform and gangways shall
have adequate width and
iii) every working platform, gangways, working
place and stairway shall be suitable fenced.
k) Every opening in the floor of a building or in a working
platform shall expect for the time and to extent required
to allow the excess of persons or the transport or
shifting of material be provided with suitable means to
prevent the fall of persons or material.
l) When persons are employed on roof where three is a
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danger of falling from a height exceeding 3 meters
suitable precautions shall be taken to prevent the fall
persons of materials.
m) Suitable precautions shall be taken to prevent
persons beings struck by articles which might fall from
scaffolds or other working places.
n) Safe means of access shall be provided to all working
platforms & other working places.
o) The contractor(s) will to make payments to the
laborers as per Minimum Wages Act.
Clause 21 (B) The contractor shall company with the
following regulations as regards the Hoisting Appliances
to be used by him.
a) Hoisting machines and tackle, including their
attachments, anchorage and support shall.
i) Be of good mechanical construction, sound material
and adequate strength and free from patent defect.
ii) be kept in good repair and good working order.
b) Every rope used in hoisting or lowering materials or
as a means of suspension shall be of suitable quality
and adequate strength and free from patent defect.
c) Hoisting machines and tackle shall be examined and
adequately tested after erection on the site and
before use and be re-examined and in position at
intervals to be prescribed by the Corporation.
d) Every chain. ring , hook, shackle, swivel and pulley
block used in hoisting or lowering materials or as
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means of suspension shall be periodically examined.
e) Every crane driver or hoisting appliance operator
shall be properly qualified.
f) No person who is below the age of 18 years shall be
in control of any hoisting machine, including any
scaffold which or give signals to the operator..
g) In case of every hoisting machine and of every chain,
ring, shackles, swivel, pulley bock used in hoisting or
lowering or as a means of suspension the safe
working load shall be ascertained by adequate
means.
h) Every hoisting machine and all gear referred to in
proceeding regulation shall be plainly marked with
the safe working load.
i) In case of a hoisting machine having a veritable safe
working load, each safe working load and the
conditions under which it is applicable shall be
clearly indicated.
j) No part of any hoisting machine or of any gear
referred to in regulation (g) above shall be loaded
beyond the safe working load expect for the purpose
of testing.
k) Moters, gearing, transmission, electric, wring and
other dangerous parts of hoisting appliances shall be
provided with efficient safeguards.
l) Hoisting appliances shall be provided with such
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means as will reduce to minimum risk of the
accidental descent of the load.
m) Adequate precaution shall be taken to reduce to a
minimum the risk at any part of suspended load
becoming accidentally displaces.
measures for
prevention of fire
Clause 22 : The contractor shall not set fire to any
standing jungle, tress, brush wood or grass without
attention point from the Executive Engineer. When such
permit is given and also in all cases when destroying out
or dug up tees, brushwood, grass etc. by fire, the
contractor shall take necessary measure to prevent such
fire spreading to or otherwise damaging surrounding
property. The contractor shall make his own
arrangements for dunking water for the labors
employed by him.
Liability of
contract for any
damage done in
or outside work
area
Clause 23 : Compensation for all damage done
internationally or unintentionally by contractors labor
whether in or beyond the limits of Corporation property
including any damage caused by the spreading of fire
mentioned in clause 22 shall be estimated by the
Engineer-in-charge or such other officer as he may
appoint and the estimates of the Engineer-in-charge
subject to the decisions of the Superintending Engineer
on apparel shall be final and the contractor shall be
bound to pay amount of the assessed compensation on
demand, falling which the same will be recovered from
the contractor as damages in the manner prescribed in
clause 1 or deducted by the Engineer-in-charge from any
sums that may be due or become from Corporation to
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contractor under this contract or otherwise.
The contractor shall bear the expenses of defending any
action or other legal proceeding that may be brought by
any persons for injury sustained by him owing to neglect
of precautions to present the spread of fire and shall pay
any damages and cost that may be awarded by the
count in consequence.
Employment of
female labour
Clause 24 : DELETED
Work on weekly
holidays
Clause 25 : No work shall be done on weekly local
holidays without the sanction in writing of the Engineer-
in-charge.
Work not to
sublet.
contract may be
rescinded and
security for
subletting it
without approval
Clause 26 : Contract shall not be assigned or subject
without the written approval of the Engineer-in-charge.
And if the contractor shall assign or subject his contract
or attempt so to do or become insolvent or commence
any proceedings to get himself adjudicated and
insolvent or make any compositions with his creditors or
attempt so to do or it bribe , gratingly loan, perquisite
reward of advantage, pecuniary or otherwise shall either
directly or indirectly be given or promised or offered by
the contractor or any of his servants or agents to any
Corporation officer or person in the employment of
corporation in any way relating to his officer or
employment or if any such officer or person shall
become in any way directly or indirectly interested in
the contract the Engineer-in-charge may thereupon by
notice in writing resin the contract any the security,
deposit and additional security deposit of the contractor
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
of far bribing a
corporation
officer or if
contractor
becomes
insolvent.
shall there upon stand forfeited and be absolutely at the
disposal of corporation and same consequences shall
ensure as if the contract had been rescinded under
clause 3 here of and addition the contractor shall not be
entitle to recover or be paid for any work therefore
actually performed under the contract.
Sum payable by
way of
compensation to
be considered as
reasonable
compensation
without
reference to
actual loss.
Clause 27 : All sum payable by a contractor by way of
compensation under any of these condition shall be
considered as a reasonable compensation to be applied
to the use of Corporation without reference to the
actual loss or damage sustained and whether reference
to the actual loss or damage sustained and whether any
damage has or not been sustained.
Changes in the
constitution of
firm to be
notified
Clause 28 : In the case of tender by the partners any
change in the constitution of a firm shall be forthwith
notified by the contractor to the Engineer-in-charge for
his information.
Direction and
control of the
superintending
Engineer
Clause 29 : All work to be executed under the contract
shall be executed under the direction and subject to the
approval in all respects of the Superintending Engineer
of the circle for the time being who shall be entitled to
direct at what point or point and in what manner they
are to be commenced and from time to time carried out.
Clause 30.1 : Except where otherwise specified in
contract and subject to the powers delegated to him by
corporation under the code, rules than the force the
decision of Superintending Engineer of the circle for the
time being shall be final, conclusive and binding or all
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parties of the contract upon all question relating to the
meaning of the specification, design, drawing and
instructions herein before mentioned and as to the
quality or workmanship or materials used on the work
or as to any other question claim, right matter or thing
whatsoever if any arising out or relating to the contract,
designs, drawings specification estimate instruction,
orders or these condition or otherwise concerning the
works, or the execution or failure to execute same,
whether arising during the progress of work or after the
completion or abandonment thereof.
Clause 30.2 The contractor any within 30 days of
receipt by him of any order passed by the
Superintending Engineer of the circle as aforesaid
appeal against it to the Chief Engineer concerned with
the contract work or project provided that -
a) The accepted value of the contract exceeds Rs. 10
Lakhs ( Rs. Ten Lakhs )
b) Amount of claim is not less than Rs. 1.00 Lakh ( Rs.
One Lakh)
Clause 30.3 If the contractor is not satisfied with the
order passed by the chief Engineer as aforesaid the
contractor may within 30 days of receipt by him of any
such order appeal against it to the Execute Director
Maharashtra Krishna Valley Development Corporation
Pune, who if convinced that primafacia the contractor’s
claim rejected by Superintending Engineer / Chief
Engineer is frivolous and that there is some substance in
the claim of contractor as would merit detailed
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examination & decision by Executive Committee /
standing Committee shall put up the Executive
Committee / standing committee at / corporation level
for suitable decision.
Stores of
European or
American
manufacturer to
be obtained from
corporation
Clause 31 : The contractor shall obtain from the
corporation stores all stores and articles of European of
American manufacture which may be required for the
work of any part thereof or in making up any articles
required there for / or in connection therewith unless he
has obtained permission in writing from Engineer –in-
charge to obtain such stores and articles elsewhere. The
value of such stores and articles may be supplied to the
contractor by the Engineer-in-charge will be debited to
the contractor in his account at the rates shown in the
schedule, in form A attached to the contract & if any are
not entered in the said schedule, they shall be debited
to him at cost price which for the purpose of this
contract shall include the cost of carriage & other
expenses whatsoever which shall have been incurred in
obtaining delivery of the same at the stores aforesaid.
Lump sums in
Estimates
Clause 32 : When the estimate on which a tender is
made includes lump sum in respect of part of works the
contractor shall be entitled to payment in respect of the
item of work involved or the part of work in question at
the same rates as are payable
under this contract for each item or if the part of work in
question is not in the opinion of the Engineer-in-charge
capable measurement of Engineer-in-charge may at his
described any the lump sum amount entered in the
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estimate and the certificate in writing of the Engineer-
in-charge shall be final & conclusive against the
contractor with regard to any sum or sums payable to
him under the provisions of this clause.
Action where no
specification
Clause 33 : In case of any class of work for which there is
no such specification as is mentioned in Rule 1 such
work shall be carried out in accordance with the
divisional specifications and in the event of there being
no divisional specification than in such case the work
shall be carried out in all respects in accordance with all
instructions & requirements of the Engineer-in-charge.
Definition of
work
Clause 34 : The expression ‘work’ or ‘works’ where
used in these conditions shall unless there be something
in the subject of context repugnant to such construction
be construed to mean the work or works contracted to
be executed under or in virtue of the contract whether
original, altered, substituted or additional.
Contractor’s
percentage
whether applied
to net or gross
amount of bill
Clause 35 : The percentage referred to in the tender
shall be deducted from / added to the gross amount of
the bill before deducting the value of any stock issued.
Payment of
quarry fees and
royalties
Clause 36 : All quarry fees, royalties, octroi dues &
ground rent for stacking materials if any , should be paid
by contractor. Amount of royalty charges will be
withheld from the respective R.A. bills and payment will
be released on production of receipts of paid royalty
charges by the contractor.
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Compensation
under workmen’s
compensation
act.
Clause 37 : The contractor shall be responsible for &
shall pay any compensation to his workmen payable
under the workmen’s compensation Act 1923 ( VIII of
1923 ) ( there in after called the said Act ) for injuries
caused to the workmen if such compensation is payable
and or paid by corporation as principal under sub-
section(i) of section 12 of the said Act on behalf of the
contractor it shall be recoverable by corporation from
the contractor under sub-section(2) of the said section
such compensation shall be recovered in the manner
laid down in clause 1 above.
Clause 37(A) : The contractor shall be responsible for
and shall pay the expenses to providing medical aid to
any workmen who may suffer a bodily injury as a result
of an accident. If such expenses are incurred by
corporation the same shall be recoverable from
contractor forthwith and be deducted without prejudice
to any other remedy of corporation from any amount
due or that may become due to the contractor.
Clause 37 (B) : The contractor shall provide all
necessary personal safety equipment and list and
apparatus available for the use of the persons employed
on the site & shall maintain the same in condition
suitable for immediate use at any time & shall comply
with the following regulation in connection therewith.
a) The worker’s shall be required to use the equipments
so provided by the contractor & contractor shall take
adequate steps to ensure proper use of equipment by
those concerned.
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b) When work is carried on in proximity to any place
where there is a risk of drawing all necessary equipment
shall be provided & kept ready for use & all necessary
steps shall be taken for prompt rescue of any person in
danger.
C) Adequate provision shall be made for prompt first aid
treatment of all injuries likely to be sustained during the
course of the work.
Clause 37 (C) : The contractor shall duly comply with the
provision of apprentices Act 1961 ( III of 1961 ) the rules
made there under & orders that may be issued from
time to time under the said Act & the said Rules & on his
failure or neglect to do so he shall be subject to all the
liabilities & penalties provided by the said Act & said
Rules.
Claim for
quantities
entered in the
tender or
estimates.
Clause 38 : 1) Quantities shown in the tender are
approximate and no claim shall be entertained for
quantities of work executed being either more or less
than those entered in the tender or estimates.
2) Quantities in respect of the several items shown in
the Schedule “B” , Part I of the tender are approximate
and no revision in the tendered rates shall be permitted
in respect of any of items so long as subject to any
special provision constrained in the specification
prescribing different percentage of permissible variation
the quantity of the item does not exceeds the tender
quantity by more than 25 percent and so long as the
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value of the excess quantity beyond this limit at the rate
of the item specified in the tender is not more than Rs.
5,000/-
3) The contractor shall if ordered in writing by the
Engineer so to do, also carry out any quantities in excess
of the limit mentioned in sub clause (2) here of on the
same condition as and in accordance with the
specification in the tender and at the rates (i) derived
from the rates entered in the current schedule of rates
and in the absence of such rate (ii) at the rate prevailing
in the market. The rate shall be revised with reference
to current DSR prevalent at that time on year to year
basis or revised in accordance with mutual agreement
there on whichever is less.
4) In case the quantity of any item reduces by more than
25% the rates of such item shall be revised as per
provisions of sub clause 3 of clause 38. However the
total payment of such item shall be limited to seventy
five percent of estimated cost of that item put to tender.
5) The provisions of this clause will not be applicable to
the additional anticipated items in Schedule-‘B’, Part – II.
Employment of
famine labour
etc.
Clause 39 : The contractor shall employ any famine,
convict of other labour of a particular kind or class if
ordered in waiting labour etc. to do so by the Engineer-
in-charge
Claim for
compensation for
delay starting the
Clause 40 : No compensation shall be allowed for any
delay caused in the starting of the work on account of
acquisition of land or in the case of clearance work on
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work account of delay in according to sanction of estimates.
Claim for
compensation for
delay in
execution of
work
Clause 41 : No compensation shall be allowed for any
delay in the execution of the work on account of water
standing on borrow, pits or compartments. The rates
are inclusive for hard or cracked soil, excavation in mud
sub-soil water or water standing in barrow pits and no
claim for extra rates shall be entertained unless
otherwise expressly specified.
Entering upon or
commencing any
portion of work
Clause 42 : The contractor shall be enter upon or
commence any portion of work expected with the
written authority and instruction of the Engineer-in-
charge or of his subordinate in charge of the work failing
such authority the contractors shall have no claim to
ask for measurement of or payment of work.
Minimum age of
person
employed, the
employment of
donkeys and or
other animals.
Clause 43 : i) No contractors shall employ any person
who is under the age of 14 years.
ii) No contractors shall employ donkeys or other
animals with breaching of string or then rope. The
breaching must be at least three inches wide and
should be of tape ( Nawar )
iii) The Engineer –in-charge or his Agent is authorised to
remove from the work any persons of animal found
working which does not satisfy these conditions and no
responsibility shall be accepted by corporation for any
delay caused in completion of the work by such removal.
iv) The contractors shall pay fair and reasonable wages
to the workmen employed by him, in the contract
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undertaken by him in the event of any dispute arising
between the contractor and his workmen on the
grounds that the wages paid are not fair and reasonable
the dispute shall be referred without delay to the
Executive Engineer shall be conclusive and binding on
the contractors but such decision shall not in any effect
the conditions in the sanctioned tender rates.
v) Contractors shall provide drinking water facilities to
the workers similar amenities shall e provided to the
workers engaged on large work in urban areas.
vi) The contractor should take precaution against
accidents which take place on account of labour using
loose garments while working near machinery.
Method of
payment
Clause 44: Payment to contractors shall be made by
cheque, provided that the amount exceeds Rs. 500/-
Amounts not exceeding Rs. 500/- will be paid in cash.
Acceptance of
condition
compulsory
before tendering
the work
Clause 45 : Any contractors who does not accept these
conditions shall not be allowed to tender for works.
Employment of
scarcity labour
Clause 46 : If Government declares a state of scarcity or
famine to visit in any village situated within 16 km of the
work the contractors shall employ upon such parts of
the works as are suitable for unskilled labour any
persons certified to him to him by Executive
Engineer may have delegated this duty in writing to be
in need of relief and shall be bound to pay to such
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person wages not below the minimum which
Government may have fixed in this behalf. Any disputes
which may arise in connection with the implementation
of this clause shall be decided by the Executive Engineer
whose decisions shall be final and binding on
contractors.
Clause 47 : The price quoted by the contractors shall
not in any case exceed the control price. if any fixed by
Government or reasonable price which it is permissible
for him to charge a private purchaser for the same class
and description the controlled price or the price
permissible exceed the controlled price or the price
permissible under Hoarding and Profiteering ordinance,
1948 as amended from times to time. if the price quoted
exceed the controlled price or the price permissible
under hoarding and profiteering prevention ordinance
the contractors will specifically mention this fact in this
tender along with the reasons for quoted such higher
price. The purchaser at his description will in such case
exercise the right of revising the price at any stages so as
to conform with the controlled price as permissible
under the Hoarding and prevention ordinance This
discretion will be exercised without prejudice to any
other action that may be taken against the contractor.
Clause 48 : The rates to be quoted by the contractors
must be inclusive of states Tax No. extra payment on
this account will be made to the contractor.
Surplus material Clause 49 : In the case if materials may remain surplus
with the contractors from those issued for the work
contracted for the date of ascertainment of the
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materials being surplus will be taken as the date of the
sale for the purpose of sales tax and the sales tax will be
recovered on such sales.
Employment of
local labour
Clause 50 : The contractor shall employ the unskilled
labour to be employed by him on the said work only
from locally available labours and shall give performance
to those persons enrolled under Maharashtra
Government Employment and self Employment
department’s scheme.
Provided, however, that if the required unskilled labours
are not available locally the contractor shall in the first
instance employ such number of persons as is available
and thereafter may with previous permission in writing
for the Executive Engineer in charge of the said work of
in the rest of requirement of unskilled the labour from
outside the above scheme. Charges of the said work
obtain the rest of the requirement of unskilled labour
from outside the above scheme.
Wages as per
minimum wages
Act 1948
Clause 51 : Wages to be paid to the skilled and unskilled
labours engaged by the contractors.
the contractors shall any the labours skills according to
the wages prescribed by the Minimum wages Act of
1948 applicable to the area in which the work of the
contractors is located.
Hiring of
Machinery
Clause 52 : All amounts whatsoever which the
contractor is liable to pay to the corporation in
connection with the execution of the work including the
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amount payable in respect of (i) materials and / or
stores supplied / issued hereunder by the corporation to
the contractor ii ) hire charges in respect of heavy plant
machinery and equipment given on hire by the
corporation to the contractor for execution by him of
the work and / or on which advances have been given by
the corporation it the contractor shall be deemed to be
arrears of the Land Revenue and the corporation any
without prejudice to and other right and remedies of the
Corporation recover the same from contractor as
arrears of revenue.
Maharashtra
Contract Labour
(Rules 1977)
Clause 53 : The contractor shall duly comply with all the
previsions of the contract labour ( Regulation and
Abolition ) Act 197 ( 37 of 1970 ) and the Maharashtra
contract labour ( Regulation and Abolition ) Rules 1971
as amended from time to time and all other relevant
status and statuary provisions conceding payment of
wages particularly to workmen employed by the
contractor and working on the site of the work in
particular contractor shall pay wages to each worker
employed by him on the site of the work at the rates
prescribed under the Maharashtra contract labour (
Regulation and Abolition ) Rule 1971.1 if the contractor
fails or neglect to pay wages as the said rates or makes
short payment and the Corporation makes such
payment of wages in full or part thereof less paid by the
Corporation to such workers shall be deemed to the
arrears of Lands Revenue and the Corporation shall be
entitled to recover the same as such from the
contractors or deduct the same from the amount
payable by the corporation to the contractor hereunder
or from any other amounts payable to him by the
135 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Corporation.
MVAT Tax Clause 54 : The contractor shall duly comply with all the
provisions of the Maharashtra state tax on the
professions and tenders callings and employment act
1975 ( See Rule 3(2). The contractor shall obtain
certificate of registration clearance certificates and
when demanded.
Maharashtra
Professional Tax
Clause 55 : The contractor shall duly comply with all the
provisions of the Maharashtra Value Added Tax Act
2005 rule 58 on the transfer of goods involved in the
execution of work contracts.
As per the Maharashtra value Added Tax on the transfer
of property in goods involved in the execution of works
contracts of the contract rules, the amount of tax
deducted at source is 2% in respect of contractor
registered under VAT ACT 2005 and 4% in respect of
contractors not registered under VAT Act 2005 from
every payment made towards such contracts where the
aggregate amount payable is more than Rs. 50,000/-
during one year.
Fuel
arrangement for
labours of
contractors
Clause 56: The contractor shall make arrangement to
supply fuel for domestic use to all the labours engaged
on site and prevent the labour from cutting trees for the
purpose of fuel. If the contractors labour found to cut
the trees the contractor shall be held responsible for the
same and shall be punished as per the provision in forest
conservation Act – 1980.
136 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION –––– VVVVIIIIIIIIIIII
SPECIAL CONDITIONS OF SPECIAL CONDITIONS OF SPECIAL CONDITIONS OF SPECIAL CONDITIONS OF
CONTRACTCONTRACTCONTRACTCONTRACT
137 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SPECIAL CONDITIONS OF CONTRACT
1.0 Contractor to inform himself fully:
The contractor shall be deemed to have carefully examined the work and
site conditions, the special conditions, the specifications, schedules and
drawings and shall be deemed to have visited the work site, his own
quarries for rubble and sand and to have fully informed himself regarding
the availability of construction materials, local conditions, ancillary works
required to be done etc. before quoting the offer.
The contractor has to ascertain and satisfy himself the regarding the lead
involved for the material required for the work. The offer quoted by him
shall include the cost of this component. So that no extra lead charges will
be claimed by him during execution of work.
This will be applicable in the case of items and specifications of works
where the cost of lead is involved for the materials brought by the
contractor.
If he shall have any doubts as to the meaning of any portion of the special
conditions or the scope of work or the specifications or any other matter
concerning the contract, he shall in good time, set forth the particulars
thereof and submit them to the Engineer-in-charge. The Engineer-in-
charge generally means the Executive Engineer directly in charge of the
work, but also means the Superintending Engineer, Chief Engineer of
Corporation, for exercising powers under this contract.
2.0 Contract Drawings and Specifications :
2.1 On acceptance of the tender, three sets of contract drawings and
working drawings will be supplied to the contractor free of charge
within one week on request by the contractor and at the
discretion of Engineer-in-charge. The contractor shall be supplied
additional copies of contract documents to be charged at the rate
of Rs. 1500/- (Rs. One thousand five hundred only) per set.
138 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2.2 The drawings which form part of this contract show the works to
be done in such details as possible to do for the present. They will
be supplemented or superseded by such additional detailed
drawings as may be necessary as the work progress. The
contractor shall carry out the work in accordance with these
additional and or revised drawings as the case may be at the
applicable rates as per the contract. The contractor shall be
supplied a maximum number of three copies of each of the
working drawings free of charge. If the contractor require any
additional copy for his use, this may be supplied at the discretion
of Engineer-in-charge and the contractor will be charged Rs. 500/-
per set of contract drawings and Rs. 100/- for each of such
additional copy of each drawing.
2.3 The contractor shall check all drawings carefully and intimated the
Engineer-in-charge immediately any errors or omissions
discovered. The contractor shall not take advantage of any kind of
errors or omissions in the drawings supplied.
3.0 Data and Drawings to be furnished by the Contractor:
A) Prior to the commencement of the work the contractor shall
submit to the Engineer-in-charge for approval, drawings or prints
on white ammonia paper of size 1020 mm x 690 mm or 510 mm x
345 mm as may be suitable in triplicate showing, the location of
major plant workshop, if any, roadways, temporary bridges,
unloading facilities and storage yards, etc. which he proposes to
put up at the site.
B) Then contractor shall submit to the Engineer-in-charge for
approval within one month from the date of his receiving notice to
start work a layout plan of construction plant and equipment for
the execution of the work which the contractor proposes to adopt
at site.
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
C) Any changes in the approved layout will be subject to further
approval.
D) The approval of the drawings, however, will not relieve the
contractor of his responsibility from any errors or omissions.
4.0 Errors, Omissions, Discrepancies :
A) In case of errors, omissions and / or disagreement between
written and scaled dimensions on the drawings or between the
drawings and specifications, the following orders of preference
shall apply.
• Between actual scaled and written dimensions or
description on drawing and corresponding one in the
specification, the latter shall be adopted.
• Between the quantities in the schedule of quantities and
those arrived at from the drawings, the former shall apply.
• Between the written description of the item in the
schedule of quantities and the detailed specifications of
the same item the latter shall be adopted.
B) The information in connection with the works and work site as
well as specifications are contained in this book of contract in
general and in particular in two parts, viz, special conditions and
specifications for item of work in case of any discrepancy or
repugnancy in the clauses in these sections, the specifications will
prevail over special conditions.
C) The special conditions of contract and the specifications shall
prevail over various clauses of B-1 tender form.
D) In all cases of omissions and / or doubts or discrepancies, in the
dimensions or description of any item, a reference shall be made
to the Engineer-in-charge whose elucidation, elaboration or
decision shall be considered as authentic and final subject to the
140 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Clause 30.1 of B-1 Form. The contractor shall be held responsible
for any errors that may occur in the work through lack of such
reference and precaution.
5.0 Use of site :
All land required shall be arranged by the contractor from private land
owner / Revenue department at his own cost and no claim on this
account shall be entertained.
All areas of operation, including those of his staff and labour colonies, in
case handed over to the Contractor shall be cleared and handed over
back in good condition to the Engineer-in-charge, except the areas under
works constructed from the Engineer-in-charge. The contractor shall
make good, to the satisfaction of the Engineer-in-charge any damage or
alterations made to areas which he has to hand over back or to other
property or land handed over to him for the purpose of this work.
The lands shall as herein before mentioned, be handed over back to the
Engineer-in-Charge within three months after the completion of the work
under this contract or the termination of the contract whichever is
earlier. Also no land shall be held by the contractor longer than the
Engineer-in-charge shall deem necessary and the Contractor shall on due
notice by the Engineer-in-charge vacate and return the land which the
Engineer-in-charge may certify as no longer required by the contractor for
the purpose of the works. In case the lands are not handed over back to
the Corporation within the time limit, specified above, penal rent as may
be decided by the Engineer-in-charge will be recoverable.
The vegetation and forest is noticeable in project area. The contractor
should take utmost care for the preservation of this vegetation and
forest. Any damage in this variation and forest will have to be
compensated by the contractor and decision from Engineer-in-charge will
be final and binding on contractor.
141 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6.0 Contractor Not To Dispose Off Soil etc.:
The contractor shall not sell or otherwise dispose off or remove exert for
the purpose of this contract, sand stone, clay, battiest, earth rock or other
substance of materials which may be obtained from the excavation made
for the purpose of these contract or any produce from the site. All such
substance, materials and produces shall be the property of Corporation
and shall be disposed off in a manner and at poach shown in the drawings
or as and where the Engineer-in-charge may direct.
7.0 Gold/Silver, Minerals, Oils, Relics, etc found on the site. :
All gold, silver, oil or other minerals of any description and all precious
stones, coins treasure, relic, antiquities and other similar things which
shall be found in or upon the site, shall be property of Government and
the Contractor shall duly preserve the same to the satisfaction of the
Engineer-in-charge and shall from time to time, deliver the same to such
person or persons as the Engineer-in-charge may appoint.
8.0 Access to site and work and Co-operation with other contractors :
The Engineer-in-charge may, if he considers fit, from time to time, enter
on any lands which may be in the possession of the Contractor under the
contract for the purpose of exciting any works not included in the
contract and may execute such works not included in this contract by
agents or by other contractors at his option and the contractor shall in
accordance with the requirements of Engineer-in-charge afford all
reasonable facilities for execution of he works, including occupation of
lands by structures or otherwise to any other contractor employed by the
corporation and his workmen or for the workmen of the Corporation who
may be employed in the execution on or near the site of work not
included in the contract, or of any contract in connection with or specially
to the works and in default, the contractor shall be liable to the
Corporation for any delay or experiences incurred by reason of such
defaults. The contractor shall not however, on account of any such
142 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
modified, new or extra work executed by or for the same of the
corporation be entitled to claim relief from the obligation to execute the
works. The contractor shall also Co-operate with other contractors with
all fairness and mutual understanding and use the common facilities like
access roads to quarries, whether supply arrangements, etc.
The contract shall also not cause adversely or inadvertently and
obstruction or impediments in the progress of the progress of the other
works beings executed by corporation or through other agencies, In the
event of dispute regarding the claim, the responsibility, liabilities etc. in
respect of such facilities, the decision of the Engineer-in-charge shall be
final.
9.0 Cleaning up :
a) The contractor shall at all times keep the construction areas and
his colony and storage free from accumulation of waste or
rejected materials.
b) Prior to the complain of the work, the contractor shall remove all
rubbish from and around the premises and all tools, scaffolding
equipment, and materials which are not part of permanent
structures except otherwise asked for or as provided under any
other clauses of this contract, the premises will be left in a manner
fully satisfactory to the Engineer-in-charge.
10.0 Layout of construction roads :
The contractor shall have to submit detailed plan to the Engineer-in-
charge. Showing the layout of the work site, roads and approach roads
proposed by him before he start the actual work such a road layout plan
will be scrutinized by the Engineer-in-charge and any modifications
suggested by him will be binding on the contractor if it is decided by the
Engineer-in-charge to have some of the roads pressed by the contractor
as common roads for common use for Corporation and other contractors
143 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
or convenient and for compact, and planned layout of work site, the
contractor will be bound to construct them and allow them to be used
simultaneously by other contractors and departments. In case of
disputes, the decision of the Engineer-in-charge shall be final and binding
on the contractor.
11.0 Period and hours of work :
The work shall be done usually during the day time, in the interest of
progress if it is felt necessary to work during night, the contractor shall
obtain specific permission of the Engineer-in-charge. If the work is to be
done at night, prior permission of Engineer-in-charge should be obtained
and adequate lighting arrangement shall be made as directed by the
Engineer-in-charge.
12.0 Signing Field Books, Longitudinal Sections, Cross Sections and
Measurement Books:
12.1 Before starting the work, and at the end before the work is
covered, levels for plotting the longitudinal section (along the axis
as decided by the Engineer-in-charge or his authorised
representative) and cross sections of the proton of the work shall
be taken by the authorised Engineer of the contractor in the
presence of the Engineer-in-charge or his duly authorized
representative and the same shall have to be got attested form
the Engineer-in-charge or his representative in the authorised
books shall be final and finding on the contractor. For this
purpose, suitable date or date shall be fixed by the Engineer-in-
charge and intimated to the contractor at least three days in
advance, if the contractor or his duly authorised agent fails to
attend on the appointed date or dates, the levels will be taken on
such alignment and cross sections as will be useful for reference
permanently and described under specifications for ‘Excavation’.
The point of locations for he level will depend upon the roughness
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
of the area and will also be at last in conformity with the
requirements for specifications for ‘Excavation’ as far as possible.
13.0 Programme of Construction :
Work and Progress Schedules:
The contraction programme is given in Annex ‘A’ to Section 1 – Detailed
Tender Notice of tender document based on which the physical
programme is prepared. If the tenderer dose not agrees with this
programme, he shall submit his own programme without snagging total
period of tender along with tender documents inclusive of the physical
programme as stated above, subject to the provision that 50% of the
work shall be completed in 50% of the contract period.
In case it is subsequently found necessary to alter his programme agree in
contract document including the changes in the sequence of the items,
the contractor shall submit in good time a revised programme
incorporating necessary modification proposed and get the same
approved form the Engineer-in-charge.
The submission of the works programme and approval to it by the
Engineer-in-charge shall not relieve the contractor of any of his duties or
responsibilities under the contractor, like timely completion, the damages
due to fold or other natural calamities etc. The contractor shall not be
entitled for any claims for any damages caused due to particular work
programme. It is the entire responsibility of the contractor to frame the
programme after anticipating the rains, floods, etc. Actual work turned
out shall be mainly taken into account and not just the sum total of the
various payment s made to the contractor.
The advance on the material brought to the site of work will be
accounted for while arriving at the progress achieved by the contractor in
terms of proportion of the total work tendered for.
145 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
14.0 Materials :
a) Cement
The cement shall conform to I.S.269-1967 and subsequent revision for
Portland cement and I.S 1489-1976 and subsequent revisions for
Pozollana cement.
All cement required for the work under this contract (If work cost is more
than Rs. 100 lakhs) shall be procured, well in advance by the contractor
in polyphone bags to twenty to a metric ton as received from the cement
actuaries. The cement bags shall be branded by words’ GOVERNMENT OF
MAHARASHTRA’ with 80 mm high and 15 mm thin letters on one side of
the beg. The contractor shall be writer application collect the
authorisation letter indicating contract number. Quantity of cement from
the contractor intends to purpose the cement to brand the cement bags
as stipulated above. Following cement factories have been approved by
the corporation.
(1) ACC Ltd., (2) Manikgarh, (3) L&T,
(4) CCI (Tender), (5) Narmada, (6) Rajashree.
The contractor shall produce proof of purpose of cement form the
cement form the cement factories the purpose bill supported by Delivery
Challan and Excise Gate Pass shall constitute adequate proof of purchase.
Cement shall be stored in such a way as to allow the removal and use of
cement in chronological order of receipt i.e. first received being first used.
Cement shall be kept in a store under double locking arrangement (one
lock to be operated by contractor and second lock to be operated by the
authorised person of Corporation) so that it can be taken out or fresh
stock admitted with the knowledge of supervising staff of the
Corporation. The watch and word of the cement stores shall be the
responsibility of the contractor.
146 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
In the event of cement in branded bags remaining surplus due to
authorised reduction in quantity of work certified by the Engineer-in-
charge and as noticed after the issue of completion certificate, the
contractor may chose either of the following three alternative.
1 To transfer the cement in branded bags, with prior written
permission from the Engineer-in-charge to any of the contract
work with the Corporation and account for the same therein.
2 To sell the cement in branded bags with prior written permission
from the Engineer-in-charge to any of the contractors carrying
out the works on contract with the Corporation at a price to be
negotiated by both the contract account for the same.
3 To sell the cement in branded bags with prior written permission
from the Engineer-in-charged to the Corporation at the Ex-
factory price = Sales tax + Octroi, if any + delivery at Corporation
go down as directed by the corporation. If the purchases prices
paid by the contractor plus delivery at Corporation go down are
the above, the lower of the two shall be considered. The
corporation will accept the cement in branded bags only if the
same is as per the specifications and of acceptable quality.
For works costing less than Rs. 100 lakhs, cement shall be supplied
by Corporation at the rtes and place of delivery as specified in
schedule ‘A’
15.0 Laboratory for testing work :
Whenever the testing of materials concert maxis, motor and also of
foundations of completed works are equipped as per the detailed
specifications or otherwise required by the Engineer-in-charge at
Contractor’s cost and the results given by this laboratory shall be
considered correct and authentic by the contract.
147 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The materials, mixes and any other arrangements, including labours, shall
be supplied by the contractor to the Corporation free of cost. The
samples for testing shall be taken in the presence of Engineer-in-charge
or his representative present on site.
The Contractor or his authorised representative shall have a free access in
these laboratories, to get himself satisfied about procedures of testing
etc. Even if the contractor or his representative fails to remain present
which collecting samples or testing the result will be considered as
authentic and binding on the contractor.
16.0 Hire of Construction Equipment’s : (Not Applicable)
Construction equipment owned by the Corporation, if available and can
given on hire conveniently will be made available on specific request to
the contractor at rates that will be prescribed by corporation form time to
time. Supervision charges will also be levied as prescribed by the
corporation and shall agree to the specific rates of hire and supervision
charges in force on the day of transaction in writhing before machinery in
taken out of the Corporation’s yard by him. The contractor shall pay
irrevocable bank guarantee for a value equal to 25% of the cost of the
similar new machinery; for a period equal to period of hire plus three
months. Some such items of equipment are indicated below.
Rated Equipment
i) Tankers
ii) Diesel road rollers
iii) Tippers
iv) Dozers
v) Loader
vi) Seismopactor
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The machinery shall be entirely in the custody of the Corporation. It shall
be issued to the contractor at the yard where they are stationed. The
machinery will not be allowed to level the work area on any account. All
machinery so hired will be entirely operated and maintained by the
Corporation in consideration of the hire charges to be paid by the
contractor.
If an equipment is to be used in excess of 8 (eight) hours per day,
permission of the Engineer-in-charge shall be obtained in advance.
Reckoning of working hours will start from the time the machinery leaves
Corporation yard, where it has to return to it daily and in other cases
when the machinery actually states working. Cosign time of working will
be when it returns to the Corporation yard or actually ceases working for
the day, respectively.
Log books shall be maintained by the Engineer or his authorised
representative for each piece of equipment in the form laid down by the
engineer. The Contractor or his duly authorised agent shall verify and sign
in the log book or on the machinery duly slip in lieu thereof, daily. If the
contractor’s representative fails to sign the log book, the entries made by
the Corporation's representative shall be binding on the contractor. Any
complaint or representation regarding the recorded working hours must
be submitted in writing with 24(twenty four) hours of the close of the
shift. The Engineer’s decision regarding such disputes pertaining to
working hours shall be final and binding on the Contractor. Complaints or
representations made after lapse of 24 (twenty four) hours limit shall not
be considered. The log nooks shall form the basis for raising debits against
the Contractor.
All expenses in respect of oil, fuel, grease, cotton waste etc. shall be
borne by the Corporation. Crew for operating the equipment shall be
provided by the Corporation.
149 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
All minor and major repairs shall be carried out by the corporation, to
keep the equipment in working condition. However in case of any
breakage, damages, slips etc. which may occur due to the negligence of
contractors labour, equipment or staff or by reason, for which
Corporation personnel are not responsible the cost of such damages shall
be recovered from the contractor. The decision regarding fixing of
responsibility for any damages shall rest with the Engineer-in-charge and
decision given by him shall be binding on the Contractor.
Equipment shall be given on hire only when these can be spared. No
claim on account of sickness or non availability of machinery shall be
entertained.
In case of damage to the equipment during haulage to site of work from
Corporation stores or serving yard, full cost of repairs shall be recovered
from the contractor
When damage is due to rough handling, that damage to trucks/tippers
hue to bad haulage roads will also be recovered from the contractor.
Decision of the Engineer-in-charge regarding of repairs and cause of
damage shall be final and binding on the contractor.
A truck, tipper, tanker and any other equipment may be hired for a single
day at a time and the minimum charges to be levied will be 8 (eight)
hours plus mileage or for 8 (eight) hours when mileage is not applicable.
Compressor and concrete mixers shall not be hired or less than a day time
and minimum charges for hire will be that for four hours per day. Crusher
shall not be hired for a period less than a moth at a time. The minimum
charges for hire will be those for 25 (twenty five) days and 8 (eight) hours
per day.
150 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
17.0 Other Contractor for the work :
Corporation has the right to split-up the project work detailed in the work
and site conditions, into distinct items and this contract shall apply only to
those items which shall have been specified in this contract.
Should Corporation enter into other contractors for specified items of the
project work, each contractor shall co-operate with others to the fullest
extent and shall allow others every facility and co-operation for execution
of their works simultaneously and satisfactorily, as intended in the
designs, specifications and drawings.
Should there be a dispute or disagreement between the contractors for
any cause whatsoever, the same shall be referred to the Engineer-in-
charge whose decision regarding the co-ordination, co-operation and
facilities to be provided by any of the contractors to others shall be final
and binding on all parties and such a decision or decisions shall not vitiate
any contract nor absolve the contractor of his responsibilities under the
contract nor form the grounds for any claim of compensation.
18.0 Contract documents and matters to be treated as confidential :
All documents correspondence decisions and other matters concerning
the contract shall be considered as of confidential and restricted nature
by this contractor and be shall not divulge or allow access thereto any
unauthorised person.
19.0 Access to the Contractor’s Book :
Whenever it is considered necessary by the Engineer-in-charge to
ascertain the actual cost of execution of any particulars item of work or
supply of plant of material he shall direct the contractor to produce the
relevant documents such as pay-rolls records of personnel, invoices of
materials and any and all other data and documents relevant to the item
or necessary to determine its cost etc. the contractor shall where so
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
required furnish information pertaining to the aforesaid items in the
mode and manner that may be specified.
20.0 Breach on part of Corporation Not to Annual Contract :
No breach or non-observance on the part of Corporation of any of the
conditions contained herein shall an all this contract or discharge the
contractor form the observance and performance thereof but on
application by the Engineer-in-charge an extension of time any be given
to the contractor in respect of such breach or non-observance by the
corporation, which shall be governed by Clause 6 to B – 1 form.
The Contractor shall not, however, be entitled to consideration or any
extension of time for any item of the work unless the contractor shall
have made an application in waiting to the Executive-in-charge within one
month of the cause needing such extension, but the Engineer-in-charge
may at his discretion, which shall be conclusive, while the condition
regarding this period of one month
21.0 Local Laws :
All local laws in force at the time of entering into the contract and those
enacted thereafter shall vibe binding on the Contractor and he shall abide
by the same.
All import and excise duties, sales tax, local panchayat tax and other taxes
shall be borne by the Contractor and they shall be deemed to have been
covered by his quoted tender rates, except that the contractor shall not
be liable to any land tax for the land handed over to him for the operation
in connection with this contract or for his colony or appurtenant works
constructed by him for the purpose of his contract.
The contractor shall also be liable to all relevant provision of the Indian
Income Tax Act which may be applicable to him from time to time
The contractor shall also be liable to all relevant provisions of the Indian
Income Tax Act, which may be applicable to him from time to time.
152 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The contractor shall protect and indemnify Corporation against all claims
or liabilities arising from or based on the violation of such laws,
ordinances, regulations, and bylaws by him or his employee.
22.0 Personnel of the contractor:
The Contractor shall at all times, maintain on the work a staff of duly
qualified engineers and supervisors of sufficient experience of similar
other jobs, to assure that the quality of work turned out shall be as
intended in the specifications. The Contractor shall also maintain at the
work, a Works Manager of sufficient status, experience and office and
duly authorise him to deal with all aspects of the day to day work. All
communications to and commitments works Manager shall be absolutely
binding on the Contractor.
The Contractor shall supply to the Engineer-in-charge details of names,
qualifications and experience in regards to all supervisory staff employed
by the Contractor and notify changes when made, and satisfy the
Engineer-in-charge regarding the quality and sufficiency of staff thus
employed.
The Engineer-in-charge will have the unquestionable right to ask for
changes in the quality and number of contractor’s staff. The contractor
shall on the written directives of the Engineer-in-charge remove from the
works any person employed thereon, who may in the opinion of the
Engineer-in-charge be incompetent or has misconduct himself. Such
person shall not be employed again, on the work, without the written
permission of the Engineer-in-charge. The contractor shall have to submit
information regarding proof of payment of Professional Tax and the
clearance certificates in format vide Appendix ‘I’.
23.0 Death, Bankruptcy etc. :
If the contractor shall die or commit any act of bankruptcy or being a
corporation commences winding up expect for reconstruction purposes
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or carry on its business under a receiver, the executors, successors or
other representatives in law of the estate of the contractor or any such
receiver, liquidator or any person whom the contract may become
vested, shall forthwith give notice thereof in writing to the Corporation
and shall for one month, during which he shall take all reasonable steps
to prevent a stoppage of work, have the option of carrying out this
contract subject to his or their providing such guarantee as may be
required by the Corporation, but not exceeding value of the work for the
time being remaining unexcited. In the event of stoppage of work the
period of the option under this clause shall be fourteen days, only.
Should the above option be not exercised. The contract may be
terminated by corporation, by a notice in writing to contractor or his
successor. The power and provisions reserved to Corporation in this
contract of taking of the work out of the contractor’s hand shall
immediately become operative; Copy of such notice shall be pasted on
work site and advertised in newspaper.
24.0 Notices, How to be given :
Where any legal or other notice or any other document or any other
direction is to be given to or served upon the Contractor, it shall be
deemed to be duly given or served, if it shall have been either delivered
to him personally or to his recognized agent or works Manager (including
in the case of company, the Secretary of such Company) or delivered at or
sent through the post, addressed to the last known place of business, or
abode of the contractor, a notice or other documents which shall be so
given to or so served on any one of the partners in such firms, shall be
deemed to have been given or served on all of them.
Work Order Book:
The contractor shall maintain bound work order book at work site as the
Engineer-in-charge may direct. This work order book shall have machine
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numbered pages in triplicate. The contractor shall make them available
to the Engineer-in-charge or his representative, whenever called for.
Executive Engineer or his representative may record order about works,
in this book leaving the original copy in the book and removing the
second and third copy with him. The contractor or his authorised
representative shall also sign this work order, in token of its acceptance.
All orders recorded in these work order book, shall be deemed to have
been served on the contractor. On completion of the work all the work
order books may be handed over to the executive Engineer.
In the event of refusal of the Contractor’s representative on the spot to
sign the work order book, Engineer-in-charge shall take the necessary
further steps in respect of further communication and control,
modification or stoppage of work as deemed fit at the entire
responsibility of the contractor.
25.0 Passing of Foundation etc. :
After the completion of the work of excavation, the same will be checked
and passed by the Executive Engineer. No masonry or concrete or back
filling shall be laid unless the foundation is so passed. No concreting shall
commence unless the centering and the reinforcement is checked and
passed by the Engineer-in-charge.
26.0 Reference to Standard Specifications:
The specifications of the work as enclosed with this contract document
are drawn with a specific reference to site conditions and do not every
where include the details of the standard tests and procedures, which are
already laid down and available in the current Indian Standard
Specifications. Where ever such details are not specified in this contract.
The provision under current Indian Standard Specifications and / or the
Standard Specifications (1970) of the Government of Maharashtra shall
be deemed to be applicable.
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27.0 Communications and Notices by Contractors:
All communications and / or notices pertaining to works and concerning
matters, such as passing and approving of foundation, reinforcement and
form work, measurements, mark outs, etc. shall not be addressed by the
Contractor to an Officer below the rank Sub-Divisional Officer. All such
notices communications, should be addressed in good time so as not to
hold up the work.
28.0 Non-compliance of Contract Conditions:
If the contractor shall neglect or fail to proceed with the works, with due
diligence or he violates any of the provisions of the contract, the
Engineer-in-charge may given notice to the contractor, identifying
deficiencies in performance and demanding corrective action. The
Engineer-in-charge, shall also clearly state in the notice the nature of
action that shall be taken, if contractor fails to fulfill by necessary
corrective action.
Depending on nature of default the Engineer-in-charge at his desecration,
shall have two options, regarding action to be taken in case of default by
contractor. He shall withhold nay of the payments due to the contractor
or shall terminate the contractor in whole or in part. But Engineer-in-
charge shall, clearly mentioned in his notice, the action that shall be taken
if the contractor fails to take the corrective action. The period of 14 days
shall be given to the contractor to take such corrective action after the
issue of such notice.
No claims, for compensation of any sort, from contractor will be
entertained for withholding the bills indefinitely till specified
requirements are complied with by the contractor.
After the issue of the notice about default by the contractor, the
contractor shall not remove, from the site any plant, equipment and
materials. The Corporation shall have a lien on all such plants,
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equipments and materials from the date of such notice, till deficiencies
have been corrected.
29.0 Compensation for delay in completion of work on Corporation account:
(This clause is applicable only if the estimated cost put to tender is more
than Rs. 100 lakhs.)
Compensation by way of reliefs on account of delay in completion of
work due to (1) Shortage, (2) land acquisition etc. will be decided and
given as described below. In case of total stoppage of work,
compensation for idle labour and contractors overhead charges for the
persons question, for which detailed record should be maintained by
project officer may, be granted to the contractor either careful scrutiny of
the claims and obligating Corporation approval Formulas form containing
the record of labour should be got approved by the contractor from the
Engineer-in-charge well in advance.
The appropriate affected period for considering grant of relief shall be
decided by the Chief Engineer (Electrical) Hydro Electric Project, Water
Resources Department, Mumbai. However no relief will be admissible for
the stoppage for a period less than two months.
The decision regarding grant of relief in such cases shall be taken by Chief
Engineer (Electrical) Hydro Electric Project, Water Resources Department,
Mumbai and it will be final and binding on contractor.
30.0 Co-ordination with other contractors:
The contractor should note that there will be other agencies including
Corporation working in the same area for works other than the included
in this contract. The contractor shall co-operate with these agencies to
the fullest extent and shall allow them reasonable facility and co
ordination for execution of work, simultaneously and satisfactorily as
intended in the contract conditions, specifications and drawings.
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Should there be a dispute or disagreement between the contractor and
other agencies for any cause whatsoever, the same shall be referred to
the Engineer-in-charge whose decision regarding Co-ordination and
facilities to be provided by all contractor to others shall be final and
binding on all parties and such decision shall not vitiate any contract or
absolve the contractor of this responsibility under the contract, and shall
not form ground for any claim or compensation.
31.0 Photographs of the Works:
The contractor will not be allowed to take photographs showing field
work or the general location of the work. The Engineer, may however, at
his discretion, allow a few construct5ion photographs to be taken for the
purpose of the contractor’s record. Prior approval of the Engineer-in-
charge should be obtained in such cases and also in case such
photographs are to be exhibited in public literature and calendars, etc. in
all such cases negatives of the photos shall be submitted to the Engineer,
after taking approval number of copies and the negative will become the
absolute property of the Corporation.
32.0 Fencing, lighting and Ventilation:
a) The contractor shall be responsible for the proper lighting, fencing,
guarding and necessary health and safety measures while executing all
works under this contract and for proper provision of temporary
roadways, guards, footways, fences, caution notices, etc. as far as the
same may be rendered necessary by reasons of the work, for the
accommodation of the workmen, foot passengers or other traffic and of
owners and occupiers of adjacent property and of the public and at all
remain responsible for any accidents that may occur on account of his
failure to take proper and timely precaution.
b) Maintenance of Services:
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After all the work under this contract is completed and accepted as such,
in case the Engineer-in-charge so directs, the contractor shall maintain
the lighting, Ventilation, communication facilities etc. upto a date
determined by the Engineer-in-charge, but not longer than for a period of
twelve months. All reasonable charges for such maintenance otherwise
not required by the Contractor for his purposes under the contract will be
borne by Corporation. As regards the reasonableness of such charges,
the decision of the Engineer-in-charge shall be final and binding on the
Contractor.
33.0 Liability for accidents to Persons:
It shall be contractor’s responsibility to protect against accidents on the
work site. He shall indemnify the Corporation against any claims for
damage to the property, injury to workers or any other persons, deaths
etc. On the occurrence of an accident resulting in death or which is so
serious as to be likely to result, in death the contractor shall within 24
hours report in writing to the Engineer-in-charge, the facts stating clearly
about the circumstances in which accident has occurred and the
subsequent action taken. Other minor accidents causing minor injuries
and loss of property should be communicated in writing, promptly to the
Engineer-in-charge. In all cases the contractor shall indemnify the
Corporation against all losses or damage resulting directly or indirectly
from the contractor’s failure to report in the manner aforesaid. This
includes penalties or fines if any, payable by the Government as a
consequence of failure to give notice under the Workmen’s
Compensation Act or failure to conform to the provisions of the said Act
in regard to such accidents.
In the event of accident in respect of which compensation may become
payable under the Workmen’s Compensation Act VIII, of 1923 including
all subsequent modifications thereof, Engineer-in-charge may retain the
sums of money as may in the opinion of Engineer-in-charge be sufficient
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ot meet such liability out of the amounts payable to the contractor.
These sums shall be recovered from the immediate payment due to the
contractor in one installment or in more than one installment. The
decision of the Engineer-in-charge regarding this shall be final and binding
on the contractor. On receipt of award from the Labour Commissioner
the balance amount shall be reimbursed to or recovered from the
contractor.
It should be noted that though the Corporation is a Principal employer
the complete responsibility of compensation shall be on the contractor.
34.0 The contractor to supply and be responsible for the sufficiency of the
means employed:
The contractor shall supply and take upon himself the entire
responsibility of the sufficiency of the scaffolding, timbering, tools,
implements and generally of all the means irrespective of whether such
means may or may not have been approved of or recommended by the
Engineer-in-charge and the Contractor must accept all risks of accidents
or damages from whatever cause they may arise, until the completion of
this contract.
35.0 Covering of work:
The contractor shall give not less than seven days notice in writing to the
Engineer-in-charge of the work which is proposed to be covered up or
placed beyond the reach of measurements so that the measurements
may be taken before the work is covered up or placed beyond the reach
of measurements. No work shall be covered up or placed beyond the
reach of measurements before ensuring that the measurements of work
to be covered up are recorded. Any work covered up or placed beyond
the reach of measurements without such notice having been given or
consent obtained, the same shall be uncovered at the Contractor’s
expenses and in default there of no payment or allowance shall be made
for such work or for materials with which the same was executed.
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36.0 Quantities of work:
The quantities of work under the various items in the Schedule “B” Part –
I Schedule of Quantities and Bid Rates as estimated by the corporation’s
have been provided as could be reasonably anticipated and should be
taken as indicative only. The amount of work will depend upon the actual
conditions that will be encountered in the construction and the results of
detailed designs which will continue to be refined as more field date and
information comes to hand. If the work is stated by the Corporation, the
quantities put to tender shall be reduced to the extent the work is done
by the Corporation up to the date of starting the work by the contractor.
No claims due to reduction in quantity on his account will be entertained.
37.0 Accuracy of lines, levels and Grades:
Setting Out:
a) The contractor shall be responsible for the true and proper setting
put of the work and for the correctness of the position, levels, and
dimension alignment of all parts of the work and for the
provisions of all necessary instruments, appliances and labour in
connection with this.
b) For the purpose of setting out, one permanent bench mark shall
be established the contractor near the value of which shall be
given to the contractor, by the Engineer-in-charge on demand by
the contractor. Similarly the reference line in the form of centre
line of junction wall and of some other components, if found by
the Engineer-in-charge for complete setting out the structure shall
be given. All the setting out shall be with reference to this bench
mark and reference line.
c) If at time during the progress of works the error shall appear or
arise in the possible, level, dimensional alignment of any part of
the work, the contractor shall rectify such error to the satisfaction
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of Engineer-in-charge without any extra cost towards the
Corporation.
d) The periodical checking of these by Corporation staff shall not
absolve the contractor of his responsibility regarding accuracy. In
case of deviation, the contractor shall make good to the
discrepancy at his own cost and without any compensation for the
additional work involved. Wherever such discrepancies, if any, are
found to arise between the works of different contractors at the
junction of their works, the relative liability to set right their
respective discrepancies shall be fixed by the Engineer-in-charge,
whose decision shall be final and binding on the contractors
concerned. The Engineer-in-charge shall further have the
unquestioned right to rectify the discrepancies and recover the
costs from the contractor or contractors according to proportions
as he may consider reasonable.
e) It is the responsibility of contractor to preserve the benchmark
and the reference points established for setting out.
38.0 Excavated Material
All the materials available from excavation will be the property of
Corporation and shall be disposed off only as directed by the Engineer-in-
charge. The materials of approved quality available from the excavation
including that carried out by the Corporation may be used by the
contractor in the items of works included in Schedule ‘B’ or for ancillary
or preparatory work, free of cost Prior approval of Engineer-in-charge for
such use shall, however, be taken. The contractor shall make proper
arrangements for sorting out and stacking material of approved quality
that he proposes to use as aforesaid. Corporation will be free to make
use other materials not required or not likely to be required for use by
the contractor as will be determined by the Engineer-in-charge.
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The excavated material not to be used by the contractor as above or
stacked for his use, but remaining unused at site after completion of
works, shall be disposed off by the contractor at his own cost in manner
and at place shown in the drawings or as and where the Engineer-in-
charge may direct.
The contractor should utilise material available from excavated stuff for
back filling.
39.0 Safety Measures:
The contractor shall arrange for the safety in his operations as required
including the provisions in the safety manual published by the Central
Water and Power Commission, New Delhi (Jan. 1962 Ed.) In case the
contractor fails to make such arrangements the Engineer-in-charge shall
be entitled to cause them to be provided and to recover the cost there of
form the contractor. The following are some of the measures listed, but
the same are not exhaustive and the contractor shall all to and suggest
these precautions on his own where necessary and should comply with
the directions issued by the Engineer-in-charge in this behalf from time to
time and at all times.
Providing protective head guard to workers in the works like deep
excavation to protect them against fall of overburden materials.
Getting the workers in such jobs periodically examined for chest trouble
due to too much breathing in fine dust.
Taking such normal precaution like fencing and lighting to excavations or
trenches, not allowing, nails or metal parts or useless timber spread
around, marking danger area for blasting whistles etc.
Providing sufficient suitable and safe accesses to all work spots including
ladders, gangways, platforms, etc. avoiding naked wires, etc. such would
electrocute the workers.
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Taking necessary steps towards training the workers concerned on the
use of machinery before they are allowed to handle them independently
and taking all necessary precautions in and around areas where machines
hoists and similar units are working.
40.0 Sundays and holidays:
No work shall be done on weekly local holidays or on other Government
holidays, due gazetted or on holidays observed by local usage without the
prior sanction of the Engineer-in-charge. Withholding of such sanction
shall not from any grounds for compensation or extension of time limit.
If on the other hand the Engineer-in-charge directs that the work shall be
proceeded with on days and during hours otherwise not permissible
under this contract, the Contractor shall proceed with the works as
directed, without in any way violating this contract or forming any
grounds for compensation or claim.
The Contractor shall, in his dealing with labour at all times during the
period of this contract have due regard to local festivals, religious and
other customs.
41.0 Handing over of work:
All the work and materials, before finally taken over by Corporation will
be the entire liability of the contractor for guarding, maintaining and
making good any damages of any magnitude, interim payments made for
such work will not after this position. The handing over by the contractor
and taking over by the Executive Engineer or his authorised
representative will be always in writing of which copies will go to the
Executive Engineer or his authorised representative and the contractor5.
It is however, understood that before taking over such work Corporation
will not put it into regular use as district from casual or incidental one
except as specifically mentioned elsewhere or as mutually agreed to.
42.0 Instrumentation:
In case, it is proposed to have any instrumentation, in work the
instruments and their accessories will be procured and installed by the
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Corporation as per programme framed by the Engineer-in-charge. Care
should be taken by the Contractor to protect these instruments as well as
their connections during various construction operations. The contractor
shall also extend all facilities for installation and observation of these
instruments. All the operations required for facilitating the installation of
the instruments shall stand included in the relevant items of tender. No
claim however shall be entertained due to any delay or obstruction that
might be created due to installation or observation.
43.0 Inspection of Works:
The Engineer or his duly authorised representative shall have at all times
full power to inspect the work, whenever in progress either on the site, in
the contractor’s premises or the work site. Further, contractor shall not
without written authorisation permit entry on site of work of any person
expect authorised representative of the Corporation or the Engineer or
the contractor’s staff and labour directly engaged on and in connection
with the work.
The contractor shall at his cost provide all necessary facilities for proper
inspection and supervision of the work gangways, platforms, scaffolding
and ladders, etc. of suitable dimensions and sufficiently strong at
appropriate locations and all accesses to passages etc. shall be well
lighted and maintained in good order. The Engineer’s decision about the
sufficiency and adequacy thereof shall be final.
The contractor shall during working hours, maintain supervisor of
sufficient training and experience to supervise various items and
operations of the work and the said supervisors shall remain present
during inspections of the Engineer. All orders and directions given to such
supervisors or other staff of the contractor shall be deemed to have been
given to the contractor, to be present on any specified inspection and the
contractor shall comply with such directions.
44.0 Opening out works:
Should the Engineer consider, if necessary, in order to satisfy himself as to
the quality of work the contractor shall at any time during the
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continuance of the contract pull down or cut into any part of the work,
and make such openings into and to such an extent through the same as
the Engineer may direct and the contractor shall make good the same at
his cost and to the satisfaction of the Engineer.
45.0 Removal of imperfect work:
If it shall appear, that the work has been executed with unsound,
imperfect or of an inferior quality or otherwise not in accordance with the
contract documents, the contractor shall at his own cost rectify, reform,
remove or reconstruct the same, wherein whole or in part as may be,
directed by the Engineer, whether or not, the value of any such work of
material shall have been included in any payment made to the contractor.
The decision of the Engineer may, if he thinks fit, allow such work to be
paid at reduced rates and his decision will be final and binding, provided
further that the rates fixed by the Engineer, be not acceptable to the
contractor, he shall have the option to replace the defective work or
materials with ones in accordance with the specified standards.
46.0 Jurisdiction of court for disputes:
Disputes, if any, arising out of this contract shall be subject to the
jurisdiction of the High Court of Mumbai.
47.0 Mode of payment in running bill and final bill:
The tendered rates will be treated as inclusive of all taxes, duties, excise
etc. The phase wise payments will be released as under, after deducting
all taxes and security deposit as mentioned in the tender document.
Schedule ‘ B’.
1. 75% of the tendered cost for that item in Schedule ‘B’ is payable.
When material is received at site.
2. 10% of the cost will be paid on completing the erection of the
equipment.
3. 12.5% of the cost will be paid after successful completion of testing
and commissioning at site.
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4. 2.5% of the cost will be paid after 12 Months giving satisfactory
performance and after the necessary satisfactory performance
certificate issued by Engineer-in-charge at site.
48.0 Bills and payments:
1) One running payments in a month is permitted. First bill shall be
submitted by the contractor by 10th
day of the month, Payment of
this bill shall be effected as stated in clause 10 to B-1 form. Non-
submission of the bills on the schedule dates will absolve the
corporation of the liability to make payment.
2) The format of running bill on which the bills are be submitted by
the contractor will be supplied to the contractor by the
Corporation. Printed copies of the bill forms as per this format
shall be arranged by the contract at his cost. The bills in five copies
shall be submitted to the concerned Deputy Engineer, in the
standard proforma only.
3) The final bill shall be submitted within one month of the date
issues of completion certificate.
49.0 Security Deposit:
The security deposit accumulated from deductions from the running
account bills may from time and at any time on application by and at the
cost of the Contractor be covered into interest bearing Corporation
securities approved by and in the name of the Corporation. Should the
market value of the securities fall for any reasons whatsoever below that
specified, the contractor shall make good the same in cash or as may
otherwise acceptable wherever called upon to do so or to replace the
security by other acceptable to the Engineer-in-charge.
The contractor shall bear all charges for commission and brokerage
incidents the purchases, safe custody withdrawal and collection of
interest on these securities.
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50.0 No interest on money due to the contractor:
No omission by the Engineer to pay the amount due upon measurements
of otherwise shall vitiate or make void the contract nor shall the
contractor be entitled to interest on any guarantee bond or payment
neither in arrears nor on any balance which may on the final settlement
of his account be found due to him.
51.0 Value Added Tax:
“The tender rates are inclusive of all taxes, rates and cess and are also
inclusive of the leviable tax in respect of sale by transfer of property in
goods involved in the execution of a work contract under the provision of
Rule 58 of Maharashtra Value Added Tax Act 2005, for the purpose of
levy of Tax.”
52.0 Extra Items:
Extra items of work shall not vitiate the contract. The contractor shall be
bound to execute extra items of work as directed by the Engineer-in-
charge. The rates for extra items will be governed by the provisions of
clause 14 , 30 & 38 of conditions of contract.
53.0 i) LABOUR WELFARE CESS
As per Govt. of Maharashtra Industries & Power G.R.No. BCA-
2009/CR-108/Labour 7-A Dated 17/06/2010, 1% cess on labour
welfare shall be deducted from each R. A. bill as prescribed in the
above said G. R.
ii) LABOUR AMENITY :-
As per Govt. Circular No. DSR -1090/CR-6453/PLN-3 dated
14/07/1993, 1% for labour amenity is considered in DSR item
while arriving rates and for non DSR item it is included in
sanctioned rate which is included in schedule B. 1% labour
amenity shall be deducted for each R. A. bill.
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54.0 Price Variation:-
i) Price variation clause shall be applicable for the Electrical
equipments for Transformers, circuit breaker only. Amount to
words PVC shall be calculate on the basis formulated by “IEEMA
INDIA,”
ii) The price variation shall not be payable for excess quantities
payable under provision of clause 38 of B-1 from.
iii) No price variation will be paid on the items for which IEEMA has
not formulated / developed.
55.0 Insurance:
i) The contractor, shall unless otherwise specified by the Engineer,
insure the plan and shall keep it insured against destruction of
damage by fire, earthquake, flood, storm under exposure to
weather or through riot, Civil, commotion, war or rebellion, theft,
etc. for the full value of the plant and materials until the plant is
taken over.
ii) The insurance for the equipment shall be effected by the
contractor with Government insurance Fund on behalf of the
corporation covering the risks towards handing transit, storage at
site, re-transporting up to place of erection, testing and
commissioning of the equipment at site and also for further
period of 90 days, for replacement value of the plant and material.
The address of Government Insurance fund is as below.
iii) Director of Insurance, Maharashtra housing and Area
Development Authority (MHADA) Building I. Kalanagar, Bandra
East, Bombay.
iv) The tenderer shall note that insurance effected through and other
company will not be accepted.
v) The Contractor shall take the policy in the name of the consignee
of the corporation. The Insurance policy then will be assigned to
the contractor for further operation. The Insurance shall be full
169 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
and shall cover and loss or damage in accordance with what is said
above. The claims arising out of composite insurance policy shall
be dealt with or handled by the contractor at his own cost after
receipt of preliminary damage / loss intimation given by the
corporation or damage / loss noticed by the contractor himself.
vi) The Insurance of plan up to a period of 90 days beyond period of 1
months for completion of work as per clause and satisfactory
performance and guarantee test shall be on the account of
contractor.
vii) Third party Insurance: In addition to above the contractor shall
indemnity the corporation against the loss or damages to the
property of the third party and or injuries to the third person which
may arises out of or in consequences of transport, storage and
erection, testing and commissioning of the goods / equipment.
viii) Insurance payment will be reimbursed at actual after the necessary
payment receipt shall be obtained from Director of Insurance
(MHADA) Mumbai in case of non DSR items in the tender. And said
insurance amount shall be paid to the contractor as per provision of
documentary proof of evidences.
ix) The rates in the schedule B in case of DSR Items are inclusive of all
taxes, cesses, Insurance, overhead & transportation. So as per
Government Resolution No. ʴɨÉɺÉ1098/|ÉGò ú28/98/¶ÉɺÉxÉ ½þ¨ÉÒ /
Ê´ÉkÉ Ê´É¦ÉÉMÉ ¨ÉÆjÉɱɪÉ, ¨ÉÖƤÉ<Ç ÊnùxÉÉÆEò 19 +ÉìMɺ]õ 1998, If insurance
document is not submitted by Agency the Amount worth to 1% of
Tender Amount to be recovered from the 1st R.A. Bill.
56.0 APPROVAL FROM ELECTRICAL INSPECTOR
The tenderer is required to get approved the various drawings for the
transmission line/Switchyard from the concerned Electrical Inspector
within 15 days from the notification award.
170 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Subsequently, on completion of work the entire installation shall be get
approved by the tenderer from the concerned Electrical Inspector for
commissioning of the lines and installations.
Any charges/official fees etc. required for approval of installation by
Electrical Inspector shall be borne by the tenderer. Re-imbursement will
be paid at actual against proof of document through bills by the
corporation.
The contractor shall get charging permission from Electrical inspector
before putting in to operation of the plant.
57.0 PTCC / RAILWAY APPROVAL: (Not Applicable)
The tenderer is required to get approved the various drawings , showing
line profile, proposal of PTCC / railway crossing / Road crossing etc. from
competent authority at his own cost. Engineer-in-charge will pursue the
proposal to concerns authorities which will be get approved by tenderer
before charging the line. The cost of protection work suggested by PTCC /
railway crossing / Road crossing authorities will be reimbursed to the
contractor at actual through the bills against proof of document.
58.0 MSEDCL/ MSETCL APPROVAL:
The tenderer is required to get approved the various drawings , plans,
profile, proposal of Outgoing Bay at MSETCL Sub-station etc. from
competent authority at his own cost. Engineer-in-charge will persue the
proposal to concerns authorities which will be get approved by tenderer
before charging the Bay/ line.
59.0 Test, Inspection and rejection of defective materials and works:
The Engineer shall have access at all times to the places where
components are being manufactured for use under the contract to
determine that manufactures is proceeding in accordance with drawings
and specification and the Engineer shall also have access at all times to
the places of storage.
Further, contractor shall not without written authorisation, permit entry
on site of work of any person except authroised representative of the
171 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Corporation or the Engineer or the contractor’s staff and directly engaged
on and in connection with the work.
The tests and inspections of items specified at contractors, manufactures,
works or sub-works shall be witnessed by two representative of the
Engineer. The contractor will provide the cost of travel, lodging and
boarding of the inspectors. The travel shall be arranged generally by Air,
1st class Railway or Car. The Corporation reserves the right to appoint
and deploy the services of the outside agency, in association with the
corporation for said purposes; however changes for the services with the
outside agency will be borne by the Corporation. The acceptance of the
test shall be entirely with the Engineer or his authorised representative.
The test and inspection of the item to be carried out.
All the equipment’s covered under specification.
A) The test report of manufactures certifying that the equipment is
manufactured as per specifications of the tender shall be
furnished by the contractor.
B) Contractor cannot be relieved from the responsibility even if the
drawing and quality are approved by the Engineer-in-charge for
the purposes of guarantee and quality of equipment.
59.1 Inspection and Tests at Manufactures works and waive of Inspection:
The contractor shall arrange Inspection of the electrical equipments like
conductor, fabrication, G.I. wire, stay wire, pin insulator, Disc insulators
and RSJ poles at supplies please by authority, if required.
The waival of inspection can be considered if contractor produces recent
latest certificates for similar type of equipment as approved by authority.
60.0 Plans, Drawings and Other Data and Statutory Approval from Electrical
Inspector.
The Contractor shall submit the following information to the Engineer
for approval within the time stipulated against each item below.
172 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Drawings or prints in triplicate showing the location of major
plants and other facilities which he proposes to put up at the site,
including any changes in the general laying. Drawings shall be
submitted at least 15 days prior to the work commencement.
b) The contractor shall furnish complete engineering data of each set
of equipment such as name of manufacture, the type and model
of each principal item of equipment proposed to be furnished and
erected at started in the annexure Standard catalogues pages and
other documents of the tenderer, may be used in the tender to
provide additional information and date as deemed necessary by
the Indenter. The review of this date by the Engineer will covers
only general confirmation of the data to the specifications and
documents interfaces with the dimensions which might affect
plant layout. This review by the Engineer may not indicate a
thorough review of all dimensions quantities and details of the
equipment, materials any devices or items indicated or the
accuracy of the information submitted. This review and / or
approved by the Engineer shall not be contracted by the
contractor as limiting any of his responsibilities and requirement
specified under these specifications and documents. The above
data shall be submitted within 15 days of the date of issue of work
order.
c) The approval to the plans and the drawings, designs and other
data submitted by the contractor for approval will be given within
15 days.
d) Two sets of reproducible drawings (tracings) as required by the
Engineer shall be furnished by the contractor.
Each drawing submitted by the contractor shall be clearly marked with
the name of the Engineer and the name of the project if standard
catalogue pages are submitted the applicable items shall be indicated
therein. All titles nothings, markings and writings on the drawings shall
be in English. All dimensions should be in Metric units.
173 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
All manufacturing and fabrication work in connection with the equipment
prior to the approval of the drawings shall be at the contractor’s risk. The
contractor may make any changes in the design which are necessary to
make the equipment conform to the provision and indent of the contract
and such changes will again be subjected to the approved by the
Engineer. Approval of contractors drawings or work by the Engineer shall
not relieve the contractor of any of the responsibilities and liabilities
under the contract.
61.0 Additional conditions regarding payment of royalty charges as per
Bombay Minor Mineral Extraction (Amendment) Rules, 2003. (Not
applicable)
1. The royalty charges are to be paid by the Contractor to the
Revenue authorities. This is the prime responsibility of Contractor
as per Tender Clause No. 36 of this Tender Document.
2. Percentage as stated in para 7 B of Annex –A of the Detailed
Tender Notice shall be withheld by MKVDC for the purpose of
payment towards royalty charges. This amount shall be released
to the contractor subject to the following conditions.
a) Contractor shall submit proof of the payment of the royalty
charges to the concerned Revenue Authorities acceptable to the
Engineer-in-charge.
b) The total amount that can be released shall be limited to the
actual payment made as mentioned in the condition (a).
c) If the actual royalty charges are less than the amount withheld,
remaining amount shall be retained by the MKVDC.
d) If the actual royalty charges are more than the amount withheld,
the contractor shall pay the excess amount to the concerned
Revenue Authority without any burden on the MKVDC.
e) The contractor shall indemnify MKVDC towards payment of the
royalty charges.
174 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
62.0 Warranty:-
This warranty shall remain valid for 12 months from date of putting in to
commercial use.
63.0 Defect Liability:-
Within a period of 12 Months after completion & commissioning of work
if any repair due to the defect in construction & equipment the same will
be rectified by the contractor at his own cost. The security deposit
amount is only payable after completion of this period.
Contractors have to provide the arrangement for running and
maintenance of the work completed and commissioned in this tender
during defect liability period. The arrangement includes men, machinery,
skilled / unskilled labour, parts, equipments required for running &
maintenance of the work.
64. COMPUTER & EQUIPMENT FACILITY:
A) COMPUTER FACILITY: (NOT APPLICABLE)
The Contractor shall be required to following computer
Peripherals provide for office of the Executive Engineer, Mhaisal
Electrical & Mechanical Division, Sangli as ordered by Executive
Engineer-in-charge within 1 (One) Month from date or order.
Financial provision of such furniture shall deemed to be included
in the offer & no separate payment for this shall be considered.
1 Digital Copier with Printer (Size A-3)
Minimum Copying Speed (cpm) :20/20, Paper Size
(Original/Image) : A3/A3, Ram(MB)-16,Bye
pass:50Sheet, Zoom:50To200%, Category:SIMPLEX,
Networking feature: YES ,Canon make.
1 No.
2 Network A4 laser printer Canon make 1 No.
B) VEHICLE FACILITY: (NOT APPLICABLE)
The Contractor shall provide bolero Jeep inspection vehicle as
ordered by Engineer-in-charge within 1 (One) Month from date or
order.. The inspection vehicle mainly used for arranging the visits
175 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
of AIBP & MKVDC officials for inspection work till completion of
work & finally shall be retained by the MKVDC. Financial provision
of such vehicles & machine agreement shall deemed to be
included in the offer and no separate payment for this shall be
considered. The vehicle should be registered with RTO in the
name of Executive Engineer Mhaisal Electrical & Mechanical
Division, Sangli & other necessary taxes & insurance etc. should be
paid by the contractor.
C) FURNITURE FACILITY:
The contractor shall provide following types of Office furniture for
Divisional office at Sangli as ordered by Engineer-in-charge within
1 (One) Month from date of order. Financial provision of such
furniture shall deemed to be included in the offer & no separate
payment for this shall be considered.
Sr. No. Description Qty.
1. Godrej – T 9 Table 7 Nos.
2. Godrej – Bravo mid back chair 7 Nos.
65.0 CIVIL WORKS IN SWITCHAYRD AREA:
The construction work pertaining to civil wing like excavation. leveling,
construction of cable trenches ( main & sub trenches), foundations
required for installation of electrical switchyard equipments, construction
of plinth required for transformers, metal spreading in switchyard area &
fencing around the switchyard areas etc. shall be scope of Civil
authorities.
For this, contractor shall submit the complete design in respect of above
work along with drawings for according approval from Electrical wing to
the Executive Engineer-in-charge.
176 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
66.0 Power supply:
The Tenderer shall note that no power supply is available at the work site.
Hence the tenderer shall make his own arrangements of power for
welding, drilling etc.
67.0 Storage, watch and ward:
Sufficient storage of steel and other materials shall be arranged by
tenderer. Watch and ward of the same up to completion of the work shall
be arranged by the tenderer at his cost. No responsibility of any material
of the tenderer will be taken by the department.
68.0 EVALUATION OF TENDER:
Evaluation & comparison of the offers shall be carried out on the cost for
work quoted in the Envelope No.2 Load losses & No load losses will be
considered for Evaluation purpose for transformers.
No change in the price after the opening of the Envelope No. 2 will be
allowed.
The difference in guaranteed performance value as detailed below will be
taken in to account for equalizing the bid price of the power transformer.
Weightage will be given to the Tenderer who will pay Sales Tax / Turnover
Tax to Government of Maharashtra according to the payment declared
vide clause 59 of special condition of contract.
69.0 EVAULATION OF THE BIDS ON ACCOUNT OF TECHNICAL PERFORMANCE
DATA AND GURANTEES OF EQUIPMENT OFFERED AND APPLYING
LIQUIDATED DAMAGES:
A) RATES FOR EVALUATION OF LOAD AND NO LOAD LOSSES:-
The bidder has to quote the guaranteed values for the losses in the data
sheet as below.
1. Guaranteed maximum iron loss in KW at 750 C of average winding
temperature at rated voltage.
177 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2. Guaranteed maximum load loss ( Copper loss + Stray loss ) in KW at
average winding temperature of 750 C.
3. Guaranteed maximum auxiliary loss in KW because of consumption by
cooling fans / Air blowers etc. at average winding temperature 750 C
(Loss at 3 are not applicable to ONAN rating)
The quoted guaranteed values shall be corrected by increasing the
same to take into account permissible tolerance limit as per IS -2026.
These corrected values of the losses will then be compared with
reference to the lowest corrected value of these losses. For the
purpose of evaluation of the bid, the total price of the bid shall be
increased at the following rates for excess losses arrived over and
above the reference lowest corrected value of the losses mentioned
earlier.
I) For no load losses : Rs. 295689/- Per excess KW loss.
II) For load losses : Rs. 171500/- per excess KW loss.
III) Auxiliary losses : Rs. 295689/- per excess KW loss.
B) RATES FOR LIQUIDATED DAMAGES:
For the purposes of ascertaining whether the guarantees are fulfilled or
otherwise each transformer shall be tested at factory before dispatch and
the above mentioned losses shall be measured. The measured losses
shall then be compared with the quoted guaranteed losses and provision
regarding liquidated damages / penalty for failure to meet the guarantees
etc. shall be double the rate taken for evaluation as stipulated below.
I) For no load losses : Rs. 591378/- Per excess KW loss.
II) For load losses : Rs. 343000/- per excess KW loss.
I. Auxiliary losses : Rs. 591378/- per excess KW loss.
II. The penalty will be limited to 10% of contract price of trans. If the
penalty exceeds 10% of the contract price the trans. will be
rejected.
178 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION –––– IXIXIXIX
TECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONS
179 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
TECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONSTECHNICAL SPECIFICATIONS
TECHNICAL SPECIFICATION FOR 1600 KVA, 33/6.6 KV TRANSFORMER
1.1.0 SCOPE OF WORK
Design, manufacture ,test before dispatch, Supply, transport upto site,
loading & unloading of equipments / material, insurance till taking over
by MKVDC, Erection, Testing & Commissioning of 33 KV sub-station
equipments, 33/6.6 KV,1600 KVA - Power transformer & 33/0.433 KV 63
KVA -Auxiliary transformer, XLPE Power cable, And Switchyard Lighting
,Earth-mat ,water supply arrangement to earth-pits , fire fighting
equipments etc for 33/6.6 KV substation at Balancing Reservoir for
Extended Gavan Phase -2 Lift Irrigation Scheme
The scope of work under Electrical Work to cater 33 KV power supply to
pump motor by installing 33/6.6 KV outdoor Switchyard near pump
house. The work consists of
DETAILS OF WORK
A) Design, Manufacture, Supply, Transport, Loading, Unloading,
Erection, Testing, Commissioning of 33/6.6 KV Switchyard
Equipments, viz. Circuit Breaker, Isolators, Lightening Arrestor,
C.T., P.T, Metering Equipment, Bus bar arrangement, 33/6.6 KV
1.6MVA Power Transformer, 33/0.415 KV, 63 KVA Auxiliary
Transformers etc. complete
B) Providing & erecting of 6.6 KV (E), XLPE Power Cable up to H.T.
panel of Incomer & and power & control cables from
equipments in switchyard to control panels in control room.
C) Lighting system for sub-station.
D) Earthing – Earth-mat for substation
E) Water supply arrangement to Earthing pits in substation
F) Installation of fire fighting for substation etc.
180 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.1.1 SUPPLY OF TRANSFORMER
33/ 6.6 KV, with OLTC 1600 KVA - 1 No.
33/0415 KV,ONAN, OFTC, 63 KVA - 1 No.
1.1.2 FITTINGS AND ACCESSORIES
The following fittings and accessories shall be provided:
1.1.2.1 Conservator tank with oil indicator, oil filling and dram plug
1.1.2.2 Air release plug
1.1.2.3 Temperature meter pocket
1.1.2.4 Breather with silica gel
1.1.2.5 Earthing Terminal
1.1.2.6 With first filling of oil
1.1.2.7 Lifting lug
1.1.2.8 Top and bottom valve
1.1.2.9 Explosion vent
1.1.2.10 Unidirectional wheel
1.1.2.11 H.V. side – Out Door
1.2.0 REJECTION
The PURCHASER may reject any transformer if during tests or service any
of the following conditions arise :
1.2.1 Overall efficiency is below 98 %
181 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.2.2 No load loss exceeds the guaranteed value by 10% or more.
1.2.3 Load loss exceeds the guaranteed value by 10% or more.
1.2.4 Impedance value exceeds the guaranteed value by +10% or more.
1.2.5 The difference in impedance values of any two phases during single phase
short circuit impedance test exceeds 2% of the average value guaranteed
by the contractor.
1.2.6 Oil or winding temperature rise exceeds the specified value by 5°C.
1.2.7 Transformer fails on Impulse test.
1.3.0 TECHNICAL PARTICULARS
1.3.1 SITE INFORMATION
The transformer shall be designed for operation at following site conditions.
1. Maximum ambient temperature 450 c
2. Minimum ambient temperature 150
c
3. Maximum yearly average temperature 270 c
4. Relative humidity 50 %
5. Maximum annual rainfall 800 mm
6. Maximum wind pressure 117 k/h
7. Altitude above mean sea level 700 MTR
182 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.4.0 A) DETAILED TECHNICAL PARTICULARS FOR 1600 KVA, 33/6.6KV
TRANSFORMER.
The details regarding the type and rating with other data are given below :
Sr.
No.
Item Value
1. Rated Capacity (MVA) 1600 KVA
2. Type 3 ph, outdoor core type
3. Rated voltage 33/6.6 KV
4. Frequency 50 HZ ±3%
5. Dry type or oil immersed type Oil immersed type with
mineral oil
6. Installation Outdoor
7. Type of cooling ONAN
8. Rated Voltage
H.V. Winding
L.V. Winding
33 KV
6.6 KV
9. Type of tap changer On load tap changer on H.V.
side +10% to -10% in 17 equal
steps
10. Highest voltage of equipment
H.V. side (RMS)
L.V. side (RMS)
33 KV
7.5 KV
11. Vector group YY-O
12. Method of earthing (H.V. side) Neutral effectively earthed
183 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr.
No.
Item Value
13. Method of earthing (L.V. side) Neutral effectively earthed
14. Type of H.V. terminal H.V. Bushing porcelain
bushing with plain shades as
per IS:3347
15. Type of L.V. terminal Suitable for connection to
XLPE cables
16. Insulation levels of bushing and winding
H.V.
L.V.
170 KV
75 KV (rms)
17. Rated short duration power frequency with
stand voltage (rms)
H.V. side
L.V. side
70 KV
28 KV
18. Creepage distance of bushing 25mm per KV for highest
voltage system
19. Type of mounting On wheel on rail
20. Percentage impedance 6.25 %
21. Over voltage operation capacity duration 125% of rated voltage for 60
sec and 140% rated voltage
for 5 sec
22. Maximum flux density in Tesla 1.9 Tesla
184 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr.
No.
Item Value
23. Winding insulation type
H.V.
L.V.
Full
Full
24. System short circuit level and duration for
which transformers shall be capable to
withstand the thermal and synamic stresses
(KA rms/sec)
40 Ka/2 sec
25. Current density for H.V. and L.V. Not exceeding 3 Amp/sq.mm.
26. Noise level and rated voltage and frequency As per latest NEMA standard
27. Permissible temperature rise of oil (Top) 50o C
28. Permissible temperature rise of winding 55o C
29. Minimum clearance in air in mm H.V. side
a) Phase to phase
b) Phase to earth
L.V. side
a) Phase to phase
b) Phase to earth
800
480
600
430
30. The transformer shall be identical and suitable for parallel operation without
affecting adversely the guaranteed performance.
1.4.0 B) DETAILED TECHNICAL PARTICULARS FOR 63 KVA, 33/0.415KV
TRANSFORMER.
The details regarding the type and rating with other data are given below :
Sr.
No.
Item Value
1. Rated Capacity (MVA) 63 KVA
185 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr.
No.
Item Value
2. Type 3 ph, outdoor core type
3. Rated voltage 33/0.415 KV
4. Frequency 50 HZ ±3%
5. Dry type or oil immersed type Oil immersed type with
mineral oil
6. Installation Outdoor
7. Type of cooling ONAN
8. Rated Voltage
H.V. Winding
L.V. Winding
33 KV
0.415 KV
9. Type of tap changer Off load tap changer on H.V.
side +10% to -10% in 17 equal
steps
10. Highest voltage of equipment
H.V. side (RMS)
L.V. side (RMS)
33 KV
0.433 KV
11. Vector group YY-O
12. Method of earthing (H.V. side) Neutral effectively earthed
13. Method of earthing (L.V. side) Neutral effectively earthed
14. Type of H.V. terminal H.V. Bushing porcelain
bushing with plain shades as
per IS:3347
186 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr.
No.
Item Value
15. Type of L.V. terminal Suitable for connection to
XLPE cables
16. Insulation levels of bushing and winding
H.V.
L.V.
170 KV
75 KV (rms)
17. Rated short duration power frequency with
stand voltage (rms)
H.V. side
L.V. side
70 KV
28 KV
18. Creepage distance of bushing 25mm per KV for highest
voltage system
19. Type of mounting On wheel on rail
20. Percentage impedance 4.00 %
21. Over voltage operation capacity duration 125% of rated voltage for 60
sec and 140% rated voltage
for 5 sec
22. Maximum flux density in Tesla 1.9 Tesla
23. Winding insulation type
H.V.
L.V.
Full
Full
24. System short circuit level and duration for
which transformers shall be capable to
withstand the thermal and synamic stresses
(KA rms/sec)
40 Ka/2 sec
187 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr.
No.
Item Value
25. Current density for H.V. and L.V. Not exceeding 3 Amp/sq.mm.
26. Noise level and rated voltage and frequency As per latest NEMA standard
27. Permissible temperature rise of oil (Top) 50o C
28. Permissible temperature rise of winding 55o C
1.5.0 GENERAL CONSTRUCTIONAL FEATURES
1.5.1 The transformer and accessories shall be designed to facilitate easy
operation, inspection, maintenance and repairs. All transformers shall
also be designed to ensure satisfactory operation under sudden
variations of load and voltage, which may be met with under working
conditions on the system, including those due to short circuits.
1.5.2 The design shall incorporate every reasonable precaution and provision
for the safety of all those concerned in the operation and maintenance
of the equipment keeping in view the requirements of Indian Electricity
Rules.
1.5.3 All material used shall be of best quality and class most suitable for
working under conditions specified and shall withstand the variations of
temperatures and atmospheric conditions arising under working
conditions without undue distortion or deterioration or the setting up
of undue stresses in any part and also without affecting the strength
and suitability of the various parts of the work which they are liable to
perform.
1.5.4 Corresponding parts liable to replacement shall be interchangeable.
1.5.5 Cast iron shall not be used for chambers of oil filled apparatus or any
part of the equipment, which is in tension or subject to impact stresses.
All outdoor equipment, including bushing insulators with their
mountings, shall be designed so as to avoid pocket in which water can
collect.
188 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.5.6 All mechanism shall, where necessary, be constructed of stainless steel,
brass or gunmetal to prevent sticking due to rust or corrosion.
1.5.7 All taper pins used in any mechanism shall be of the split type
complying with IS 2393.
1.5.8 Steel bolts and nuts exposed to atmosphere shall be galvanized.
1.5.9 GALVANISING
1.5.9 .1 Galvanizing where specified shall be done by hot dip galvanizing
process or by electro-galvanizing process for all parts other than steel
wires. The thickness of zinc coating shall be equivalent to not less than
610 gm of zinc per square meter of surface. The zinc coating shall be
smooth, clean and of uniform thickness and free from defects. The
quality of galvanizing will be established by tests as per IS 2633.
1.5.9 .2 All drilling, punching, cutting, bending and welding of parts shall be
completed and all burrs shall be removed before the galvanizing
process is applied.
1.5.9 .3 Galvanizing of wires shall be applied by the hot dipped process and
shall meet the requirements of relevant Indian Standard. The zinc
coating shall be smooth, clean and of uniform thickness and free from
defects.
1.5.9 .4 Surfaces, which are in contact with oil, shall not be galvanised or
cadmium plated.
1.5.9 .5 Labels shall be provided for identification of accessories such as relays,
switches, current transformers etc. The labels shall be indelibly marked
and plate shall be in stainless steel.
1.5.10 BOLTS AND NUTS
1.5.10 .1 Steel bolts and nuts exposed to atmosphere with suitable finishes shall
be used like cadmium plated or zinc plated passivity shall be used for
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diameters above 6 mm.
1.5.10 .2 All nuts and bolts shall be locked in position except that external to the
transformer.
1.5.10 .3 On outdoor equipment, all bolts, nuts and washers in contact with non-
ferrous parts, which carry current, shall be of phosphor bronze, where
the transfer of current is through bolts.
1.5.10 .4 Any bolts and nuts, which are inaccessible by means of ordinary
spanners, the supplier shall provide suitable special spanners.
1.5.11 PAINTING
1.5.11.1 Before painting all ungalvanised parts shall be completely clean, free
from rust, scale and grease. All external surface cavities shall be on
castings shall be filled by metal deposition.
1.5.11.2 The interior of all transformer tanks, other oil filled chambers and
internal structural steel work shall be cleaned of all scale and rust by
shot blasting. These surfaces shall be painted with hot oil resisting
varnish or paint.
1.5.11.3 Except for nuts, bolts and washers, which may have to be removed for
maintenance purposes, all external surfaces shall receive a minimum of
three coats of paint.
1.5.11.4 The primary coat shall be applied immediately after cleaning. The
second coat shall be of an oil and weather resisting nature and
preferably of a shade or colour easily distinguishable from the primary
and final coats and shall be applied after the primary coat has been
touched up where necessary. The final coat shall be of a glossy oil and
weather resisting non-fading paint shade 631 of IS 5. Primer paint shall
be ready-made zinc chrome as per IS104.
Intermediate and final coats shall be as per IS 2932.
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1.5.11.5 Nuts, bolts and washers that may have to be removed for maintenance
purposes shall receive a minimum of one coat of paint after erection.
1.5.11.6 All interior surfaces of mechanism chambers and kiosks except those
which have received anti-corrosion treatment shall receive three coats
of paint applied to the thoroughly cleaned metal surface. The final coat
shall be of a light coloured anti-condensation mixture.
1.5.11.7 Any damage to paint work incurred during transport and erection shall
be rectified by the supplier by thoroughly cleaning and repainting the
portion.
1.5.11.8 The supplier shall give one coat of additional paint at site after
completion of erection and testing.
1.5.12 OIL
1.5.12.1 The transformers shall be supplied with first filling of oil and 10%
additional oil in non-returnable drums. The oil shall be as per IS 335 and
free from moisture and have uniform quality.
1.5.12.2 The design, material used and processes used in the construction of the
transformer, shall be such as to reduce the development of acidity in
the oil.
1.6.0 ELECTRICAL AND PERFORMANCE REQUIREMENTS
1.6.1 The method of cooling shall be ONAN .The rating specified at ONAN
cooling is minimum requirement. However vendor may specify
maximum possible ONAN capacity considering maximum rating
specified.
1.6.2 Transformers shall operate without injurious heating at the rated KVA
at any voltage within +10 percent of the rated voltage of that particular
tap, continuously
1.6.3 Transformers shall be capable of delivering the rated current at voltage
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equal to 105 percent of the voltage without exceeding the limiting
temperature, continuously.
1.6.4 Transformers with tapping ranges extending more than 5% below the
nominal voltage, shall meet the temperature rise limits specified in IS
2026 on all tappings on which the rated current is not more than 95% of
the maximum rated current on the lowest tapping. On other tapping
they shall operate continuously without injurious heating. The loading
on transformers shall be as per IS 6600. Transformers shall withstand
120% overload occasionally for duration of 5 seconds at all taps to take
care of motor starting condition.
1.6.5 The maximum flux density in any part of the core and yokes, at normal
voltage and frequency shall be such that the flux density under over-
voltage conditions shall not exceed the maximum permissible values for
the type of core and yoke material used. The maximum flux density in
any part of the core & yokes shall not exceed 1.9 Tesla for + 10%
voltage variation corresponding to the tapping. The type of material
and values of flux density in the core / yoke for the 100%, 110%, 125%
and 140% and the hysterisis characteristic curves shall be included in
the bid, and shall be subject to the purchaser’s approval.
1.6.6 Transformers shall be designed for over-fluxing withstand capability of
• 110%, continuous.
• 125% for 1 minute
• 150% for 5 seconds
1.6.7 The category of voltage variation shall be constant flux voltage variation
(CFVV).
1.6.8 Starting from hot condition, Transformers shall be capable of
remaining in operation for following conditions without injurious
heating, after failure of forced cooling.
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1.6.8.1 At full load for not less than ten minutes, after outage of all forced
cooling.
1.6.8.2 For not less than one hour, without load current, after failure of all
forced cooling, for Transformers with no assigned rating for natural
cooling.
1.6.8.3 Transformers fitted with adquate coolers each capable of dissipating 50
percent of the losses shall be capable of remaining in operation at full
load for not less than 20 minutes in the event of failure of all forced
cooling associated with one cooler.
1.6.9 Transformers complete with bushings / cable boxes, shall be designed
and constructed to withstand without damage, short circuit levels
specified below.
1.6.9.1 0.433 KV - 500 MVA
1.6.9.2 33 KV - 1000 MVA
1.6.10 The neutral terminal of windings with star connection shall be designed
for the highest over-current that can flow through this winding.
1.6.11 Every care shall be taken to ensure that the design and manufacture of
all transformers shall be such as to reduce noise and vibration to the
level obtained in good modern practice. The contractor shall ensure
that the noise level shall not be more than 5 dB above the NEMA TR - 1.
1.6.12 The transformer shall be designed with particular attention to the
suppression of harmonic voltage, especially the third and fifth, so as to
eliminate waveform distortion.
1.7.0 CORE
1.7.1 The core shall be constructed from high-grade cold rolled non-aging
grain oriented silicon steel laminations.
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1.7.2 The design of magnetic circuit shall be such as to avoid static
discharges, development of short circuit paths within itself or to the
earthed clamping structure and the production of flux components at
right angles the plane of the laminations which may cause local heating.
The laminations shall be free of all burrs and sharp projections. Each
sheet shall have an insulating coating resistant to the action of hot oil.
1.7.3 Every care shall be taken in the selection, treatment and handling of
core steel to ensure that as far as possible, the laminations are flat and
the finally assembled core is free from distortion.
1.7.4 Oil ducts shall be provided where necessary to ensure adequate
cooling. The winding structure and major insulation shall not obstruct
the free flow of oil through the ducts. Where the magnetic circuit is
divided in to pockets by cooling ducts parallel to the planes of
laminations or by insulating material above 0.25mm thick, tinned
copper strip bridging pieces shall be inserted to maintain electrical
continuity between pockets.
1.7.5 The insulation structure for the core to bolts and core to clamp plates
shall be such as to withstand a voltage of 2000 V for one minute.
1.7.6 All steel sections used for supporting the core shall be thoroughly shot
or sand blasted, after cutting, drilling and welding.
1.7.7 The core shall be provided with lugs for lifting the complete core and
coil assembly.
1.7.8 The core clamping structure shall be designed to minimize eddy current
losses.
1.8.0 WINDINGS
1.8.1 The winding shall be made from electrolytic grade-class A paper
insulated copper conductors.
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1.8.2 The star connected windings for 33/6.6 KV shall have graded insulation.
The windings for 6.6 KV shall be fully insulated.
1.8.3 Windings shall be subjected to a shrinking and seasoning process, so
that no further shrinkage occurs during service. Adjustable devices
shall be provided for taking up possible shrinkage in service.
1.8.4 Coils shall be supported at frequent intervals by means of wedge type
insulation spacers permanently secured in place and arranged to
ensure proper oil circulation. To ensure permanent tightness of
winding assembly, the insulation spacers shall be dried and
compressed at high pressure before use.
1.8.5 Winding shall not contain sharp bends, which might damage the
insulation or produce high dielectric stresses. No strip conductor
wound on edge shall have width exceeding six times the thickness.
1.8.6 Windings and connections shall be braced to withstand shocks during
transport or short circuits.
1.8.7 Coil clamping rings shall be of steel or of a suitable insulating material.
1.8.8 Terminals of all windings shall be brought out of the tank through
bushings for external connections.
1.8.9 The conductors shall be transposed at sufficient intervals in order to
minimize eddy currents and equalize the distribution of currents and
temperatures along the windings.
1.8.10 The completed core and coil assembly shall be dried in vacuum at not
more than 0.5mm of mercury absolute pressure and shall be
immediately impregnated with oil after the drying process to ensure
the elimination of air and moisture within the insulation. Vacuum may
be applied in either a vacuum oven tank or in the transformer tank.
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1.9.0 INTERNAL EARTHING
1.9.1 All internal metal parts of the Transformer, with the exception of
individual laminations, core bolts and their individual clamping plates,
shall be earthed.
1.9.2 The top clamping structure shall be connected to the tank by a copper
strap. One or more of the following methods shall earth the bottom
clamping structure.
1.9.3 By connecting through vertical tie-rods to the top structure.
1.9.4 By direct metal to metal contact with the tank base.
1.9.5 By connection to the top structure on the same side of the core as the
main earth connection of the tank.
1.9.6 The magnetic circuit shall be connected to the clamping structure at
one point only and this shall be brought out of the top cover of the
transformer tank through a suitably rated bushing. A disconnecting link
shall be provided on transformer tank to facilitate disconnection from
ground for IR measurement purpose.
1.9.7 Where coil clamping rings are of metal at earth potential , each ring
shall be connected adjacent core clamping structure on the same side
of transformer as the main earth connections.
1.9.8 All earthing connections with the exception of those from the individual
coil clamping rings shall have cross sectional area of not less than 0.8
sq. cm. Connections inserted between laminations of different sections
of core shall have a cross-sectional area of not less than 0.2 sq cm.
1.10.0 TANK
1.10.1 The tank shall be fabricated from good commercial grade low carbon
steel suitable for welding and of adequate thickness.
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1.10.2 The tank shall be designed to permit lifting of the complete transformer
assembly filled with oil, by crane or jacks.
1.10.3 Tank together with radiators, coolers, conservator, bushings, vessel and
other fittings shall be designed to withstand without permanent
distortion the following conditions:
1.10.3.1 Full vacuum of 760 mm of Hg. for filling with oil by vacuum.
1.10.3.2 Internal gas pressure of 30 Kg/cm2
( 5lbs/in2
) with oil at operating level.
1.10.4 It shall be possible to skid transformer in any direction. Pulling eyes
shall be provided for moving the transformer in any direction.
1.10.5 Each tank shall be provided with following lifting facilities.
Lifting lugs for lifting the transformer complete with oil.
1.10.6 A minimum four jacking lugs, in accessible positions to enable the
transformer complete with oil to be raised or lowered using jacks.
1.10.6.1 The minimum height of the lugs above base shall be adequate as per IS.
1.10.6.2 Suitable haulage holes shall be provided.
1.10.7 The transformer top shall be provided with a detachable tank cover
with a bolted flanged gasket joint. Lifting lugs shall be provided for
removing the cover. The cover shall be suitably sloped so as to prevent
accumulation of rainwater.
1.10.8 The material used for gaskets shall be cork-neoprene or approved
equivalent. gasketed joints for tank and manhole covers, bushings and
other bolted attachments shall be so designed that the gasket will not
be exposed to the weather. Spare gaskets shall be provided for all
openings, as shipping gaskets will not be re-used.
1.10.9 The tank cover shall be provided with pockets for thermometer. The
thermometer pocket shall be fitted with a captive screwed top to
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prevent the ingress of water.
Tank shall be provided with a pressure release device. The pressure
relief device shall be of diaphragm type and shall be of sufficient size so
as to rapidly release any pressure that may be generated within the
tank. An equalizer pipe connecting the pressure release device to the
conservator shall be supplied. This device shall be provided for all
transformers. Explosion vents shall be equipped with remote
monitoring / alarm contacts.
1.11.0 UNDER-CARRIAGE
The under carriage of the transformer shall be provided with
detachable steel flanged wheels. Flanged wheels shall be spaced to
allow standard rail gauge and shall be designed to allow swiveling the
wheels or the rollers in two directions. They shall also be lockable
1.12.0 CONSERVATOR
1.12.1 A conservator complete with sump and drain valve shall be provided in
such a position as not to obstruct the electrical connections to the
transformer. The capacity of conservator shall meet the requirement of
expansion of the total cold oil volume in the transformer and cooling
equipment from the minimum ambient temperature to 900C.
1.12.2 One end of the conservator shall be bolted in to the position so that it
can be removed for cleaning purposes.
1.12.3 Each conservator shall be fitted with a breather in which silica gel shall
be provided. The air shall pass through silica gel. The breather shall be
mounted at adequate from ground level.
1.13.0 VALVES
1.13.1 Valves shall be forged carbon steel up to 25-mm size and of gunmetal
or of cast iron bodies with gunmetal fittings for sizes above 25 mm.
They shall be of full way type with screwed ends and shall be opened by
turning counter clockwise when facing the hand wheel. There shall be
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no oil leakage when the valves are in closed position.
1.13.2 Every valve shall be provided with an indicator to show the open and
closed position and shall be provided with facility for padlocking in
either open or closed position.
1.13.3 Each transformer shall be provided with following valves on the tank.
1.13.3.1 Drain valve so located as to completely drain the tank. The same can be
used as bottom filter valve for this transformers.
1.13.3.2 Filter valve at the top of the transformer tank, one of 25-mm for this
size of transformers.
1.13.3.3 Oil sampling valves of minimum 15 mm size at the top and bottom of
the main tank
1.13.3.4 One 15 mm air release plug.
1.13.3.5 Valves between radiators and / or coolers as specified.
1.13.3.6 Two-plugged pipe outlets for applying vacuum.
1.14.0 RADIATORS
1.14.1 BUILT ON RADIATORS
For this transformers tank mounted radiators / coolers shall be of the
detachable type with bolted and gasketed flanged connections. The
following accessories shall be provided for radiator :
1.14.1.1 Shut off valves and blanking plates on transformer tank at each point of
connection
1.14.1.2 Top and bottom shut off valves and blanking plates on each radiator.
1.14.1.3 Lifting lugs.
1.14.1.4 Top oil filling plug, 19 mm size.
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1.14.1.5 Air release plug at top.
1.14.1.6 Oil drain plug at the bottom, 19 mm size.
1.15.0 RATING AND DIAGRAM PLATE
1.15.1 A rating plate bearing data as per IS 2026.
1.15.2 A diagram plate showing the internal connections and also the voltage
vector relationship of the windings in accordance with IS 2026 and in
addition a plan view of the transformer, giving the correct physical
relationship of the terminals. When links are provided for changing the
transformer ratio, then approved means shall be provided for clearly
indicating ratio for which the transformer is connected. No load voltage
shall be indicated for each tap.
1.15.3 A plate showing the location and function of all valves and air release
plugs.
1.15.4 Earthing terminals
1.15.5 Two earthing terminals capable of carrying short circuit current shall be
provided. These pads shall be welded to the transformer tank on
opposite sides and shall have threaded holes with nuts and bolts.
1.16.0 BUSHINGS
Porcelain used for bushings shall be homogeneous, non-porous,
uniformly glazed to brown colour and free from blisters, burns and
other defects and of 33 KV voltages.
1.17.0 CABLE BOXES
1.17.1 Cable termination arrangement shall be provided on 6.6 KV side of the
transformer.
1.17.2 Cable boxes shall be designed to accommodate all cable joint fittings or
sealing ends as required, including stress / cones or other approved
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means for grading voltage stress on the terminal insulation
1.17.3 Earthing terminals shall be provided for the cable box.
1.18.0 GAS AND OIL ACTUATED BUCHHOLZ RELAY
A double float type Buchholz relay shall be provided for this
transformer. The relay shall have two contacts. One for alarm and other
for trip. The alarm contact shall operate on accumulation of gas and
other shall give trip signal on sudden rise of pressure. These contacts
shall be wired up to the transformer marshalling box.
1.19.0 TAP CHANGER
The main power transformer shall be provided with On load tap
changer. The auxiliary transformer shall be provided with Off load tap
changer
The transformer shall be capable of being loaded in accordance with IS-
6600 upped loads of 150%. These shall be no limitation imposed by
bushings, tap changes etc. Or any other associated equipments.
The transformer and all its accessories shall be designed to withstand
without injury by the thermal & mechanical effects of any external
short circuit to earth and of short circuit at the terminals of any
windings for period of 2 seconds. The short circuit level of HV system to
which the subject transformer will be connected shall be 40 KA for 2
seconds.
Transformer shall be capable of withstanding thermal and mechanical
stresses caused by symmetrical and symmetrical faults on any winding.
Transformer shall withstand without injurious heating, voltage and
frequency fluctuations which produces the following overfloxing
conditions.
110 % continuous.
125 % for lminate.
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150 % for 5 Sec.
The transformer shall be suitable for continuous operation with
frequency variation of + 3 % from normal 50 Hz.
1.20.0 TESTING
1.21.1 Testing at manufacturer’s works
Routine and type tests shall be carried out on the transformer as given
below:
1.21.1.1 TYPE TESTS
The supplier shall furnished type test certificate. If the supplier has not
conducted these tests earlier the type tests shall be carried out on one
number 1600 KVA transformer in the presence of Purchaser’s
representative in addition to the routine tests at no extra cost. The type
tests to be carried out are given below.
a) Impulse Test: This shall include chopped wave test.
Impulse test on one leg (HV and LV) of the transformer.
Impulse test on all legs of the transformer.
b) Temperature rise test.
c) Short circuit test.
d) Measurement of acoustic noise level.
e) Short Circuit Impedance of each limb of the transformer with single
phase voltage from both HV and LV sides.
f) Measurement of zero sequence impedance.
g) Measurement of harmonics of the no load current.
h) Vacuum test
1.21.1.2 ROUTINE TESTS
Routine tests as per IS 2026 shall be performed on all transformers. The
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following tests shall be carried out.
a) Resistance of each winding of each phase shall be measured at
principal and at all the taps and corrected to 75 ° C.
b) Impedance voltage shall be measured at principal and at all taps.
c) No load loss and exciting current shall be measured at rated
frequency at 90%, 100% and 110% rated voltage. These tests shall
be done after impulse tests if the latter are specified. Exciting
current shall be measured on each phase and recorded. Form factor
shall be noted during the test and included in the test report.
d) No load loss and exciting current shall be measured and recorded
with 415 V, 3 Phase, 50 Hz. Input on L.V. side (assuming L.V. is rated
higher than 415 V )
e) Oil Leakage Test: The main transformer tank and all oil filled
compartments necessary for a complete transformer including
coolers shall be filled with transformer oil and subjected to a
pressure of 0.35 Kg/cm2
above the pressure that would obtain under
normal conditions with full head of oil. The pressure shall be
maintained for 12 hours during which time no oil leakage shall
occur. When heat test is specified, the oil pressure test shall be
performed immediately after the heat run. Otherwise the test may
be performed at ambient temperature.
f) Power taken by cooling equipment shall be measured for all
transformers and mentioned in test report.
g) Calibration of temperature indicators and relays.
h) Measurement of zero sequence impedance.
i) Measurement of voltage ratio and check of voltage vector
relationship
j) Dielectric tests
k) Tests on No-load tap changer.
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1.21.2 TESTING AT SITE
1.21.2.1 PRELIMINARY CHECKS
a) Check name plate details as per specifications
b) Check for any physical damage, in particular of bushings.
c) Check tightness of all bolts, clamps and connecting terminals
d) Check cleanliness of bushings
e) Check for oil leakage and oil level
f) Breather condition, check whether breathing line is free, silica gel is
reactivated, oil is available at the bottom
g) Check for clearances, particularly in case of bus ducts
h) Water tightness of terminal boxes and bus ducts
i) Earthing of transformer tank and neutral bushing
j) Releasing of air from bushings, Buchholz relay
k) Check the bushing horn gaps
l) Check the transformer is correctly installed with reference to its
phasing
1.21.2.2 COMMISSIONING TESTS
a) Test the transformer oil for dielectric strength, tan-delta, acidity,
and resistivity and dissolved gases.
b) Test the bushing oil for dielectric strength
c) Insulation test of windings, including tertiary winding
d) Capacitance and tan delta test of condenser type bushings, before
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assembly
e) Voltage ratio at all the taps
f) Winding resistance at all the taps
g) short circuit impedance at full winding
h) Core loss at service tap at low voltage
i) Capacitance and tan delta
j) IR & PI
k) Vector group test
l) Phase sequence test
m) Checks on current transformers
n) Line connections as per phasing diagram
o) Winding resistance
p) Insulation resistance of control wiring
q) Buchholz relay operation for alarm & trip
r) Operation test of all protective devices and interlocks
s) Calibration of oil & winding temperature indicators
t) Cooling system
u) Operation of valves
v) Operational test of cooling equipment
w) Check lightning arrester installation
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1.22.0 DRAWINGS AND DOCUMENTATION TO BE FURNISHED ALONG WITH
THE BID
1.22.1 General outline drawings showing plan, front elevation, side elevation,
with all fittings and accessories, locating dimensions of cable entries,
earthing terminals, foundation/floor fixing details, jacking pads and
weights.
1.22.2 Shipping details :
a) Size of the largest package (mm). (Length x width x height).
b) Weight of largest package (tonnes).
c) Total gross weight to be handled (tonnes).
d) Total gross volume to be handled (Cu. Metres).
1.22.3 Lifting drawings for :
a) Un-tanking
b) Bushings
c) Lifting the transformer complete with oil
d) Tank cover
1.22.4 HV bushing drawing with cross section
1.22.5 Drawing showing joints of tank and transformer
1.22.6 Drawing showing the oil circulation path in axial and radial ducts in the
core
1.22.7 Drawing showing the arrangement of erection/dismantling of HV
bushing.
1.22.8 Drawing showing the static and dynamic loads for foundation, point
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load on each wheel and jack point for designing the civil foundation.
1.22.9 GA drawing of remote OFTC panel including plan, elevation and
foundation plan.
1.22.10 GA drawing of Marshalling box.
1.22.11 GA drawing of cable box with disconnecting chamber
1.23.0 SCHEDULE OF DESIGN CALCULATIONS, WRITE UP TO BE SUBMITTED
ALONG WITH THE BID
1.23.1 Magnetization curve of steel lamination proposed to be used clearly
showing 10% margin is available between the point of saturation and
point of maximum flux density included under the worst condition of
operation.
1.23.2 Graph showing the hysterisis loop of magnetizing material against the
no load current wave form.
1.23.3 No load curves showing the relationship between voltage in percentage
(0 to 125% on normal voltage) against no load power in percentage and
no load current(including active and reactive components) in
percentage.
1.23.4 Calculations in support of short circuit withstand capability.
1.23.5 Supplier shall furnish detailed calculations for withstand ability of the
transformer for earthquake forces.
1.23.6 Special precautions to be taken in design for suppression of restricting
the noise level.
1.23.7 Impedance
1.23.8 Optimum voltage ratio
1.239 Details of transformer tank with drawing for bolted joints
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1.23.10 Pressure relief device
1.2311 Internal earthing of core clamping structure
1.24.0 DRAWINGS
1.24.1 The following drawings shall be submitted for the purchaser’s approval
within 1 month of award of contract.
1.24.2 General outline drawing as submitted at the bidding stage but with
binding dimensions and weights within two months of award of
contract.
1.24.3 General outline drawings showing plan, front elevation, side elevation,
with all fittings and accessories, locating dimensions of cable entries,
earthing terminals, foundation/floor fixing details, jacking pads and
weights of the following.
1.24.4 Cable boxes.
1.24.5 Bushings Plan, elevation, terminal details, mounting details, make and
type number, current and voltage rating, creepage distances and
principal characteristics.
1.24.6 Rating and diagram plates.
1.24.7 Cable schedule, interconnection and wiring diagram giving size and
details of cables to be provided by supplier between marshalling boxes
and various devices.
1.25.0 CODES AND STANDARDS
1. IS 109 Copper
2. IS 335 New insulating oil for transformers & switchgear
3. IS 648 Grain oriented electrical steel sheets magnetic circuits
of power electrical apparatus
4. IS 649 Method of testing steel sheets for magnetic circuit s of
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power electrical apparatus
5. IS 778 Gun metal gate globe and check valves for general
purpose
6. IS 1271 Classification of insulating materials for electrical
machinery and apparatus in relation to their stability in
service
7. IS 1576 Solid press board for electrical purposes
8. IS 1666 Paper covered rectangular copper conductors for
transformer winding
9. IS 1866 Code of practice for maintenance of insulating oil
10. IS 1876 Method for voltage measurement by means of spred
gap
11. IS 1886 Code of practice for installation and maintenance of
transformers
12. IS 2026 part I to IV Power transformers
13. IS 2070 Method of impulse voltage testing
14. IS 2071 Method of impulse voltage testing
15. IS 2099 Bushings for alternating voltages above 1000 volts
16. IS 2312 Propeller type AC ventilation fans
17. IS 2705 Current transformers
18. IS 3024 Electrical steel sheets(oriented)
19. IS 3043 Code of practice for earthing
20. IS 3202 Code of practice for climate proofing for electrical
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equipment
21. IS 3231 Relays for power system protection
22. IS 3347 Dimensions for porcelain transformer bushings for use
in lightly polluted atmosphere
23. IS 3401 Silica gel
24. IS 3637 Specification of gas operated relay
25. IS 3638 Application guide for gas operated relay
26. IS 3639 Fittings & accessories for power transformers
27. IS 3716 Application guide for insulation coordination
equipment located in exposed situation
28. IS 3812 Method of determination of the mass of aluminising
coating on hot-dip-aluminised iron and steel articles.
29. IS 4253 Cork composition sheets, cork and rubber (part II)
30. IS 4257 Dimensions for clamping arrangement for bushings
31. IS 5358 Specifications for hot dip galvanised coating of
fasteners
32. IS 5728 Guide for short circuit calculations
33. IS 6600 Guide for loading of oil immersed transformers
34. IS 6103 Method of test for specific resistance(resistivity) of
electrical insulating liquids
35. IS 6104 Method of test for interfacial tension of oil against
water by ring method
36. IS 6272 Industrial cooling fan
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37. IS 6792 Method of determination of electrical strength of
insulating oil
38. IS 8468 On load tap changer
39. IS 8478 On load tap ch anger application guide
40. IS 8690 Application guide for measuring devices for high
voltage testing
41. IS 10028 part I to III Code of practice for selection, installation &
maintenance of transformers
42. CBIP manual on transformers
43. Indian electricity rules
2.00 DETAILED TECHNICAL SPECIFICATIONS
2.1 VACCUME CIRCUIT BREAKERS
2.1.1 Rating
The breaker shall conform to detailed technical specifications given below.
1. Rated voltage 33 kV
2. Maximum system voltage 36 kV
3. Number of poles 3
4. Rated frequency 50 Hz
5. Installation Outdoor
6. Reference ambient temperature 45°C
7. Rated insulation level
1.2/50 micro-sec impulse withstand voltage
170 kV peak
8. System neutral earthing Effectively earthed .
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9. System fault level 17.5 kA for 1 sec.
10. Rated nominal current 630 A
11. Rated cable charging breaking current 50 A
12. Rated short time withstand current (1 sec.) 17.5 kA rms
13. Rated making current 63 kA peak
14. First pole to clear factor 1.5
15. Transient recovery voltage (Uc TRV peak) 62 kV peak
16. Rated operating sequence O - 0.3 s CO - 3 min - CO
17. Rated opening time ≤ 3 cycles
18. Rated closing time ≤ 5 cycles
19. Clearances in air
a. Between phases
b. Between live part and earth
c. Ground clearance
d. Section clearance
320 mm
320 mm
3700 mm
3000 mm
20. Creepage distance for circuit breaker housing 900 mm
21. Auxiliary supply voltage
Trip coil
Closing Coil
Spring charging motor
Space heater etc.
110 V DC or
110 V DC or
230 AC
240 V, 1Ph, AC
2.1.2 Constructional features
1 The Vaccum circuit breaker shall be of single pressure type and shall utilize
puffer cylinder for interrupting circuit currents. The circuit breakers shall
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comprise of 3 identical single phase units with operating mechanism suitable
for simultaneous operation of all phases. All three phases shall be linked
together electrically. In the live tank construction, the tank containing
Vaccum and the interrupters, shall be insulated from earth by providing
suitable support insulators.
2 Circuit breaker shall be operated by motor charged spring operated
mechanism. It shall be anti-pumping type and trip free. One O-C-O operation
shall be possible with failure of AC supply.
4 Main poles shall operate simultaneously. The design shall ensure a close
pole spread with a maximum of 10 ms for either closing or opening. There
shall be no objectionable rebound and the mechanism shall not require any
critical adjustment. It shall be strong rigid, positive and fast in operation.
5. Mechanical indicator shall be provided inside the operating mechanism box
to show open and closed positions where it will be visible through a glass
window to a man standing on the ground with the mechanism housing
closed. An operation counter shall also be provided.
6 The closing coil shall operate correctly at all values of voltage between 80%
and 110% of the rated voltage. The shunt trip shall operate correctly under
all operating conditions of the circuit breaker up to the rated breaking
capacity of the circuit breaker and for supply voltage variation of 50% to
110% of rated voltage.
7 Working parts of the mechanism shall be of corrosion resisting material.
Bearings that require grease shall be equipped with pressure type grease
fittings, bearings, pin, bolts, nuts and other parts shall be adequately locked
to prevent loosening or changing adjustment with repeated operation of the
breaker.
8 Pressure gauge shall be provided to indicate rated gas pressure. Two
independent settings, one for alarm and one for lock out shall be provided
for fall in gas pressure.
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2.1.3 Operating Mechanism
1 The spring operated mechanism shall be complete with motor, opening
spring, closing spring with limit switch for automatic charging and all other
necessary accessories to make the system complete.
2 As long as power is available to the motor, a continuous sequence of at least
10 closing and opening operations shall be possible. Motor shall be rated
accordingly.
3 Breaker operation shall be independent of the motor operation.
4 The motor rating shall be such that it shall take only about 30 seconds for
fully charging the closing spring. The motor shall be designed for following
supply voltage variations.
Voltage - 230 ± 10% Volts
Frequency - 50 ± 5% Hz
Combined - ± 10%
5 When closing springs are discharged, after closing a breaker, closing springs
shall automatically be charged for next operation. Facility for manual
charging of closing spring shall be provided.
6 Mechanical interlocks shall be provided in the operating mechanism to
prevent discharging of closing springs when breaker is already in the closed
position. Provision shall be made to prevent a closing operation to be
carried out with the spring partially charged.
7 Operating mechanism shall normally be operated by remote electrical
control. Electrical tripping shall be performed by shunt trip coil. Provision
shall be made for local electrical control. Local/Remote selector switch shall
be provided in the operating mechanism cubicle.
8 Conveniently located manual tripping lever shall be provided for local
tripping of the breaker. Local manual closing device that can easily be
operated shall also be provided for maintenance purposes. Direction of
rotation of handle shall clearly be marked.
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9 Operating mechanism and all accessories shall be enclosed in a
weatherproof, hot dip galvanized sheet steel cabinet. The thickness of
cabinet shall be minimum 2 mm. The housing shall be dust and water proof
with proper gasketing all around and degree of protection IP 55. Padlock and
duplicate keys shall be provided.
10 A light point with door switch and one 3 pin 240 V, 15 A socket outlet shall
be provided in the housing.
12 A common marshalling box shall be provided which will be mounted on a
separate concrete plinth.
2.1.4 Bushing and insulators
1 Porcelain used for bushing shall be homogeneous, free from laminations,
cavities and other flaws or imperfections that might affect the mechanism or
dielectric quality and shall be thoroughly verified, tough and impervious to
moisture.
2 Glazing of the porcelain shall be of uniform brown colour free from blisters,
bums and similar any other defects. All bushing shall be designed to have
ample mechanical strength and rigidity for the conditions under which they
will be used. All bushings of identical ratings shall be interchangeable.
3 Puncture strength of bushing shall be greater than the dry flashover value.
When operating at normal rated voltage, there shall be no electric discharge
between the conductors and the bushings which would cause corrosion or
injury to conductors, insulators or supports. No radio interference shall be
caused by the bushings when operating at the normal rated voltage.
4 All iron parts shall be hot dip galvanized and all joints shall be air tight.
5 All current carrying contacts surfaces shall be silver faced. Silver facing shall
not be less than one mil in thickness.
6 Bushings shall be rated for insulation levels specified.
2.1.5 Terminal pads
1 The breaker terminal pads shall be adequately designed for the currents
specified. For the terminals, the current density shall not exceed 1.6 A/sq.
mm for copper and 1.0 A/sq. mm for aluminum.
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2.1.6 Contacts
1 Main contacts shall have ample area and contact pressure for carrying the
rated current and short time rated current of the breaker without excessive
temperature rise which may cause pitting or welding. Contacts shall be
adjustable to allow for wear, easily replaceable and shall have a minimum of
movable parts. Main contacts shall be first open and last to close so that
there will be little contact burning and wear.
2 Arcing contacts shall be first to close and last to open and shall be easily
accessible for inspection and replacement. Tips of arcing and main contacts
shall be silver faced or have tungsten alloy tipping.
6 NO + 6 NC spare, potential free, auxiliary contacts shall be provided for
Purchaser’s use. These are in addition to the contacts in the control circuit.
Contacts shall be rated for 10 A, 240 V AC and 0.5 A inductive breaking at
220 V DC.
2.1.7 Other duty requirements
1. Circuit breaker shall be restrike free.
2. Transient recovery voltage shall be as specified in clause. 5.01.01.
3. Circuit breaker shall be capable of breaking 25% of rated fault current at
twice the rated voltage under out of phase. Breaking conditions specified in
BIS 13118.
4. The percentage value of the DC component of the breaking current shall
as specified in IS 13118.
2.1.8 Name plate details
Each breaker shall be provided with a name plate in English, with the
following data indelibly marked on it,
1. Manufacture’s name or trademark.
2. Serial number and type designation.
3, Rated voltage .
4. Rated current.
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5. Rated insulation level.
6. Rated frequency.
7. Rated symmetrical and asymmetrical breaker capacities.
8. Rated duration of short circuit.
9. First pole to clear factor.
10. Rated out of phase breaking current.
11. Rated line charging breaking current.
12. Rated cable charging breaking current.
13. Rated single capacitor bank breaking current.
14. Rated back to back capacitor bank breaking current.
15. Rated gas pressure for operation.
16. Rated gas pressure for interruption.
17. Rated supply voltage of closing and opening devices.
18. Rated supply voltage and frequency of auxiliary circuits.
19. Total weight.
20. Rated operating sequence.
21. Year of manufacture.
2.1.9 Fittings and accessories
1. Operating mechanism complete with
a) Padlocks and duplicate keys.
b) Space heaters with automatic thermostatic control.
c) Local/Remote selector switch.
d) Manually operated tripping push button/lever.
e) Operation counter.
f) Terminal blocks with minimum six spares terminals.
g) Control switches to cut off control power supplies.
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h) Fuses as required.
i) Two earthing terminals.
j) Motor contactor with thermal release for spring charging motor.
k) Breaker control switch.
l 230 V, 1 PH, 15 A, 3 pin socket outlet and cubical lamp
2. Floor clamps
3. Earthing pads, 2 nos.
4. Manually operated device for breaker closing under failure of normal
power.
5. Maintenance closing device.
6. Foundation templates.
7. Foundation bolts.
8. Name plates.
9. Special tools required for installation and maintenance if any.
10. GI steel frames.
11. Clamps and connectors.
2.1.10 TESTS
2.1.10.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
2.1.10.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
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copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Power frequency voltages withstand tests on the main circuit.
b) Voltage withstand tests on control and auxiliary circuits.
c) Measurement of the resistance of the main circuit.
d) Mechanical operation test.
e) Design and visual checks.
f) Measurement of opening and closing times.
2.1.10.3 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Checks on physical damage name plate details, tightness of bolts, clamps
and earthing connections.
b) Check closing and opening operation.
c) Check control wiring for correctness of connections, continuity and IR
values.
d) Manually and electrically closing/opening operation.
e) Breaker closing and tripping time measurement.
f) Trip free and anti-pumping operation.
g) IR values, resistance and minimum pickup voltage of coils.
h) Contact resistance.
i) Simultaneous closing of all three phases.
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j) Check mechanical and electrical interlocks provided.
k) Checks on spring charging motor correct operation of limit switches and
time of charging.
l) All other functional checks.
2.1.11 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender
As a part of the tender, Bidder shall submit following drawings.
i. Complete assembly drawing of the circuit breaker showing plan,
elevation sectional view, dimensions, weight and quantity of SF6 gas.
ii. Sectional views showing the general constructional features of the
circuit breaker including operating mechanism, arcing chambers,
contacts, main contacts, bushing lifting dimensions.
iii Complete technical literature.
iv Type test certificates for similar breaker.
v Foundation plan
b) Documents to be furnished after award of contract
Following documents shall be submitted after award of contract approval.
i General outline drawing showing front and side elevation and plan of
the equipment with detailed final dimensions.
ii Foundation plans, weights of various components, static load while
breaking rated short circuit currents and making rated currents.
iii Wiring diagram showing control scheme of the breaker.
iv Complete technical literature including details of operating mechanism
box, SF6 gas pressure monitoring etc.
v Complete details of bushing including make, weight, dimensions,
withstand voltage, creepage distance, permissible safe cantilever
loading.
vi Name plate details.
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
viii Structural drawing, design calculations and loading data for support
structure.
viii Operation and maintenance manuals.
ix Routine and type test certificates.
2.1.12 SPARES
The supplier shall provide following spares required during commissioning of
the switchyards.
VACCUM CIRCUIT BREAKERS
Sr. No. Description Qty
1 Closing coil 1
2 Tripping coil 1
3 Spring charging motor 1
4 Pressure switch 1
5 Pressure gauge 1
6 Set of gaskets 1
2.1.13 APPLICABLE STANDARDS
1 IS 13118 Specification for high voltage alternating current
circuit breaker
2 IS 2147 Degree of protection provided for enclosure for
low voltage switchgear and control gear.
3 IS 325 Specification for 3 phase induction motor.
4 IS 2629 Recommended practice for hot dip galvanizing.
5 IS 2099 Bushing for alternating voltages above 1000 volts.
6 IEC 56,376,694 Indian electricity rules.
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3.0 ISOLATORS
3.1 Rating
The isolator shall conform to detailed technical specifications given below.
1. Rated voltage 33 kV
2. Maximum system voltage 36 kV
3. Number of poles 3
4. Rated frequency 50 Hz
5. Installation Outdoor
6. Reference ambient temperature 45°C
7. Type of isolator Double brake,
centre pole rotating,
8. Rated insulation level
1.2/50 micro sec. Impulse withstand voltage
to earth and between poles
Across isolating distance
1 min power frequency withstand voltage
to earth and between poles
Across isolating distance
170 kV peak
195 kV peak
70 kV rms
80 kV rms
9. System neutral earthing Effectively earthed
for all stage
10. System fault level 17.5 kA for 1sec.
11. Rated nominal current 200 A
12. Rated short time withstand current ( 1 sec.) 17.5 kA rms
13. Rated peak withstand current 33 kA peak
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14. Minimum clearances/spacing in air
a. Between poles
b. Between live part and earth
c. Ground clearance
d. Section clearance
1500 mm
320 mm
3700 mm
3000 mm
15. Creepage distance for isolator housing 900 mm
16. Auxiliary supply voltage
motor
Space heater etc.
230V, AC
230 V, 1Ph, AC
3.2 Constructional features
1 The isolator and earthing switch assembly shall be complete with all parts
that are necessary for efficient operation. All similar parts shall be
interchangeable.
2 Base channels and other structural steel members such as operating pipes,
phase coupling roads, operating mechanism boxes, manual operating
handles, bolts, pins etc. shall be hot dip galvanized all castings except
current carrying parts shall made of malleable cast iron or cast steel.
3 Live metal parts shall be of non-rusting and non-corroding metal. Current
carrying parts shall be of aluminium or copper. Bolts, screws and pins shall
be provided with lock washers, keys or equivalent locking facility, and if on
current carrying parts, shall be made of non-rusting, non-corroding metal
such as copper silicon alloy.
4 Isolators, earth switches and operating mechanism shall be sturdy and shall
be such that they cannot be dislodged from their open or closed position by
gravity, wind pressure, vibrations, shocks, seismic forces, breaking of
connecting loads or the operating mechanism.
5 The design shall be such that lubrication of parts if required shall be at very
infrequent intervals.
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6 The isolators/earthing switch shall be provided with high current carrying
contacts on the hinge and jaw ends and all contacts surfaces shall be of
silver faced copper.
7 The isolators and earth switches shall be designed to withstand stresses due
to the breaking of short circuit current of 17.5 kArms for 1 sec.
3.3 Operating mechanism
1 The operating mechanism shall provide quick simple and effective
operation. Time of operation shall not exceed 12 sec. One man shall be able
to operate the isolator and earthing switch without undue effort when
operated manually.
2 The ganging mechanism shall be provided with sufficient adjustment to
allow for final alignment of the isolator blades for simultaneous operation.
Adjustable stops shall be provided to prevent over travel in both directions.
3 The isolator shall be provided with positive continuous control throughout
the entire cycle of operation. The operating pipes and rods shall be sufficient
rigid to maintain positive control under most adverse conditions. They shall
be designed to withstand all torsional and bending stresses due to operation
of the isolator.
4 The isolator and earthing switch shall be power operated by a motor.
5 A weather proof galvanized sheet steel cabinet with gasketed, hinged door
and pad lock shall be provided. The cabinet shall house driving mechanism,
motor starters, control valve solenoids and auxiliary switches. The
orientation of the operating mechanism box with respect to isolator shall be
to suit layout.
6 Manual operating handle shall also be provided for manual operation of the
isolator. When manual operating handle is engaged position, power
operation shall be inoperative. Pad locking facility shall be provided for
manual operating handle.
7 In addition to the limit switch contacts required for control of isolator, 6 NO
+ 6 NC spare contacts shall be provided. These switch contacts shall be
directly driven from the isolator shaft through minimum linkages.
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
8 The auxiliary contacts shall be silver faced copper. The continuous current
rating of contacts shall be 10 A, 240 V AC. They shall be capable of breaking
at least 2 A at 220 V DC with circuit time constant of not less than 20 msec.
9 All interlocks shall be wired in the control circuit.
10 The manual operating handles shall be mounted on the base of supporting
structure. Guide bearings shall be provided if necessary.
11 The design of operating mechanism shall be such that during the operation
of the isolator, the moving plates once they reach the sparking distance,
spring shall take over to give quick, snap action closing so that the isolator
closing is independent of manual efforts. Similarly the spring must assist
during the opening operation to give quick breaking features.
12 The drive motor shall be totally enclosed, weather proof, tropicalised with
degree of protection IP 55. Direct on line starter shall be provided for the
motor. Limit switches shall be fitted on the isolator shaft, within the cabinet
to sense the open and close positions of the isolator.
3.4 Interlocks
1 Isolators and earthing switches shall be provided with padlocking to lock
them in fully open or fully closed position. Padlocks shall be supplied with
the isolator.
2 Isolator and the earthing switch shall be mechanically interlocked such that
it will not be possible to close the earthing switch when the isolator is in
closed position and vice-versa.
3 Isolators shall be provided with fail-safe electrical interlocking feature with
circuit breaker. A separate bypass switches shall be provided on the local
control cabinet to facilitate emergency manual operation of isolator.
4 In addition to electrical interlock, mechanical interlock “Castell” key type
shall be provided.
3.5 Insulators
1 Porcelain used for the manufacture of support and operating rod insulators
shall be homogeneous, free from flaws or imperfections that might affect
the mechanical or dielectric properties. They shall be thoroughly vitrified,
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tough and impervious to moisture. The glazing of the porcelain shall be of
uniform brown colour, free from blisters, bums and other similar defects,
insulators of same rating and type shall be interchangeable.
2 The insulator shall be polycone types.
3 The porcelain and metal parts shall be assembled in such a manner that any
thermal expansion differential between the metal and the porcelain parts
throughout the range of temperature variation shall not loosen the parts or
electrical/mechanical strength and rigidity. Each cap and base shall be high
grace cast steel or malleable steel casting and they shall be machine faced
and smoothly galvanized. The cap and base of the insulators shall be
interchangeable with each other.
4 The creepage distance for the insulator shall be 900 mm.
3.6 Temperature rise
The temperature rise at the contacts shall not exceed 65°C at an ambient
temperature of 40°C for silver faced contacts in air.
3.7 Short circuit requirement
1 The rated peak withstand current and the rated short time withstand
current, carried by the insulator in the closed position during the rated
duration of short circuit shall not cause :
a) Material mechanical damage to any part of the isolator
b) Separation of the contacts
c) A temperature rise that, added to the maximum temperature obtained
when carrying the rated normal current continuously, is likely to damage the
insulation.
2 After passage of above currents, the isolators shall be able to carry its rated
normal current without its temperature rise exceeding the values specified
and shall be capable of performing at the designed conditions.
3 The rated peak withstand current and the rated short time withstand
current, carried by an earthing switch in the closed position during the rated
duration of short circuit shall not cause :
226 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Material mechanical damage to any part of the earthing switches .
b) Separation of the contacts or substantial contact welding.
c) A temperature rise likely to damage the insulation
3.8 Name plate
1 The isolated name plate shall contain
a) Name of manufacturer
b) Type of designation
c) Serial number
d) Rated voltage
e) Rated lighting impulse withstand voltage
f) Rated normal current
g) Rated short time withstand current and time
h) Rated mechanical terminal load
i) Weight of complete isolator including operating mechanism and
earthing switch
2 The earthing switch name plate shall contain
a) Name of manufacturer
b) Type of designation
c) Serial number
d) Rated voltage
e) Rated lighting impulse withstand voltage
f) Rated short time withstand current and time
g) Rated short circuit making current
h) Rated mechanical terminal load
3 The operating mechanism name plate shall contain
a) Name of manufacturer
227 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
b) Type of designation
c) Rated auxiliary voltage
3.9 Fittings and accessories
1 A mechanical position indicator shall be provided for each isolator and
earthing switch.
2 Each pole of the isolator shall be provided with two earthing pads of non-
corrodible material at opposite ends, brazed to the channel base. Flexible
cooper earth leads shall be provided for connecting operating handles of
isolators and earthing switches to the earthing grid.
3 Counter balancing spring shall be provided for counter balancing the isolator
to prevent impact at the end of travel both on opening and closing of the
isolator and earth switch.
4 A weatherproof and corrosion-proof nameplate shall be provided on
isolators, earthing switches and operating devices.
5 Adequate rated, renewable type arcing shall be provided on the isolators to
make and break the magnetizing or line charging currents.
6 Earthing switches shall from integral part of each pole of the isolator. Two
independent earthing pads each with flexible copper braids and suitable
connectors for the earthing lead shall be provided at the hinge end of the
switch.
7 Foundation bolts
8 Special tools required for installation and maintenance, if any.
9 GI steel frames.
10 Clamps and connectors.
3.10 TESTS
3.10.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
228 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
3.10.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Power frequency voltages dry tests on the main circuit.
b) Voltage tests on control and auxiliary circuits.
c) Measurement of the resistance of the main circuit.
d) Mechanical operation test.
3.10.3 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Checks on physical damage, name plate details, tightness of bolts,
clamps and earthing connections.
b) Insulation resistance of each pole.
c) Manually and electrically closing/opening operation.
d) Check mechanical and electrical interlock provided.
e) Contact resistance.
229 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
f) Simultaneous closing of all three phases.
g) Clearances in open and closed position.
h) Measurement of motor current.
3.11 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender
As a part of the tender, Bidder shall submit following drawings.
i Complete assembly drawing of the isolator and earth switch showing
plan, elevation and sectional view, dimensions and weight.
ii Details of operating mechanism, terminal ends jaws.
iii Typical schematic diagram for control.
iv Type test certificates for similar isolator.
v Foundation plan.
b) Following documents to be furnished after award of contract .
i Complete assembly drawing of the isolator and earth switch showing
plan, elevation and sectional view, dimensions and weight.
ii Bill of material
iii Control wiring diagram.
iv Location and mounting details of operating handles, operating devices,
guides, guide bearings, terminals stud details.
v Complete details of insulators including make, weight, dimensions,
withstand voltages, creepage distance, permissible safe cantilever
loading.
vi Name plate details.
vii Foundation plan, weights of various components.
viii Structural drawing, design calculation and loading data for support
structures.
ix Routine and type test certificates.
x Operation and maintenance manuals.
230 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
3.12 SPARES
The supplier shall provide following spares required during commissioning of
the switchyards.
Sr. No. Description Qty
1 Set of male/female contacts 1
for each phase of isolator 1
2 Motor 1
3 Auxiliary switches 10 NO+10 NC 1
4 Set of insulator stack 1
3.13 APPLICABLE STANDARDS
1 IS 9921 Specification for altering current disconnectors and
earthing switches for voltages above 1000 V
2 IS 2099 Bushings for alternative voltages above 1000 V
3 IS 325 Specification for 3 phase induction motor
4 IS 2544 Insulators
5 IS 2629 Recommended practice for hot dip galvanizing
Indian electricity rules.
4.00 CURRENT TRANSFORMER
4.1 RATING
Current transformer shall conform to detailed technical specifications given
below.
1. Rated voltage 33 kV
231 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2. Maximum system voltage 36 kV
3. Number of poles 3
4. Rated frequency 50 Hz
5. Installation outdoor
6. Reference ambient temperature 45 °C
7. Rated insulation level
i 1.2/50 micro-sec impulse withstand voltage
ii Power frequency withstand voltage
170 kV peak
70 kV rms
8. System neutral earthing Non effectively
earthed
9. System fault level 17.5 kA for 1 sec.
10. Rated short time with stand current ( 1sec) 17.5 kV for 1 sec.
11. Rated making current 33 kA peak
12. Clearances in air
i Between phases
ii Between live part and earth
iii Ground clearance
iv Section clearance
320 mm
320 mm
3700 mm
3000 mm
13. Creepage distance for housing 900 mm
C.T. DETAILS :-
Description Value
a) Current ratio 50/1-1-1-1A
b) Accuracy class
and burden
232 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
i. Core 1
ii. Core 2
iii. Core 3
iv. Core 4
CI. 5P10, 30 VA
CI. PS 30 VA
CI. 0.5 30 VA
CI. 5P10, 30 VA
4.2 Constructional features
1 The secondary winding of the CT shall be made up from super-enameled
electrolytic copper conductor on suitably insulated high grade, non-aging
CRGO torroidal core.
2 The number of cores per CT shall be as specified. The cores shall be
accommodated inside a metallic shell and tube assembly.
3 High voltage insulation of uniform thickness shall be provided on the
winding.
4 The primary winding shall be made up of double paper covered, rectangular-
strip copper conductor, wound and shall be cast in resin. The ends shall be
crimped to copper sockets.
5 The assembly shall be dried in an auto-clave.
6 Oil shall be filled in the CT under vacuum.
7 Stainless steel diaphragm shall be provided at the top, to allow for oil
volume variation.
8 The CT shall be hermetically sealed.
9 The top tank shall be made up of CRCA sheet steel.
10 The top and the bottom housing shall be painted with two coats of
polyurethane based primary followed by two coats of polyurethane based
aluminium paint.
11 Oil sampling port shall be provided at the bottom.
233 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4.3 Specific requirements
1 The minimum knee point of class PS. CT shall be
Vk = 40(Rct + 5) where Rct is CT secondary resistance.
2 The exciting current of class PS. CT shall not be more than 30 mA at 1/4
Vk.
4.4 Bushings/Insulators
1 Porcelain used for bushing shall be homogeneous, free from laminations,
cavities and other flaws or imperfections that might affect the mechanical or
dielectric quality and shall be thoroughly vitrified, tough and impervious to
moisture.
2 Glazing of the porcelain shall be of uniform brown colour free from blisters,
bums and similar any other defects. All bushings shall be designed to have
ample mechanical strength and rigidity for the conditions under which they
will be used.
3 Puncture strength of bushing shall be greater than the dry flashover value.
When operating at normal rated voltage, there shall be no electric discharge
between the conductors and the bushing that would cause corrosion or
injury to conductors, insulators or supports.
4 Bushings shall be rated for insulation levels specified.
4.5 Terminal
The current terminal shall be adequately designed for the currents specified.
For the terminals, the current density shall not exceed 1.6 A/sq. mm for
copper and 1.0 A/sq. mm for aluminium.
4.6 Secondary terminal box
The secondary terminal box shall be independent and leak proof, in case of
damage, to the main terminal box, it shall be possible to replace the
terminal box without affecting the leak proofness.
4.7 Name plate
Each CT shall be provided with a name plate with the following data in
indelibly marked on it :
234 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1 Manufacture’s name and country of origin.
2 Year of manufacture
3 Serial number and a type designation
4 The rated primary and secondary currents.
5 Rated frequency.
6 Rated output and the corresponding accuracy class.
7 Highest system voltage
8 Rated insulation level.
9 Rated short time current with rated time.
10 Rated dynamic current.
11 Reference to Indian Standard.
4.8 Fittings and accessories
1 Secondary terminal box
2 Name plates
3 Two independent earthing terminals.
4 Special tools require for installation and maintenance if any.
5 GI steel frames
6 Clamps and connectors
4.9 TESTS
4.9.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
4.9.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
235 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Verification of terminal marking and polarity
b) Power frequency voltage dry withstand tests on the primary winding.
c) Power frequency voltage withstand tests on the secondary winding.
d) Over voltage inter turn test.
e) Partial discharge test
f) Determination of errors or other characteristics according to the
requirements of the accuracy class.
4.10 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Checks on physical damage name plate details, tightness of bolts, clamps
and earthing connections.
b) Megger between windings and winding terminal to body.
c) Polarity test.
d) Ratio identification - checking of all ratios on all cores by primary
injection of current.
e) Magnetizing characteristics, secondary winding resistance.
f) Capacitance and tan delta test.
236 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4.11 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender
As a part of the tender, Bidder shall submit following drawings
i. Complete assembly drawing of the current transformer showing plan,
elevation ,sectional view, dimensions, weight and quantity of oil.
ii. Sectional views showing the general constructional features of the CT.
iii Complete technical literature.
iv Type test certificates for similar CT.
b) Documents to be furnished after award of contract.
Following documents shall be submitted after award of contract for
approval.
i General outline drawing showing front and side elevation and plan of
the equipment with detailed final dimensions.
ii Foundation plans, weights of various components, static load.
iii Secondary terminal details.
iv Complete technical literature.
v Complete details of bushing including make, weight, dimensions,
withstand voltage, creepage distance, permissible safe cantilever
loading.
vi Name plate details.
vii Operation and maintenance manuals.
viii Routine and type test certificates.
4.12 APPLICABLE STANDARDS
1 IS 2705 part 1 to 4 Current transformers specifications
2 IS 2099 Bushings for alternating voltages above 1000
volts.
237 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
3 IS 4201 Application guide for current transformers
4 IS 335 New insulating oils
5 IS 2147 Degree of protection provided by enclosures
for low voltage switchgear and control gear.
6 IS 2071 part 1 & 2 Method of high voltage testing
7 IS 11322 Method of partial discharge measurement in
instrument transformers
Indian electricity rules.
5.00 Voltage transformers
5.1 Rating
Voltage transformers shall conform to detailed technical specifications given
below
1. Rated voltage 33 kV
2. Maximum system voltage 36 kV
3. Number of poles 3
4. Rated frequency 50 Hz
5. Installation outdoor
6. Reference ambient temperature 45 °C
7. Rated insulation level
iii 1.2/50 micro-sec impulse withstand voltage
iv Power frequency withstand voltage
170 kV peak
70 kV rms
8. System neutral earthing Non-effectively
earthed
238 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9. Rated voltage factor and duration 1.9 for 30
seconds
10. Clearances in air
v Between phases
vi Between live part and earth
vii Ground clearance
viii Section clearance
320 mm
320 mm
3700 mm
3000 mm
11. Creepage distance for housing 900 mm
P.T. DETAILS :-
Description
a) Voltage ratio 33 kV/√3/110 V/√3 /110 V
b) Accuracy class
and burden
i. Core 1
ii. Core 2
CI. PS
CI. 0.5
5.2 Constructional features
1 The primary shall consist of desired number of turns of super - enameled
electrolytic copper conductor insulated from each other.
2 The secondary winding of the VT shall be made up from super - enameled
electrolytic copper conductor insulated from each other.
3 The number of cores per VT shall be specified. The coil shall be
accommodated inside a metallic shell and tube assembly.
4 High voltage insulation of uniform thickness shall be provided on the
winding.
5 The assembly shall be dried in an auto-clave.
6 Oil shall be filled in the VT, under vacuum.
239 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
7 Stain less steel diaphragm shall be provided at the top, to allow for oil
volume variations.
8 The VT shall be hermetically sealed.
9 The top tank shall be made up of CRCA sheet steel.
10 The top and bottom housing shall be painted with 2 coats of polyurethane
based primer followed by 2 coats of polyurethane aluminium paint.
11 Oil sampling port shall be provided at the bottom.
5.3 Bushings / Insulators
1 Porcelain used for bushing shall be homogeneous, free from laminations,
cavities and other flaws on imperfections that might affect the mechanical
or dielectric quality and shall be thoroughly vitrified, tough and impervious
to moisture.
2 Glazing of the porcelain shall be of uniform brown colour free from blisters,
bums and similar any other defects. All bushings shall be designed to have
ample mechanical strength and rigidity for the conditions under which they
will be used.
3 Puncture strength of bushing shall be greater than the dry flashover value.
When operating at normal rated voltage, there shall be no electric discharge
between the conductors and the bushing that would cause corrosion or
injury to conductors, insulators or supports.
4 Bushings shall be rated for insulation levels specified.
5.4 Secondary terminal box
1 The secondary terminal box shall be independent and leak proof, in case of
damage, to the main terminal box, it shall be possible to replace the
terminal box without affecting the leak proofness.
5.5 Name plate
Each CVT shall be provided with a name plate with the following data in
indelibly marked on it :
1 Manufacture’s name and country of origin.
2 Year of manufacturer
240 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
3 Serial number and a type designation
4 The rated primary and secondary currents.
5 Rated frequency.
6 Rated output and the corresponding accuracy class.
7 Highest system voltage
8 Rated insulation level.
9 Rated voltage factor and corresponding rated time.
10 Number of phases and method of connection
11 Earthed or unearthed
12 Reference to Indian Standard.
5.6 Fittings and accessories
1 Secondary terminal box
2 Name plates
3 Two independent earthing terminals.
4 Special tools require for installation and maintenance if any.
5 GI steel frames
6 Clamps and connectors
5.7 TESTS
5.7.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
5.7.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
241 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Verification of terminal marking and polarity
b) Power frequency voltage dry withstand tests on the primary winding.
c) Power frequency voltage dry withstand tests on the secondary winding.
d) Over voltage inter turn test.
e) Partial discharge test
f) Determination of errors or other characteristics according to the
requirements of the accuracy class.
5.8 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Checks on physical damage name plate details, tightness of bolts, clamps
and earthing connections.
b) Insulation resistance.
c) polarity test.
d) Ratio test.
e) Capacitance and tan delta test.
f) Open delta test with low voltage.
242 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
5.9 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender.
As a part of the tender, Bidder shall submit following drawings
i. Complete assembly drawing of the current transformer showing plan,
elevation , sectional view, dimensions, weight and quantity of oil.
ii. Sectional views showing the general constructional features of the VT.
iii Complete technical literature.
iv Type test certificates for similar VT.
b) Documents to be furnished after award of contract.
Following documents shall be submitted after award of contract for
approval.
i General outline drawing showing front and side elevation and plan of
the equipment with detailed final dimensions.
ii Foundation plans, weights of various components, static load.
iii Secondary terminal details.
iv Complete technical literature.
v Complete details of bushing including make, weight, dimensions,
withstand voltages, creepage distance, permissible safe cantilever
loading.
vi Name plate details.
vii Operation and maintenance manuals.
viii Routine and type test certificates.
5.10 APPLICABLE STANDARDS
1 IS 3156 part 1 to 4 Voltage transformers specifications
2 IS 2099 Bushing for alternating voltages above 1000
volts
3 IS 4146 Application guide for voltage transformers
243 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4 IS 335 New insulating oils
5 IS 2147 Degree of protection provided by enclosures
for low voltage switchgear and control gear.
6 IS 2071 part 1 and 2 Method of high voltage testing
7 IS 11322 Method of partial discharge measurement
in instrument transformers
Indian electricity rules.
6.00 LIGHTNING ARRESTERS
6.1 Rating
Lighting arresters shall conform to the detailed technical specifications given
below.
1. Type Zinc oxide gap less
type
2. Rated voltage 30 kV
3. Maximum system voltage 36 kV
4. No. of Poles 3
5. Rated frequency 50 Hz
6. Installation outdoor
7. Reference ambient temperature 45 °C
8. Rated insulation level
1.2/50 micro-sec impulse withstand voltage
170 kV peak
9. System neutral earthing Non effectively
earthed
17.5 KA for 1sec.
244 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
10. System fault level 40 kA for 1 sec.
11. Nominal discharge current 10 kA peak
12. Line discharge class 2
13. Clearances in air
a) Between phases
b) Between live part and earth
c) Ground clearance
d) Section clearance
320 mm
320 mm
3700 mm
3000 mm
14. Creepage distance for ckt. breaker housing 900 mm
6.2 Constructional features
1 Lightning arrester shall be gap type with low power loss under normal
operating conditions high energy handling capacity and high reliability.
2 Lightning arrester shall be hermetically sealed type and shall be of self
supporting construction. The arrester shall have adequate thermal discharge
capacity for severe switching surges, long duration surges and multiple
strokes. The lightning arrester shall be explosion-proof.
3 The insulator housing shall be of porcelain. Porcelain used for the
manufacture of insulators shall be homogeneous, free from flaws or
imperfections that might affect the mechanical or dielectric properties. They
shall be thoroughly vitrified, tough and impervious to moisture. The glazing
of the porcelain shall be of uniform brown colour, free from blisters, burns
and other similar defects.
4 Arrester shall be designed to withstand seismic acceleration and wind
pressure specified.
5 Arrester shall be suitable for hot line washing.
6 All metal parts shall be of non-rusting and non-corroding metal. Bolts,
screws and pins shall be provided with lock washers, keys or equivalent
locking facilities. All similar parts, particularly removable ones, shall be
interchangeable.
245 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
7 Arresters shall be capable of discharging over-voltages occurring during
switching of unloaded transformers and long lines.
8 Arresters shall be capable of spark over on frequent switching surges.
6.3 Accessories
1 Arresters shall be provided with insulating bases.
2 Discharge counter with degree of protection IP 55 and requiring no auxiliary
supply or battery shall be provided for each single unit. The discharge
counter shall be visible through an inspection window. The surge counter
terminals shall be robust and shall be so located that incoming and outgoing
connections are made with minimum possible bends. Suitably sized bypass
shunts of copper to facilitate bypassing of the discharge counter shall be
provided.
3 The connecting conductor from lighting arrester earth terminal to the
discharge counter incoming terminal shall be insulated for a minimum of 4
kV and this insulated shall be supplied with the arrester.
4 A leakage current detector as an integral part of the discharge counter shall
be supplied. The detector shall be so arranged that it shall be possible to
read the leakage current values from ground level. The maximum value of
leakage current beyond which the operation is abnormal shall be clearly
marked in red color on the detector.
5 GI supporting structure
6 Clamps and connectors
7 Foundation bolts
6.4 Terminals
Arresters shall be complete with line and earth terminals. The terminal
clamps/connectors on the earth terminal of the arrester and the discharge
counter incoming and outgoing terminals shall also be provided.
246 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6.6 TESTS
6.6.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
6.6.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Residual voltage tests
b) Partial discharge tests
c) Measurement of reference voltage.
6.7 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Insulation resistance
b) Noting discharge counter reading
247 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6.8 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender.
As a part of the tender, Bidder shall submit following drawings.
i Complete assembly drawing of the arrester showing plan, elevation and
sectional view, dimensions and weight.
ii Details of discharge counter terminal ends.
iii Description of the arrester giving silent features to make the arrester
explosion - proof, anti - contamination feature etc.
iv Volts/time characteristic of the arrester.
v Type test certificates for similar arrester.
vi Foundation plan.
b) Documents to be furnished after award of contract.
Following documents shall be submitted after of award of contract for
approval.
i Complete assembly drawing of the arrester showing plan, elevation and
sectional view, , dimensions and weight.
ii Details of discharge counter, terminal ends.
iii Description of the arrester giving silent features to make the arrester
explosion - proof, anti - contamination feature etc.
iv Complete details of bushing including make, weight, dimensions,
withstand voltage, creepage distance, permissible safe cantilever
loading.
v Volts/time characteristic of the arrester.
vi Routine and type test certificates.
vii Foundation plan.
viii Operation and maintenance manuals.
248 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6.9 APPLICABLE STANDARDS
1 IEC 99 Lightning Arrester
2 IS 2099 Bushing for alternating voltages above 1000
volts.
3 IS 2544 Insulators
4 IS 2629 Recommended practice for hot dip
galvanizing.
5 IS 3070 Lightning Arrester
6 IS 4004 Application guide for surge arresters with
series gap and non-liner resistors for systems
Indian electricity rules.
7.00 TENSION, SUSPENSION, BUS POST, INSULATORS AND HARDWARE
7.1 Tension and Suspension Insulator Strings
1. Rated voltage 33 kV
2. Maximum voltage 36 kV
3. No. of disc insulators in a string 4
4. Weight 1 min power frequency withstand voltage 75 kV rms
5. Impulse withstand voltage 170 kV peak
6. Total creepage distance 900 mm
7. Electromechanical strength 7000 kgf
8. Disc details
a) Rated voltage of the disc
b) Power frequency flash over voltage
11 kV
249 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Dry
Wet
c) Impulse flash over voltage
Positive 1.2/50 microsec.
Negative 1.2/50 microsec.
d) Withstand voltage
Wet 1 min power frequency
Dry 1 min power frequency
Positive/Negative impulse 1.2/50 microsec
e) Power frequency puncture voltage
80 kV rms
50 kV rms
125 kV peak
130 kV peak
70 kV rms
40 kV rms
110 kV peak
120 kV rms
7.2 Bus post insulators
Rated voltage 33 kV rms
2. Maximum system voltage 36 kV rms
3. Bending strength
Upright
Inverted
3180 kgf
1635 kgf
4. Tensile strength 9100 kgf
5. Compression strength 12240 kgf
6. Torsonal strength 460 kgf
7. Power frequency flash over voltage
Dry
Weight
145 kV rms
95 kV rms
8. Withstand voltage
Wet 1 min power frequency
Dry 1 min power frequency
75 kV rms
75 kV rms
250 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Positive\Negetive impulse 1.2/50 micro
sec.
170 kV peak
9. Power frequency puncture voltage 250 kV rms
10. Visible Discharge test 27 kV rms
11. Total creepage distance 900 mm
7.3 Constructional features
1 The porcelain shall be sound, free from defects, thoroughly vitrified and
smoothly glazed. The insulator shall have glazed with good luster of uniform
brown colour. The glaze shall be unaffected by sudden changes in
temperature and atmospheric pollution.
2 Each insulator shall be legible and indelibly marked to show the following :
i Name of trade mark on the manufacturer
ii Month and year of manufacturer
iii Minimum failing load in Newtons
iv Country of manufacture
3 All metal parts shall be made of good commercial grade malleable iron, hot
dip galvanized as per relevant IS standard. Casting shall be free from blow
holes, cracks and such other defects.
4 The tension and suspension strings shall be ball and socket type. The locking
pipe shall be made of phosphor bronze and shall provide positive locking of
the coupling.
5 Except where otherwise specified, all hardware shall be drop forged from
high carbon steel.
6 All ferrous parts shall be hot dip galvanized.
7 All clevis fittings and shackles shall be furnished with a high strength high
carbon steel galvanized bolt with nut and cotter key.
8 Locking and split pins shall be of hard drawn brass, bronze or stainless steel.
9 All castings shall be free from blow holes, cracks and other casting defects.
251 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
10 All current carrying parts shall be designed and manufactured to have
minimum contact resistance.
11 All fittings shall be such that corona visual voltage of the insulator string
with fittings shall exceed that of the string without any fittings. The radio
influences voltage of the insulator string shall be lower when measured with
the fittings than without the fittings.
12 Minimum breaking strength of insulator hardware shall not be less that of
insulator connecting string.
7.4 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender
As a part of the tender, Bidder shall submit following drawings.
i Complete assembly drawing of the insulators of each type showing
dimensions and weight.
ii Type test certificates for similar insulators.
b) Documents to be furnished after award of contract.
Following documents shall be submitted after award of contract for
approval.
i Complete assembly drawing of the insulator showing plan, elevation and
sectional view, dimensions and weight.
ii Foundation plan.
iii Complete technical such as make, weight, withstand voltage, creepage
distance, and permissible safe cantilever loading.
iv Routine and type test certificates.
7.5 SPARES
The supplier shall provide following spares required during commissioning of
the switchyards.
252 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
INSULATOR
Sr.No. Description
Set of tension insulator string
complete with all hardware
1
7.6 APPLICABLE STANDARDS
INSULATORS
1 IS 731 Specification for porcelain insulators for
over head power lines with a nominal
voltage greater than 1000 V
2 IS 2486 Metal fittings of insulators for over head
power lines with a nominal voltage greater
than 1000 V
3 IS 2544 Porcelain post insulators for systems with
nominal voltages greater than 1000 V.
4 IS 2629 Recommended practice for hot dip
galvanizing.
Indian electricity rules.
8.00 CLAMPS AND CONNECTORS
8.1 Rating details
Rated voltage 33 kV
2. Maximum system voltage 36 kV
3. Rated current 200 A
4. Maximum temperature for ambient of 40°C 85°C
253 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
8.2 CONSTRUCTIONAL FEATURES
1 Material of construction
The clamps and connectors shall be made of materials listed below.
For connecting ACSR conductor Aluminium alloy casting
For connecting equipment terminals
made of copper or brass to ACSR
conductor
Bimetallic connectors made from
aluminium alloy casting with 4 mm
thick cast copper alloy liner.
b) For connecting GI shield wire Malleable iron casting
c) Bolts, nuts, plan washers, spring
washers
Hot dip galvanized mild steel of
ultimate strength
d) Composition for copper alloy liner
Zinc :2 to 3 %
Lead : 2 to 2.5 %
Tin : 0.6 to 1.5 %
Iron : 0.5 to 1.0 %
Copper : 92 to 94 %
Impurities shall not exceed following
limit
Nickel : 0.03 %
Antimony : 0.03 %
Manganese : 0.04 %
Silicon : 0.04 %
Phosphorous : 0.04 %
2 All castings shall be free from blow holes, surface blisters, cracks and
cavities.
3 All sharp edges and corners shall be rounded off.
4 No part of a clamp or connector shall be less than 10 mm thick.
5 Bolts and nuts shall have hexagonal heads and threads shall be as per
applicable standards.
6 For Bimetallic clamps or connectors, copper alloy liner of minimum 4 mm
thickness shall be cast integral with the aluminium alloy body.
254 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
7 Flexible connectors, braids or laminated straps shall be made from tinned
copper sheets or aluminium laminates depending upon the clamp.
8 Size of the terminal/conductor for which the clamp is suitable shall be
embossed/punched on each component of the clamp/connector except the
hardware.
9 Contact pass shall be used on all contact surfaces during installation of non
tensile, rigid and flexible connectors. Contact parts shall effectively prevent
corrosion occurring on the contact surfaces between aluminium and copper.
10 Contacts pass shall not decay, evaporated, harden or crack under service
conditions.
11 The clamp shall be light in weight and easy to handle. Suspension clamp
shall have ease of oscillation around horizontal axis and small moment of
inertia enabling it to follow freely the movement of conductor.
12 Clamps shall be “corona” free.
8.3 DESIGN FEATURES
1 Bolted type connector shall be designed to withstand normal assembly
stresses without suffering permanent deformation.
2 Connectors shall be designed to withstand stresses in service due to wind,
vibrations, fluctuations in temperature and short circuit forces.
3 Connector design shall be such that tensile, bending and wrenching stresses
transmitted to the equipment terminals are minimum.
4 Parts of current connectors which are in direct contact with conductors shall
be designed such that the galvanic corrosion in the contact surface does not
occur.
5 Current carrying connectors shall be designed such that the histeresis and
eddy current losses are small.
6 The shape of current carrying connectors shall be such that water
accumulation is eliminated. If this is not possible the connector shall be
provided with drainage holes of at least 6 mm.
255 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
7 The clamps and connectors shall be properly designed to eliminate partial
discharges, hysteresis and eddy current losses and heating.
8.4 TESTS
8.4.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
8.4.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Design and visual checks.
b) Dimensional checks.
8.5 DRAWING / DATA TO BE FURNISHED (Clamps and connectors)
a) Documents to be furnished after award of contract.
Following documents shall be submitted after award of contract for
approval.
i Detailed dimensional drawing giving weight, rating.
ii Bill of material including bolts, nuts, washers, material of construction
etc.
256 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
iii Type and routine tests certificates.
b) Documents to be furnished after award of contract:
Following documents shall be submitted after award of contract for
approval
i) Switchyard layout plan and sections showing arrangement of equipment.
ii) Bill of material of entire switchyard including clamps, connector.
iii) Interlocking schemes.
iv) Cable trench layouts.
v) Cable schedule for power, control and DC supply.
vi) Earthing drawings.
vii) Control room layout.
viii) Catalogues of cables including technical literature, sizes etc.
ix) Cable tray dimensional drawings and bill of material.
x) Tower and structure fabrication drawings with design calculation.
xi) Foundation plan for switchyard.
8.8 APPLICABLE STANDARDS
CLAMPS AND CONNECTORS
1 IS 2466 Metal fittings of insulators for overhead power lines
with nominal voltage greater than 1000 volts.
2 IS 212 Conductors and earth wire accessories for overhead
power lines
3 IS 5062 Wrought aluminium and aluminium alloy bars rods,
tubes and sections for electrical purposes.
Indian electricity rules.
257 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.00 CONTROL AND RELAY PANELS
9.1 CONSTRUCTIONAL FEATURES
1 Panels/Desks shall be completely metal enclosed, free standing floor
mounting type and shall be dust, moisture and vermin proof. The
Panel/Desk enclosures shall provide a degree of protection not less than
IP 52.
2 Panels/Desks shall be fabricated of cold rolled sheet steel of thickness nor
less than 3 mm for front and rear equipment bearing surfaces and 2.5 mm
for sides, top and bottom portions. The panels shall be free from
undulations, dents and flaws and sufficiently re-inforced to provide level
surfaces.
3 The perimeter of all doors, removable cover plates shall be gasketed all
round with neoprene gaskets. Ventilating louvers are considered
undesirable, however, if provided, shall have fine brass or GI mesh screens.
All doors shall be provided with concealed type hinges.
4 Metal frame in the form of metal channels, properly drilled shall be
furnished along with anchor bolts and necessary hardware for mounting the
Panels/Desks. Hardware shall be zinc plated and passivated. These shall be
dispatched in advance so that they may be installed and leveled when
concrete foundations are poured. Panels/Desks shall have additional rolled
channel plinth at the bottom with smooth bearing surface.
5 Cable entries to Panels/Desks shall be from the bottom. The bottom plates
of the Panels/Desks shall be fitted with removable gland plates of adequate
size for fixing the cable glands.
6 The panel shall be simplex type. The panel shall consist of a vertical front
panel with equipment mounted there on and having wiring access from the
rear. It shall have double leaf door with lift off hinges at the back. Doors
shall have handles with built-in lock-in facility.
258 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.2 PAINTING
1 Pre-treatment of all sheet steelwork, including de-greasing, rust/scale
removal, phosphating and oven drying shall be carried out as per applicable
standard.
2 The phosphate coating shall be sealed by the application of two coats of
ready mixed, stoving type zinc chromate primer. The first coat may be ‘flash
dried’, while the second coat shall be stoved.
3 After application of the primer two coats of finishing synthetic, enamel paint
shall be applied, each coat followed by stoving. The second finishing coat
shall be applied after completion of tests. The colour of the finishing paint
shall be shade 631 as per IS 5.
4 The final finished thickness of paint film on steel shall be 100 microns.
5 A small quantity of finishing paint shall be supplied for minor touching up
required at site after the installation of the Panels/Desks.
9.3 MOUNTING
1 All equipment on the front of Panels/Desks shall be mounted flush or semi-
flush in case of semi-flush mounting, only flange or bezel shall be visible
from the front.
2 The centre line of switches, pushbuttons and indicating lamps shall be not
less than 750 mm from the bottom of the panel. The centre line of Relays,
meters and records shall be not less than 450 mm from the bottom of the
panel.
3 Indicating instruments and meters shall be a suitable height so that the
lettering on the dials can be easily read. Control switches pushbuttons and
relay re-setting knobs shall be conveniently located for ease of operation.
The complete layout give a neat uniform appearance.
4 No equipment shall be mounted on the doors, unless specifically required
for display/operation.
259 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.4 MIMIC DIAGRAMS
1 Mimic diagrams shall be provided on panels. Complete 33 KV systems shall
be shown on the mimic.
2 The mimic strips shall be screwed on to the Panels/Desks and shall be made
of anodized alluminium or plastic of approved fast colour material which can
be easily cleaned. The colours of the various voltages of the minimum bus
shall be subject to the PURCHASER’S approval. The width of the mimic strip
shall not be less than 7mm.
3 The semaphore indicators for isolators shall be so mounted in the mimic
that the isolator closed position shall complete the continuity of the mimic.
Similarly when control switches of the stay-put type are mounted in the
mimic, the ‘close’ position of the switch shall complete the mimic.
9.5 ANNUNCIATORS
1 The annunciators (visual and audible type) provided on the panels shall be
suitable for 110/220 V DC for all stages.
2 Annunciators shall be of facia type with 45 x 45 mm (minimum) translucent
plastic window for alarm point. Annunciators facia plated shall be engraved
in block lettering with respective alarm inscriptions. Alarm inscriptions shall
be engraved on each window in not more than three lines and size of the
lettering shall not be less than 3 mm. The inscriptions shall be visible only
when the respective light is lighted.
3 Each annunciation window shall be provided with bright LEDs.
4 The annunciators shall be suitable for operation with normally open fault
contacts (self or hand reset) which close on a fault. It shall be possible at site
to change annunciators from ‘open to fault’ to ‘close to fault’ and vice-versa.
5 ‘Sound cancel’, ‘Acknowledge’ and ‘Reset’ lamp test pushbuttons shall be
provided. The annunciation system shall be provided with ‘First-up’ facility
to discriminate the first fault. The hooter shall be used for ‘First-up’ and trip
alarm points and buzzer for non-trip alarm points.
6 Annunciators shall have following features
260 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Suitable for annunciation subsequent faults immediately after the sound
cancel of the previous fault.
b) During lamp test, if a fault occurs, the corresponding lamp circuit shall be
automatically disconnected from the ‘lamp-test’ circuit and shall start
flashing.
c) So designed to prevent mal-operation of the scheme or sequence when
the pushbuttons are pressed incorrectly or in the wrong order.
7 Following faults shall displayed on the annunciators. The relays to be
provided are indicated on the single line diagram.
Transformer protection panel
a) Over current relay operated
b) Earth fault relay operated
c) Provision of Differential Protection if applicable
d) Spare 2 nos.
9.6 PANEL WIRING
1 Panels shall be supplied completely wired internally to equipment and
terminal blocks.
2 All wiring shall be carried out with 650 V grade, single core, and stranded
copper conductor wires with PVC insulation and shall be flame, vermin and
rodent proof. The minimum size of the stranded copper conductor used
panel wiring shall be as follows.
a) All circuits except CT circuits : 1.5 mm2 per lead.
b) CT circuit : 2.5 mm2 per lead
The minimum number of strands shall be seven.
3 Panel wiring shall be securely supported, neatly installed by facing and tying
readily accessible and connected to equipment terminals and terminal
blocks.
4 Longitudinal troughs extending throughout full length of the panels shall be
provided for inter panel wiring, for AC and DC supplies, PT circuits,
261 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
annunciators circuits and other common services, interconnections to other
panels shall be brought out to a separate set of terminal blocks.
5 Wire terminations shall be made with solder less crimping type tinned
copper lugs, which firmly grip the conductor and insulation. Insulated
sleeves shall be provided at all the wire terminations. Engraved core
identification plastic ferrule, marked to correspond with panel wiring
diagram shall be fitted at both ends of each wire. Ferrules shall fit tightly on
the wires and shall not when the wire is disconnected.
9.7 TERMINAL BLOCKS
1 Terminal blocks shall be 1100 V grade, 10 Amps rated, one piece moulded,
complete with insulated barriers, stud type terminals, washers, nuts and
identification strips. Markings on the terminal strip shall correspond to wire
numbers on the wiring diagrams.
2 Protective covers of transparent plastic for placing over the live parts of the
terminal blocks shall be provided.
3 Terminal blocks for CT and VT secondary leads shall be provided with test
links and isolating facilities. Also CT secondary leads shall be provided with
short circuiting and earthing facilities.
4 There shall be a minimum clearance of 250 mm between the first row of
terminal blocks and the associated cable gland plate. Also the clearance
between the two rows of terminal blocks shall be a minimum of 150 mm.
9.8 INDICATING INSTRUMENTS
1 Unless otherwise specified, all electrical indicating instruments shall be 96
mm2. They shall be suitable for semi-flush mounting with only flanges
projecting on vertical panels.
2 Instrument dials shall be white with black numerals and lettering.
3 Instruments shall have accuracy class of 1.5 or better.
9.9 METERING INSTRUMENTS
1 Watt-hour and VAR-hour meters shall be of the three phase two-element
type of accuracy class 1. Suitable for measurement of unbalanced loads in
three phase, four wire circuit. They shall be suitable for semi-flush mounting
262 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
on vertical panels with only flanges projecting outside with back connected
terminals.
2 Watt-hour and VAR-hour meters shall be provided with test blocks. They
shall be provided for the testing of meters without disturbing the CT and VT
secondary connections.
3 Meters shall read MWh, MVARh as the case may be without the use of
additional multiplying factors. Multiplying factors, if unavoidable shall be
multiples of 10 (ten). Number of digits provided shall be adequate to cover
at least 1000 hrs. of operations.
4 Maximum Demand indicators shall have 240° scale and accuracy class of
1.0. The demand period for the Maximum Demand indicators shall be 30
minutes and necessary timing units shall be included.
9.10 RELAYS
1 All protective Relays shall be numerical
2 All IDMT ralays shall be 1.3 sec. self powered type.
3 Relay shall have operation indicator (LED/FLAG).
4 Manual reset type high speed tripping relays shall be provided for each
breaker.
5 Each breaker shall have trip circuit supervision relay for both open and
closed conditions.
6 1 No. DC circuit supervision relay shall be provided common for all panels.
9.11 CONTROL SWITCHES
1 Control and instruments switches shall be rotary type and provided with
plates clearly marked to show operating position and suitable for semi-flush
mounting with only the switch front plate and operating handle projecting
out. The connections shall be from the back. The contact assembly at the
back of the switch shall be enclosed in dust tight removable covers.
2 Discrepancy switches for circuit breakers and isolator shall be provided.
3 Instrument selector shall be of the maintained (stay-put) type. Ammeter
selector switches shall have make-before- break type contacts.
263 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.12 INDICATING LAMPS
1 The indicating lamps shall be LED, low loss types. Different colours LEDs shall
be provided for different indications.
2 Following indications lamps shall be provided in each panel
a) CB On, Off, Trip
b) CB spring charged
c) AC control supply On
d) DC control supply On.
9.13 POSITION INDICATORS
Position indicators of ‘semaphore’ type shall be provided as part of the
mimic busbars on panels for automatic indication of the position of circuit
breaker, isolating switches etc. The indicator shall be suitable for semi-flush
mounting with only the front disc projecting out and with terminal
connections from the rear. Position indicator shall be rated for 240 V AC.
9.14 PUSH BUTTONS
Push buttons shall be momentary contact type with rear terminal
connections. The colour of the push button actuator shall be red for ‘STOP’
and green for ‘OPEN/CLOSE/START’. The push button knob shall be suitable
shrouded to prevent inadvertent operation. The push button shall be
provided with integral incription plates engraved with their designation.
9.15 SPACE HEATER
1 Strip type space heaters of adequate capacity shall be provided inside each
panel to prevent moisture condensation on the wiring and panel mounted
equipment when the panel is not in operation. Space heaters shall be rated
for 230 V, 1 phase, 50 Hz supply. Heaters inside the panel shall not be
mounted close to the wiring or any panel mounted equipment. Also,
accidental contacts with heaters by operators shall not be possible. Heaters
shall be provided with miniature circuit breakers.
2 A thermostat shall be provided in the heater control circuit to cut-off the
heater at 45° C.
264 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.16 INTERIOR LIGHTING AND RECEPTACLES
1 Each panel shall be provided with a fluorescent lighting fixture rated for 230
V. 1 phase, 50 Hz supply for the interior illumination of the panel during
maintenance. The fitting shall be complete with MCB and the respective
door switch shall control the switching of the fitting.
2 Each panel shall be provided with 230 V, 1 Phase, 50 Hz, 5 A, 3 Pin
receptacle with switch. The receptacle with switch shall be mounted inside
the panel at a convenient location.
9.17 POWER AND CONTROL SUPPLIES
1 Each control panel shall be provided with necessary arrangement for
receiving, distributing, and isolating of DC and AC supplies for various
control, signaling, lighting and space heater circuits. The incoming and sub-
circuit shall be separately provided with switch-fuse units. Supply
monitoring arrangement shall be provided. Fuses shall be protecting
potential circuit for relaying and metering.
2 If auxiliary voltages other than those specified are required, then necessary
arrangement shall be made by the tenderer within the panel to obtain the
desired voltages by providing step-down transformers and
inverter/converter etc.
3 All fuses shall be HRC cartridge type conforming to relevant standards
mounted on plug-in type fuse bases. All accessible live connection to fuse
bases shall be adequately shrouded. Fuses shall have operation indicators
for indicating blown fuse condition. Fuse carrier base shall have imprints of
the fuse rating and voltage.
9.18 LABELS
1 All front mounted equipment as well as equipment mounted inside the
panels shall be provided individual labels with equipment designation
engraved. The labels shall be mounted directly below the respective
equipment. Also, the panel shall be provided at the top with a label
engraved with panel designation.
265 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2 All front mounted equipment shall be also provided at the rear with
individual labels engraved with tag numbers corresponding to the once
shown in the panel internal wiring to facilitate easy tracing of the wiring. The
equipment wiring shall not hide these labels, mounted directly by the side of
the respective equipment.
3 Labels shall be made of non-rusting metal or 3-ply lamicoid. Labels shall
have white letters on black or dark blue background. The lettering size shall
be 10 mm for panel designation and minimum 5 mm for device labels. The
label designations shall be subject to the Purchaser’s approval.
9.19 EARTHING
1 All panels shall be equipped with an earth bus securely fixed along the inside
of the panels. The size of the earth bus shall be 25 x 6 mm GI. When several
panels are mounted adjoining each other, the earth bus shall be made
continuous and necessary connectors and clamps for this purpose shall be
included in the scope of supply of the VANDOR. Provision shall be made for
extending the earth busbars to future adjoining panels on either side.
2 All metallic cases of relays, instruments and other panel mounted
equipment shall be connected to the earth bus by independent copper wires
not less than 2.5 mm2. Earthing wire shall be connected on terminals with
suitable lamp connectors and soldering shall not be permitted.
3 Looping of earth connections, which would result in loss of earth connection
to other devices when the loop is broken, shall not permitted.
4 VT and CT secondary neutral or common lead shall be earthed at one place
only at the terminal blocks where they enter the panel. Such earthing shall
be made through links so that earthing may be removed from one group
without disturbing continuity of earthing system for other groups.
5 A separate earthing point shall be provided in the panel for cable screens of
static equipment
266 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.20 TESTS
9.20.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
9.20.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) Checks on physical damage, name plate details, tightness of bolts and
earthing connections.
b) Each wire shall be traced for continuity as per approved control wiring
diagrams.
c) Checks on meters for proper functioning.
d) Calibration of relays by secondary injection.
e) A setting of relay, other alarms, tripping devices and interlocks as per
schemes.
f) Functional checking of all control circuit (tripping, control, interlocks,
alarms )
g) Check minimum pick up voltage of DC coils.
267 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9.21 COMMISSIONING TESTS
The commissioning checks/tests to be carried out on all the equipment are
given below. If the manufacturer recommends in a other tests, the same
shall also be included at no extra cost.
a) Checks on physical damage name plate details, tightness of bolts, clamps
and earthing connections.
b) Each wire shall be traced for continuity as per approved controlled
wiring diagrams.
c) Checks on meters on proper functioning.
d) Calibration of relays by secondary injection.
e) Setting of relays, other alarms, tripping devices and interlocks as per
schemes.
f) Functional checking of all control circuit (tripping,control, interlocks,
alarms ).
g) Check minimum pick up voltage of DC coils.
9.22 DRAWING / DATA TO BE FURNISHED
a) Documents to be furnished with tender.
As a part of the tender, Bidder shall submit following drawings.
i Panel GA drawing showing dimensions, plan, front view, foundation
details.
ii Descriptive and illustrative literature of the relays, timers, instruments,
meters, annunciators, control switches, push buttons, ILPBS, static
components etc.-
b) Documents to be furnished after award of contract
As a part of the tender, Bidder shall submit following drawings.
i Panel GA drawing showing dimensions, plan, front view, foundation
details.
ii Control wiring drawings, AC and DC distribution schemes.
268 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
iii Descriptive and illustrative literature of the relays, timers, instruments,
meters, annunciators, control switches, push buttons, ILPBS, static
components etc.
iv Bill of material including relays, auxiliary relays, meters, lamps push
buttons, annunciators etc.
v Termination diagrams.
9.23 SPARES
The supplier shall provide following spares required during commissioning of
the switchyards.
Sr.
No.
Description Qty
1 Push buttons 10
2 Annunciation facia windows 10
3 Bulbs for indication lamp 10
4 Colour lamp of various colours 10 of each
colour
5 HRC fuses 10 of each
rating
6 MCBS 10 of each
rating
7 Links 5
8 Discrepancy Control Switch 1
9.24 APPLICABLE STANDARDS
1 IS 375 Marking arrangement for switchgear bus bars, main
connections and auxiliary winding
269 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2 IS 722 Energy meter
3 IS 1245 Direct acting indicating analog electrical measurement
instruments and their accessories
4 IS 2706 Current transformers
5 IS 3231 Electrical relays for power system protection
6 IS 2147 Degree of protection provided by enclosure for
switchgear
7 IS 2208 HRC fuses
8 IS 3156 Voltage transformers
9 IS 4794 Push buttons
10 IS 6006 Code of practice for phosphating of iron and steel
11 IS 6876 Control switches for control and auxiliary circuits for
voltages up to and including 1000 volts AC and 1200
volts DC
12 IS 8236
PART 1,2
Switchgear and control gear assemblies
13 IS 9224 Fuses
10.0 NEUTRAL GROUNDING RESISTOR (If Applicable)
10.1 RATING
The Neutral Grouping Grounding Register shall conform to the detailed
technical specifications given below.
Type Stain steel grid
2. Ohmic valve 23 ohm
3. Tolerance ± 10 %
270 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4. Continuous current rating 45 A
5. Voltage rating 6.6 kV
6. Short time current rating 225 A for 30 sec.
7. Maximum temperature rise above
ambient temperature not to exceed
during short time rating
490°C
8. Maximum temperature rise above
ambient temperature not to exceed
during short time rating
370°C
9. Installation Outdoor
10. Terminal connector
Incoming to resistor
Outgoing from resistor
10 x 150 mm2, UE,
armoured
50 x 6 mm GI
10.2 CONSTRUCTIONAL FEATURES
1 The resistor elements shall be stainless steel grid.
2 The grid shall be securely supported at sufficient number of points so that
no damage is caused to the grids due to vibrations and no mechanical
stresses are developed. The resistor element shall be insulated from
supporting bars by mica tubes. The insulation material used in the
construction shall withstand temperature rise for both continuous and short
time rating.
3 The sections of neutral grounding resistor shall be stacked one above the
other.
4 The grid resistor elements shall be enclosed in a tank type enclosure with
top side inclined to avoid accumulation of rain water. The frame shall be of
welded construction, fabricated from steel angels. The frame shall be fitted
271 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
with aluminum covers of 2.5 mm thick on all sides, top and bottom. The
enclosure shall be completely weather proof and shall have degree of
protection PI 55. The steel frame shall be painted with epoxy paint.
5 Cap and pin type insulators shall be provided for supporting the enclosure
and shall be isolated it from ground.
6 Screened GI enclosure shall be provided around the NGR enclosure. The
screen shall be bolted to the ground and shall be removable type for
maintenance.
7 All incoming and outgoing connections shall be insulated from the earth and
body of the NGR. Non-corrodible clamp type terminals shall be provided for
connecting to earthing grid.
10.3 TESTS
10.3.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
10.3.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
a) High voltage withstand test.
272 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
b) Ohmic value test
c) Heat run test on part of resistor for both short time and continuous
ratings.
d) Measurement of temperature by thermocouples.
11.0 GALVANIZED STEEL STRUCTURES
1 Support structures for all equipment shall be made up of hot dip galvanized
steel.
2 Concrete plinth of 300 mm above finished ground level shall be provided by
PURCHASER. The supplier shall fix the structures on foundation. All the
necessary hardware such as foundation bolts, nuts, washers shall be
provided by the supplier.
3 The supports structure shall be lattice type. Wheel mounted structures are
not acceptable.
4 The height of support structure shall be such that the ground clearance 3700
mm is maintained for 33 kV
5 The factors to be considered for design of support structure are :
Dead weight of equipment
Impact loading during switching ON/OFF
Wind load
Short circuit forces
Factor of safety (minimum 2.5)
6 The towers shall be made of galvanized steel and shall have lattice type
structure.
7 The factors to be considered to design of support structures are :
Dead weight conductor and other associated hardware
Conductor tension
Wind load
Short circuit forces
273 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Factor of safety (minimum 2.5)
8 Supplier shall submit detailed calculations for designed of steel structures
for approval.
12.0 ACSR MINK CONDUCTOR AND SHIELD WIRE
1 All equipment connections shall be done using MINK of size 6/1-3.66 mm
ACSR conductor.
2 7/8 mm GI shield wire shall be provided for lighting protection of switch
yard.
The ACSR conductors to be used shall conform the specific technical
requirement as mentioned below.
Sr.
No.
Particulars Unit Details of
conductor
1 Name of ACSR conductor mm MINK
2 Wire diameter (a) Alluminium NO 6/3.66
3 Conductors per phase mm 1/3.66
5 Nominal Alluminium area Sq. mm. 62.32
6 Total conductor area Ohm/km 73.65
7 Calculated resistance at 20 Deg.
(max.) for conductor
Kg .4565
8 Approx. calculated breaking load Kg/Sq.mm 2207
9 Modulus of elasticity deg. 809
10 Coefficient of liner expansion mm 18.99 x 10-6
11 Overall diameter Kg/Km 10.98
13 I.S. code for erection of conductor -- IS. 5613 of 1970
274 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
14 I.S. code for Elect. and Mech.
characteristic of conductor.
IS 398 of 1961
Testing of conductor – Testing shall be done as per IS No. 802 or latest
addition thereof.
13.0 MARSHALLING BOXES
1 Marshalling boxes of adequate sizes shall be provided for bays.
2 The marshalling boxes shall be made of 14 SWG sheet steel and shall be dust
tight and weather proof. The degree of protection shall be IP 55. The gland
plate shall be removable type.
3 Door shall be hinged type. Additional canopy shall be provided for the box.
4 The wiring inside marshalling box shall be done neatly in PVC channels.
Proper ferrules shall be provided as per schematic diagram.
5 The cables from equipment shall be terminated on Elmex type cable
terminations. Al least 20% spare terminals shall be provided inside the box.
6 The paint shall be epoxy based and colour 631 of IS 5.
14.0 CABLES
1 415 V power control and DC cables shall be 1.1 kV grade, PVC insulated, PVC
inner sheathed armoured, stranded copper conductor, PVC outer sheathed
type.
2 Minimum size of copper conductor for power (AC/DC) shall be 4 mm2 and
control 1.5 mm2. CT wiring shall be by 4 mm
2 copper conductor.
3 The size of cable shall be selected based on actual load currents such that
the voltage drop is limited to 2.5% and de-rating factor of 0.6
4 The cable glands shall be of single compression brass type and lugs tinned
copper type. Brass glands shall be cadmium-nickel plated passivated.
275 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
14.1 TESTS
14.1.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
14.1.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
Following routine tests shall be carried out on every length of cable
manufactured.
i) Conductor resistance tests.
ii) Partial discharge tests.
iii) High voltage tests.
iv) FRLS test.
The list of stated above are indicative purchaser reserves the right to ask the
tenderer to carry out more tests required by relevent I.S.S. without any
extra cost.
276 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
15.0 CABLE TRAYS
1 The tray for laying cables from control room to switchyard shall be of GI
perforated type.
2 Tray shall be fabricated from 14 SWG MS sheet steel. The perforations shall
be of 20 x 10 mm size which center to center distance of 40 mm horizontally
and 30 mm vertically. Tray shall have 50 mm edge. The length of such cable
tray section shall be 2.5 M.
3 The tray shall be fixed to the MS angle supports by nuts and bolts. The angle
supports the cable trays shall be at every 1.5 M spacing and shall be welded
to the vertical plate provided by Civil tenderer. The angle size shall be 65 x
65 x 6 mm.
15.1 TESTS
15.1.1 TYPE TESTS
Type test certificate for equipment similar to the one, which is offered, shall
be furnished along with bid. Type test shall be as per relevant BIS/IEC
standard. If type tests are not done on equipment of similar design, then
supplier shall carry out tests without any extra cost.
15.1.2 ROUTINE TEST
All routine tests as per relevant BIS/IEC standard shall be carried out at the
manufacturer’s works in the presence of representative of the department.
An advance intimation of not less than 20 days shall be given to department
about readiness of the equipment for the inspection and the testing. Six
copies of the text certificate/report shall be furnished after the test have
been successfully completed.
No equipment shall be dispatched before the Purchaser approves the test
certificates. Approval to the tests shall however not absolved the supplier
from responsibility for guaranteed performance of the equipment.
Lists of tests to be carried are given below. However this list is indicative any
other tests if specified in BIS, the same shall also be carried out at no extra
cost.
Following tests shall be carried out as per relevant IS
a) Mass of Zinc
b) Preece test
c) Adhesion test
d) Zinc coating
277 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
16.0 EARTHING
1 The tenderer will have to provide earth mat of MS flats embedded in the
switchyard including earth risers in the vicinity of the foundation within a
radius of 2 m. The supplier shall connect all equipment of the earth mat by 2
earth leads. All steel structure shall be connected to the earthing grid.
Noncurrent carrying metallic cases of all electrical equipment shall be
earthed as per BIS 3043.
2 Following sizes of earthing conductors shall be used.
a) All 33 KV equipment - 50 x 6 mm GI
b) Marshalling boxes - 25 x 6 mm GI
c) Control panel - 25 x 6 mm GI
d) Steel structure - 50 x 6 mm GI
e) Lighting conductor (shield wire) down corner - 25 x 6 mm GI
17.0 OTHER APPLICABLE STANDARDS
1 IS 802 part 1 to 3 Use of structural steel in over head
transmission line towers
2 IS 2121 Conductors and earth wire accessories for
over head power lines
3 IS 2309 Code of practice for protection of buildings
and allied structure against lightning
4 IS 3043 Code of practice for earthing
5 IEEE 32 Neutral grounding resistor
18.0 XLPE POWER CABLES.
18.1 11 KV (E), 3 C x 70 , 1.1 KV 3½ C x 35 SQ.MM ALUMINUM CONDUCTOR, XLPE
INSULATED ARMOURED POWER CABLES.
The scope of work covered under this specification shall comprise of the
following :-
278 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Design, manufacture, test before dispatch, proper packing, delivery of project
site including loading at works, transport by road upto site unloading at site,
insurance till putting into commercial use of 33 KV (E), 3 C x 70 sq. mm, 3 C x 50
sq. mm, and 1.1 KV 3½ C x 35 mm2 XLPE insulated, armoured power cables.
It is not the intent to completely specify details of the design and manufacture
of the cable, however the cable shall conform in all respect to high standard of
engineering design and workmanship. It shall be capable of performing
continuos commercial operation in a manner acceptable to the purchaser who
will interpret the meanings of drawings and specifications and shall have power
to reject any work or material which, in his judgment is not in accordance with
desired standards. The cable offered shall be complete with all components
necessary for their effective and trouble free operation. Such
accessories/components shall be deemed to be within the supplier’s scope of
supply irrespective of whether these are specifically brought out in his
specifications or not.
18.2 SUPPLY OF CABLE
The cables to be supplied against this specification shall be suitable for
satisfactory continuous operation under the following conditions.
i) Maximum ambient temperature 45° C
ii) Minimum ambient temperature 15° C
iii) Minimum yearly average temperature 27° C
iv) Relative humidity 100 % in any season
v) Maximum annual rainfall 796 mm
vi) Maximum wind pressure 117 Km/hrs
vii) Altitude above mean sea level
18.3 DETAILED TECHNICAL SPECIFICATIONS :
The XLPE power cable shall conform to the specific technical requirements
mentioned below.
A) 11 KV (E) , XLPE, armoured, Aluminium conductor power cable.
279 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Voltage grade 11 KV (E) grade ( Earthed system)
i
Impulse level 75 KVP
ii
No. of cores 3 Core for 70 Sq. mm
v
Normal area of conductor 3 Core x 70 Sq.mm, ,
Conductor Alluminium conductor complying with the
requirements specified in I.S.
i
Type of insulation Cross linked polyethylene (XLPE)
ii
Shielding Conductor shielding and insulation shielding
as per IS 7098
iii
Armoured or Unarmored Armoured.
i
Cables to be used in
earthed or unearthed
system
Earthed system
Type of armouring As per IS 7098
18.4 CONDUCTOR
The conductor shall be made from high electrical purity aluminum of circular
shape conductor construction and testing shall comply to latest IS.
18.5 INSULATION
High quality XLPE insulating compound of natural colour shall be used for
insulation, insulation shall be extrusion process and shall be chemically crossed
280 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
linked by continuous vulcanization process. The cable shall be manufactured
with dry core system. This shall comply to latest IS.
18.6 SHIELDING:
The XLPE cable shall be provided with both conductor shielding and insulating
shielding. Both conductor and insulation shielding shall consist extruded
semiconductor compound. Additional insulation shall be provided with
semiconductor tape and non magnetic tape screen over the extruded insulation
conductor shielding XLPE insulation and insulation shielding shall be extruded in
one operation by a special process ensuring perfect bonding of inner and outer
shielding with insulation.
18.7 OUTER SHEATH
i) A tough outer sheath of heat resisting PVC compound shall be extruded
over the non-magnetic metallic part of insulation screening. This shall
conform to latest IS. The outer sheath shall be embossed with the name
of manufacture, voltage grade and year of manufacturer after every
1000 mm along the length of cable.
ii) The outer sheath of cable shall be provided with antirodent property.
iii) Outer sheath of the cable shall be marked with progressive length and
cable at one meter interval at the time of manufacturing.
iv) Outer sheath of the cable shall have fire retardant low smoke property (
i.e. FRLS) and shall be tested for IEC 332.3 category C.
18.8 CONDUCTOR JOINTS
It should be ensured that no conductor joint are allowed for entire length of
each drum.
18.9 PACKING AND MARKING
The packing of cable shall be in accordance with the manufacture’s standard
practice but acceptable to the insurance authorities. The inner or take off ends
of each cable shall be sealed and enclosed under a metallic cap for its protection
against diagram.
281 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Care shall be taken that the drums are sufficiently strong for the protection of
cable during transit. The drum shall be securely battened.
The items of cable which are in less quantity should be supplied in one length on
the drum. After receipt of cable at site, purchaser will arrange to measure the
length on each drum by resistance method in presence of supplier’s
representative if it is within 1%, then supplier will be certified for correctness of
cable length on drum supplied.
18.10 TESTS :
Tests at manufacturer’s works :
a) Type Tests :
All cables offered, shall be fully type tested as per relevant standard. In
case, the cable of type and design offered are already type tested, the
purchaser reserves the right to demand the reception of the type tests
in the presence of purchaser’s representative without any extra cost. In
case, the cables are not type tested earlier, all the type tests as per
relevant standard shall be carried out by the successful tenderer in the
presence of purchaser’s representative without any extra cost.
b) Routine Tests
All the routine tests as per relevant IS shall be carried out at the
manufacturer’s works in the presence of representative of the
purchaser. An advance intimation of not less than 120 days shall be
given to the purchaser about the readiness of the cables for the
inspection and testing. Six copies of the test report/certificates shall be
furnished after the tests have been successfully completed.
No material shall be dispatched before the test certificates are approved
by the purchaser and the dispatched distance is issued. Approval to the
tests shall, however not absolve the supplier from the responsibility for
guaranteed performance of the cables.
Following routine tests have to be carried out on every length of cable
manufactured :
a) Conductor resistance tests.
282 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
b) Partial discharge tests ( on full drum length)
c) High voltage tests.
d) FRLS tests as per IEC-332-3 category C
The list of tests stated above are indicative. Purchaser shall reserve the
right to ask the supplier to carry out as much more tests as may requried
by relevant IS without any extra cost.
18.11 LAYING AND TERMINATION OF CABLE :-
A) LAYING OF CABLES :-
1) Successful tenderer has to study the cable route drawings finalized by
dept. before starting the work.
a) At Balancing reservoir substation XLPE, armoured, Aluminum
conductor power cable is laid as follows.
i) Cable 6.35/11 KV grade XLPE cable from transformer to
6.6 KV Incomer Panel.
ii) Cable 1.1 KV grade PVC Armoured cable from 33/0.433
KV, 63 KVA transformer to distribution panel in Pump
House for Auxiliaries..
2) Aluminum clamps with suitable nut bolts for laying of cable at one Mtr.
interval are to be provided for XLPE cable.
3) During laying of cable, rollers shall be used on angle racking wherever
necessary.
Sharp edges burrs of cable racking is to be removed before laying the
cables.
4) Length of cable mentioned in schedule is a set of one cable of in single
formation.
5) Contractor has to keep the bending radius more than 15 D ( D -
Diameter of cable) while laying the cables at curving points.
283 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6) Overstraining of cables during unwinding and laying shall be strictly
avoided permissible tension in cable ( safe pulling force) - 5 Kg mm2 of
alunimium area.
B) TERMINATION
1) Heat shrinkable termination kit with tinned aluminum lugs Raychem or
equivalent make suitable for 3 c x 70 mm2, , 3½ C x 35 mm
2 armoured
XLPE power cable shall be provided and erected. The termination kit is
to be got approved from concern Engineer before it is used.
2) The detailed technical leaf lets/ litratures of termination kit should be
supplied along with tender.
C) TESTING
The following tests and any other test as required by relevant IS -1255 :
1967 or its latest edition shall be carried out for each cable length after
completion of termination work.
1) Testing of each cable length by 500 V/2.5 KV megger.
2) High potential test at site for each cable length.
3) Testing work should be carried out in presence of site Engineer /
authority.
The test reports should be submitted to department.
18.12 LIST OF STANDARDS :
The following Indian Standard specification in general with latest
amendment, if any shall be applicable.
Sr. No. Standards Title
1 IS 5831 Specification for PVC compound
2 IS 7098 Specification for cross linked Polyethylene
insulated PVC cables.
3 IS 8130-1984 Specification for conductor for insulation
electric cable and flexible chords.
284 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
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Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4 IEC 332.3 FRLS test
5 IS 1700 - 1974 Steel sheet & strips ( Part - I,II,III)
6 IS 2629 -
1985
Recommended practice for hot deep
galvanizing of iron & steel.
7 IS 2633 -
1986
Method of testing uniformity of coating on zinc
coated articles.
8 IS 6159 -
1985
Recommended practice for design and
preparation of material prior to Galvanizing
19.0 L.T.POWER & CONTROL CABLES,
19.1 Scope covers design, manufacture, supply erection, testing & commissioning of
L.T power and control cables required for inter connection of whole the
equipments covered in this specification and their laying, termination,
identification etc. complete.
19.2 Type & size of cables.
a) All Power & control cables shall be 1.1 KV grade, unarmoured alunimium
conductor, PVC insulated F.R.L.S. type cables of size not less than 2.5 Sq.
mm It shall be 2.5 Sq. mm, 4 Sq .mm, 6 Sq. mm, 10 Sq. mm and multi
core multi stranded.
b) All cables shall confirm to latest IS specification.
c) The outer sheath shall be embossed with the name and year of
manufacture voltage grade, progressive length after every one mtr.
interval along the
length of the cable.
d) The outer sheath of the cable shall have fire retardant low smoke
property ( F.R.L.S.) & and shall be tested for I.E.C. 332.3 category 'C' .
e) Outer sheath of the cable as per colour code shall be as under.
i) L.T. power cable - Red
ii) L.T. control and protection cable - Black
285 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
iii) Metering cable - Green
19.3 Also the scope of work includes as per following.
i) Control cables & L.T. power cables required for connection between
switchyard equipments & respective control and protection panels,
ii) The laying and termination work of above cables , termination, work of
these cables at pump house i.e. connections to the panels, cubicles
located in the pump house are included in the scope of this
specification.
19.4 CABLES SCHEDULE AND CABLES TERMINATION SCHEDULE.
The diagram related to internal wiring and schematics of the equipments
covered in this specification shall be studied & prepared. The cable schedule of
power & control cables, shall contain the following details.
i) Size of cable.
vii) Identification number.
vii) Reference drawing no.
iv) Equipment reference (From to )
vii) Purpose of interconnection (i.e. power supply, indication, tripping
metering etc.)
vii) Approx. length of cable.
vii) In case of spare cable the term “spare” shall be used.
19.5 CABLE TERMINATION SCHEDULE.
It shall contain the following details.
i) Cable number .
ii) Equipment reference drawing.
iii) Equipment terminal marking for individual core.
iv) Apparatus reference number of equipment.
v) Equipment reference.
286 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
19.6 CABLE LAYING.
The cables are to be laid on the cable trays/block outs in cable trenches. The
successful tenderer shall furnish the layout of cable trenches & cable
termination schedule. Cables shall be laid in the trenches, floors, trays in proper
manner so as to minimize the crossing /transportation. All bends in run shall be
negotiated with great care to avoid sharp bending and kinking. After laying
cables shall be properly clamped.
19.7 CABLE TERMINATION WORK.
The work of termination is confined to the terminal equipments where the
cables are to be connected. When the gland plates are provided in the panel,
the contractor shall have to drill the suitable holes in the gland plates for fixing
the glands. The glands to be fixed for securing the cables shall be of adequate
size in line. With cable size. The cable gland shall be made up of brass with nickel
coating and shall be complete with check nut etc.
After sling the cable sheath for separation of core, all the cores shall be dressed,
combed and belted properly.
The core belting shall be at the interval of 200 mm. The belting shall be by
means of the PVC button belts as well as nylon cord belting fixed alternatively.
Each core shall be fixed with the core identification ferrules as per cable
schedule. The core identification ferrules shall be PVC while in colour with black
lettering and this shall have to suit the individual core, sizes. After fixing the
ferrules, the cable core ends shall be prepared for fixing the lugs. The ferrules on
the cable core shall be so adjusted that the same are visible by the operator. The
lugs shall be crimping type alunimium lugs. The type of lugs vis. Eye type shall be
as per the terminal box provided in the equipment. The size of lug shall be to
suit the size of conductor.
19.8 TESTS
1 Routine tests.
All routine tests as per relevant standard shall be carried out at shop and
the tests reports shall be submitted to purchaser.
287 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
2 Site tests.
After laying the cables, the contractor shall have to carryout the
following tests.
i) Meggering of cables by 500 volt megger .
ii) After termination of cables, the contractor shall have to check
the continuity of all the cores, correctness of all the connections
as per wiring diagram,
correctness of polarity of power cables, proper earthing of glands, cable
boxes, armouring and metallic sheath. Apart from the testing work
described above, the contractor shall have to carryout any modification
in termination/connections which are called for during the pre-
commissioning & commissioning tests of equipments.
20.0 CABLE TRAYS
The specification is intended to procure G.I. perforated cable trays and
accessories for the purpose of laying power and control cables,
interconnecting between various equipments and auxiliaries of the L.I.S. Project.
The scope also covers the manufacture, inspection at works before dispatch,
proper packing, supply up to project site including loading, transport by road
and transit insurance of G.I. perforated cable trays and accessories.
20.1 DETAILED SPECIFICATIONS
1. G.I. perforated cable trays and accessories should be manufactured
from 14 SWG of steel sheets/rolled sheets duly punched for
perforations.
2. The galvanizing of cable trays should be by hot dip method and shall be
of best quality. There should not be any burrs or uneven surfaces on the
galvanized cable trays on account of the provision of the slot,
perforation or on account of cutting of trays during manufacturing as
this may damages the cables during installation.
3. Each cable trays should be of 2.5 Mtr. length.
4. Each cable trays should have side edge of 20mm on both of its side.
288 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
5. The trays will be fixed/erected on M.S. Angles, by means of G.I.
Nut/Bolts (Bugadi Bolts and Nuts) of 8 mm size.
6. The perforations of tray should be of size 10 mm x 20 mm elliptical for
proper ventilation of cables laid on the trays and also for fixing the trays
with cable racks by means of nut/bolts.
7. The cable trays should have good performance against atmospheric
conditions like rain, sun and humidity. The humidity and rain fall in the
project area is high and therefore, the Contractor, while making offer,
shall carefully considering the “ Atmospheric and other conditions”,
given in the general information of this specification, for continuous
trouble free and long life durability of G.I. cable trays especially about
the galvanizing process.
20.2 GALVANIZING
The Galvanizing to the cable trays and accessories shall be applied by hot dipped
process. The quality of hot dipped galvanizing shall be in conformity with
relevant ISS/ code of practice.
The weight of zinc coating shall be equivalent/ not less than 610 gms. of zinc per
sq.mtr. of surface. The zinc coating shall be smooth, clean and uniform
thickness and free from defects. The preparation for galvanizing it self shall not
adversely affect the mechanical properties of the coated material.
All drilling, punching, cutting, bending of parts shall be completed and all burrs
shall be removed before the galvanizing process is applied.
20.3 CABLE RACKING
The cable rack work shall be performed with proper neatness, accuracy and as
per approved drawings/details supplied to the tenderer and as per directives of
the departments supervising engineer.
Good quality welding rods shall be used for welding of cable racking. All burrs,
uneven surfaces, edges of steel sections, outer edges of drilled holes etc. shall
be properly grounded and finished before painting without failure so as to
avoid any damage to the cables.
289 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The cable supporting structures/section shall be properly fabricated/erected foe
easy handling and installation of cables. Before welding of horizontal angle arms,
sufficient holes shall be drilled to them suitable for trefoil run cable clamping
and single run cable clamping.
20.3.1 Scope of work
Scope of work under this specification includes providing and
fabrication/erection of M.S cable racking for XLPE power cables and control
cables on the cable route from feeders trenches and main transformers to
the incoming panels situated in the control room of respective pump-
houses.
20.3.2 The scope of work shall include but not limited to the following
items/activities.
1) Arranging the marking and embedments in the cable trench as per
approved drawing.
2) Providing M.S. angles of size 75 x 75 x 8 mm for vertical supports and
size 50 x 50 x 6 mm angles for horizontal arms of cable racking for entire
cable route as shown in the drawing enclosed.
3) Providing of M.S. plates of size 200 x 200 x 10 mm size along with 4 Nos.
anchor fasteners of size M-10 x 75 mm long for each for cable route
inside the auxiliary blocks of pump-house for floor or overhead racking.
4) Providing 50 x 6 mm size M.S. earthing conductors along entire cable
route as shown in the enclosed drawing and its connection with junction
boxes at various levels.
5) Arrangement of sufficient supervisory staff, unskilled and skilled workers
including labours, fitters, welders etc. for completion of work.
6) Arrangements of welding sets, gas cutting sets, hand drill hacksaw, tools
and tackles etc. required for completion of work.
7) Providing of consumable viz. welding rods, cutting gas, grinding disc, drill
bit, hacksaw blades, emery paper, cotton waste etc. in sufficient
quantity for completion of work.
290 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
8) Arrangement of safety measures to the workers viz. helmets, hand-
gloves, ladder, safety jackets/belts, welding goggles/screen etc.
complete.
9) Arrangement of scaffolding/supporting arrangement of workers to carry
out the work safety.
10) Erection/fixing of 200 x 200 x 10 mm M.S. plates at 1 M interval for cable
route inside the auxiliary block of pump-house using 4 Nos. anchor
fasteners of size M-10 x 75 mm long for each plate including cutting,
drilling into plates and into concrete slab fixing and welding with vertical
angle support etc. complete.
11) Cutting of vertical angle support of size 75 x 75 x 8 mm for appropriate
length as per approved drawing enclosed and welding of the same firmly
with the rods embeded in the vertical concrete walling at 1 Mtr. interval
along entire cable route outside the pump-house auxiliary block. At
inside portion of the auxiliary blocks welding of the same angle is to be
done with M.S. plates at 1 Mtr. Interval in the concrete slab portion.
12) Cutting of horizontal angle arms of size 50 x 50 x 6 mm for appropriate
length as shown in the drawing enclosed drilling of holes to suit
trefoils/single clamps and then welding of these arms with vertical angle
support ( 75 x 75 8 mm ) firmly.
13) Fabrication of M.S cable racking for vertical route below incoming
panels using vertical angles of size 75 x 75 x 8 mm horizontal arm angles
of size 50 x 50 x 6 mm and 200 x 200 x 10 mm plates along with 4 Nos.
anchor fasteners bottom embedments etc. Complete.
14) Cutting, laying and welding of 50 x 6 mm M.S. plate earth conductors
throughout the cable route and connection of earthmat junction boxes
at 4 places inside the pump-house and connection/welding with earth
grid of switchyard at 2 places.
15) Cleaning of all verticals angle supports, horizontal angle arms, M.S
plates, earth conductor by using emery paper and grinder wherever
necessary to remove all dust/any foreign materials, burrs, uneven
291 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
surfaces and thereof applying of one coat of red oxide and two coats of
enameled paint.
20.3.4 The cable rack work shall be performed with proper neatness, accuracy and
as per approved drawings/details supplied to the tenderer and as per
directives of the departments supervising engineer.
Good quality welding rods shall be used for welding of cable racking. All
burrs, uneven surfaces, edges of steel sections, outer edges of drilled holes
etc. shall be properly grounded and finished before painting without failure
so as to avoid any damage to the cables.
The cable supporting structures/section shall be properly fabricated/erected
foe easy handling and installation of cables. Before welding of horizontal
angle arms, sufficient holes shall be drilled to them suitable for trefoil run
cable clamping and single run cable clamping.
20.3.5 During fabrication of vertical cable racking below incoming panels tenderer
shall take out most care for safety of working personnel by making proper
scaffolding / supporting arrangement.
20.3.6 On the entire route of cable, the embedments are to be provided. The
tenderer has to use embedments for fixing/welding of vertical angle support
of size 75 x 75 x 8 mm for cable route inside the auxiliary blocks. The
tenderer has to provide and erect / fix 200 x 200 x 10 mm M.S. plates in
concrete sub portion at 1 Mtr. interval by using 4 Nos. anchor fasteners ( M-
10 x 75 mm long ) for each plate including drilling of holes in the plates as
well as in the concrete slab portion. The vertical angle supports of size 75 x 75
x 8 mm are to be welded to these plates. Tenderer shall also provide and
fix/erect 200 x 200 x 10 mm plates in the same manner as mentioned above
for all two vertical cable routes i.e. below both incoming panels as shown in
the drawing enclosed for proper and adequate strength of cable racks, if
required the tenderers has to make additional/supporting arrangements by
using anchorages/fasteners /angle pieces etc.
20.3.7 After completion of cable racking work, all cut angles pieces, burnt, welding
rods, debris, cotton waste and all other foreign materials shall be
cleared/removed away so as to make work site heat and clean.
292 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
21.0 TECHNICAL SPECIFICATION FOR EARTHMAT
21.1 SCOPE OF WORK
Scope of work under this specification covers, providing and installing
earthmat including all steel material and consumable material, excavation
for earthmat/pipe electrodes, risers, drilling of holes bar electrodes/ risers,
removing of burrs, painting of welded joints, connection or riser to
respective structures, filling of pipe electrodes earthpits by soft charcoal
and soft soil, brick walling and plastering over earth pits, refilling of
earthmat trenches/holes with muck/oil, ramming properly and making plane
of match origin ground, cleaning of work etc. Complete.
The scope work shall include but not limited to the various
items/specification given hereunder and the details given in the earthmat
layout drawings. Any item/work whether specifically mentioned/covered in
the specifications/ drawings or not but it is necessary to supply/carry out the
same at site for completion of earthmat in all respects by the tenderer.
21.2 Supply of material :
The bidder has to arrange and supply entire materials required for earthmat
works and pipe type earthing shall be provided at Rile sub-station.
Bricks for walling etc. Machines/plans like air compressor, jack hammers
Diesel welding set etc. sufficient operators, erections crew and consumable
like gas cutting electrodes/rods, wire brushes hack saw, anti-corrosive
primer and paint cotton waste etc. with safety material like hand gloves,
welding screen/goggles for the personnel shall also be arranged by the
tenderer as per requirement of earthmat work.
21.3 Excavation For Earth-mat Conductors, Risers and Pipe Electrodes.
Trenches of 0.5 Mtr. Width and 1 Mtr. depth shall be excavated and No. of
Conductors along length and width shall to be laid down. Excavated
material shall be deposited as per direction of site Engineer, for pipe
electrode, earth pipe of size 1M x 1M x 3M are to be excavated in the
switchyard at the locations marked. The locations of earthpits may very
slightly according to the field requirements. The excavates material form
earthpits shall be deposited at safe distance as per the directive of Engineer.
293 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
21.4 Laying of earth-mat :
1) For laying of earthmat, the earth conductors of 75 x 10 mm size with
available (cut) length shall be overlap welded and placed in the trenches,
cross joints shall be welded on both sides.
2) Each conductor may be diverted in case it fails with the foundation of
equipment or any permanent structure.
3) All joints between conductors/round electrodes/pipe electrodes/risers shall
be welded type. Before welding, the joints surfaces shall be cleaned properly
with wire brushes. The round bar electrodes shall also be welded with earth
conductors at junctions by 2 Nos. 30 x 30 x 5 mm angle cleats about 100 mm
length in addition to direct welding. Riser shall be overlap welded with
nearest earth conductors. The pipe electrode shall also be welded to the
earthmat through connecting rings. After welding, the burrs of the flats and
joints shall be removed. After that, all welded joints shall be painted with
one coat of Red oxide and two coats of Black bituminous paint before
burying the earth conductors in ground.
4) Whenever earthmat conductors come across any trench laying should be
carried out though making holes made to the trench walls below the cables
in the trench.
5) Contact resistance should be minimum.
6) In case of hard strata for the continuity of earthing a layer of 15 cm black
cotton soil shall be laid down in the earthmat trenches.
7) Electricity shall be arranged by the tenderer. The earth electrodes (G.I.pipes)
are to be connected to earthmat flats by clamping rings and are to be
connected to the nearest earthing conduction by two separate flats as per
drawing attached.
The earth interconnection between earthmat of pump house and earthmat
of switchyard is to be carried out by the tenderer and is in the scope of this
contract.
294 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
21.5 Connections of Risers :
2 nos. of risers of M.S flat size 75 x 10 mm are to be taken from earthmat to
connect the equipments/ structure to the earthing system.
21.6 Refilling of Earthpits and Brick walling :
The G.I. pipe of diameter (normal) 100 mm, C Class and length 3.2 M is to
be burried in the pit up to 3 Mtr. Depth. The top level of G.I. pipe shall be
150 mm above the ground level. The length of G.I. pipe may vary slightly as
per permanent moisture level of the switchyard area. However, the
tenderer should quote the bid taking the length of each G.I. pipe as 3.20
Mtr.. Refilling of earthpits shall be done by charcoal, salt and black
cotton soil in alternate layers of 250 mm thickness uniformly spread and
compacted as per IS 3043-1987. Excavates soil not be suitable for back filling
the earthpits hence the tenderer shall arrange suitable soil from else where.
21.7 Backfilling of Earthmat Conductor Trenches:
After completion of laying of earthmat, joints with various electrodes and
risers, painting of welded joints, earthmat trenches shall be backfilled with
soil/muck without boulders and rammed properly. The trenches shall be
backfilled with soil/muck without boulders and rammed properly to have
plane ground surface in the switchyard plot.
21.8 Cleaning of work-place After Erection Work:
After completion of erection of earthmat work, the tenderer shall remove all
his machinery, tools plants etc. outside the work place, clean the switchyard
area by removing/collecting pieces of MS flats angles if any, balance burnt
pieces of welding rods, cotton waste etc. and shall be dumped outside at
safe distance as per the directives of site Engineer.
22.0 TECHNICAL SPECIFICATION FOR ILLUMINATION SYSTEM
Scope of work includes supply of material, storing, unpacking, installation
of equipment, wiring, termination, and testing, commissioning &
associated work.
295 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Bidder shall supply all the material necessary for completion of the job.
The scope of supply shall include:
Luminaires
Lighting distribution board, lighting panels
Lighting cables
Lighting poles
Lighting control switches, receptacles, conduits, junction boxes
Mounting accessories, earthing wires, incidental hardware and
consumables like fixing saddles, spacer plates joint boxes and connectors,
jointing ferrules, all fixing brackets, screws and studs for completing the
job.
The Contractor has to design the illumination system for competed pump house
building, surrounding area, switchyard, approach road etc. The detailed design &
drawing for each floors, control room, switchyard area, street lighting etc. shall
be furnished for approval of purchaser. The general illumination levels & types
of fixtures lamps required are given bellow, but Contractor may furnish better
option & got approved before starting the work.
Sr Location Illumination
level
Fittings
1 Valve floor 150 Industrial type fluorescent fittings
2 Pump house Bldg. 200 Fully enclosed fluorescent fittings
3 Service bay 300 High bay fittings
4 Control room 300 Mirror optic type fluorescent
fittings
5 Battery room 100 Fully enclosed fluorescent fittings
6 Switchyard and surrounding
area of pump house
20 HPSV reflux type fittings
7 Approach Road from power
House to Switchyard
20 HPSV reflux type fittings.
8 Cable gallery 70 Industrial type fluorescent fittings.
296 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The cable/wiring, installation and commissioning of complete illumination
system shall comply with all currently applicable statutes, regulations, fire
insurance and safety codes.
Outdoor lighting shall be carried out by using 1.1 kV grade four core cable. The
cabling for the outdoor lighting fixtures will be done in loop – in/loop – out at
respective outdoor fixture mounted junction boxes. The indoor lighting of High
bay/medium bay shall be carried out by using 2 Core, 2.5 mm2 copper cables.
The indoor office area wiring shall be carried in PVC casing & capping.
Outdoor cabling shall be buried in ground whereas indoor lighting wiring (cable /
conduit) shall be of exposed type.
22.1 GENERAL REQUIREMENT
Location of lighting fixtures, switches and plugs shall be shown on the drawing
and shall be relocated if required to suit the site conditions. 5A, 3pin, 15A, 6pin
plugs with switches shall be provided on the light control switch boards.
Switch Board shall be provided with labels indicating LP number and outgoing
circuit feeder numbers.
Switch boards shall be provided with cable gland for incoming cable and
knockouts for outgoing conduit termination.
Cable and conduit supports shall be provided at an interval of 300 – 400 mm
away for horizontal runs and 400 – 500 mm for vertical runs.
Cables and conduits shall be kept, wherever possible at least 300mm away from
pipes, heating devices and other equipments.
For the purpose of calculating connected loads of various circuits, a multiplying
factor of 1.25 will be made to the rated lamp voltage for lamp fixtures to take
into account the losses in the control gear.
Contractor shall supply junction boxes, pull boxes, terminal blocks, glands,
conduits and accessories (elbows, tees, bends etc.) and supporting/anchoring
materials, to make the installation complete.
In all types of cabling, due consideration shall be given to neatness and good
appearance.
297 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
The work for installation, testing and commissioning of the indoor lighting shall
include the mounting of fixtures with necessary materials, laying of
cable/conduit, pulling of wires through conduit and external earth wire,
providing all accessories for cable/ conduit installation, including conduit fittings.
Providing of light control switch board with switches, switch board mounted 5A,
3 pin receptacles with switches etc.installation, including conduit fittings,
providing of light control switch board with switches, switch board mounted 5A,
3 pin receptacles with switches etc.
22.2 TESTING :
Lighting installation testing shall include but not be limited to the following :
� Measure the insulation resistance of each circuit without the lamps
being in place. It should be not less than 1 M ohms to earth.
� Current and voltage of all the phases shall be measured at the lighting
panel busbars with all the circuits switched on with lamps. If required,
load shall be rebalanced on the three phases.
� Check the earth continuity for all socket outlets, A fixed relative position
of the phase and neutral connections inside the socket shall be
established for all sockets.
� After inserting all the lamps and switching on all circuits, minimum and
maximum illumination level shall be measured in the area with an
approved industrial lightmeter.
22.3 LUMINAIRES :
The lighting fixtures shall be complete with associated accessories such as
lamps / tubes, reflectors, housing, ballast etc. Luminaries shall comply to I.S.
specification. Luminaire shall be suitable for 150 W, HPSV street light fitting. It
shall be made from single piece, die cast aluminium (LM6) housing and clear
acrylic cover. Degree of protection for luminaire shall be at least IP 54.Control
gearbox shall contain ballast, lgnitor, PF improvement capacitor etc.
298 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
22.4 LIGHTING DISTRIBUTION BOARD & LIGHTING PANELS
The lighting distribution board shall be sheet steel fabricated,
compartmentalised, freestanding type, The painting shall be synthetic enamel
shade 631 as per IS 5.
22.5 LDB shall be provided with following no. of feeders.
� 63 A, switch fuse unit, TPN incomer.
� 32 A, switch fuse unit, TPN outgoing feeders, 6 Nos.
The incomer shall be provided with R, Y, B indication lamps, CT’s ammeter with s
elector switch, voltmeter with selector switch & KWh meter.
22.6 Panel shall be completely wired up to the terminal blocks. Internal wiring
shall be done with copper cables of appropriate size.
22.7 Lighting panel shall be sheet steel fabricated, double door, wall mounting
type. The panel shall be powder coated. Panel shall be provided with
copper busbars and earthing terminals.
Each panel shall have following feeders
• 32A, TPN, ELCB incomer
• 10A, SPN, MCB outgoing feeders, 12 Nos.
Lighting panels shall be completely wired by copper cables up to terminal
blocks.
22.8 LIGHTING CABLES
22.8.1 Complete indoor wiring shall be carried out by 3 core, unarmoured, copper
cables. The minimum size of cable shall be 2.5 mm2. Outdoor wiring shall
be carried out by using four core, armoured 4 mm2 copper cables.
22.9 LIGHTING POLES
22.9.1 Lighting poles for streetlights & floodlights shall be of stepped tubular
299 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
construction as per IS.
Poles shall be coated with bituminous preservative paint on the inside as
well as embedded outside surface. Outside surface shall be painted with
one coat of red oxide primer and two coats of aluminium paint.
22.9.2 Supply of poles shall be complete with fixing bracket / pipe reducer for
fixing the fitting, junction box.
22.10 LIGHTING CONTROL SWITCHES, RECEPTACLES, CONDUITS, JUNCTION BOXES
22.10.1 Receptacle unit shall consist of socket outlet with switch & plug. The socket
outlet with switch shall be mounted within stove enameled steel box.
Conduits & junction boxes shall be provided as required for the layout.
Conduits shall be steel, black enamelled, rigid type. Minimum size of
conduit shall be 20 mm. Junction boxes shall be dust & vermin proof.
22.11 ERECTION WORK
22.11.1 The scope of installation work includes storing, unpacking, and fixing of all
equipment associated with lighting system, routing, laying conduits,
cabling, termination, testing, commissioning and all other work necessary
for completing the job.
22.11.2 Supply of mounting accessories, earthing wires, incidental hardware &
consumables shall be supplied by the vendor.
22.11.3 All indoor wiring shall be carried by using unarmoured cables. Outdoor
wiring shall be carried out by using armoured four core cables.
22.11.4 Wiring shall be colour coded so as to enable easy identification of phases &
neutral. DC cable shall be colour coded as follows, white – positive, black-
neutral/negative.
22.11.5 For outdoor lighting such as street lights, flood lights, the contractor shall
erect the poles, including foundation work, install junction boxes, install
fittings, earthing and necessary wiring to the fitting.
300 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
22.0 APPROVED MAKES/ VENDERS FOR ELECTRICAL WORK
Sr. No. Equipment Name of Acceptable makes
1 2. 3.
1) 33 KV, Circuit breaker Siemens, ABB, NGFF, Crompton Greaves,
Jyoti, BheL, Kirloskar, Voltas.
2) 220 KV Circuit breaker ABB, Crompton
3) 33 KV Isolator 1) BIMCO Isolators Ltd., Hydrabed.
2) Pactil, Bombay.
3) Hivelm Industries, Madras
4) Kiran Thane
5) Universal Isolators.
6) Atlas, Bombay
7) Trans. Elec. Calcutta.
4) L.A. 1) ELPRO
2) OBLUM
3) LAMCO, Hyderabad
4) IGE(I) Ltd.,
5) WS Isolators
6) Crompton
5) C.T. and P.T. / C.V.T. 1) System Electrical control, Bombay,
ABB
2) AEP, Bombay
3) Gyro ( 33 KV only)
4) IMP ( 33 KV only)
5) Starlite Elect. Pune ( 33 KV only)
301 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
6) Proyog Electric, Thane ( 33 KV only)
7) AE / Crompton.
6) Relays 1) ABB
2) GEC, Alsthom, India.
3) Siemens
7) Control and protection
panel
Jyoti, BHEL, NGEF ABB, Archana
Electriclas, Advance Electricals, Sigmens,
GEC Alsthom, L and T.,BME Enterprises,
H.T.Switchgear(ABB)
8) XLPE power cables CCI, Fort, Gloster, Asian cables, Universal
Cable, NICCO
9) Control Cable CCI, Fort Gloster, Asian cables, Universal
Cable, NICCO
10) Transformer 33 KV class 1) Bharat Bijlee
2) Crompton Greaves
3) EMCO
4) ABB
5) Kirloskar Electric
6) Voltamps
7) Mahati
8) IMP
9) Apex
10) Trinity, Bengluru
11) Transfab, Pune
11) 33 KV capacitor Shreem, Shakti, ABB
12) Luminaries Philips, Crompton, Wipro, Bajaj
13) Oil filter machine John Fowler ( India) Ltd., Pennwatt Atlas
302 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION –––– XXXX
GURANTEED TECHNICAL GURANTEED TECHNICAL GURANTEED TECHNICAL GURANTEED TECHNICAL
SPECIFICATIONSSPECIFICATIONSSPECIFICATIONSSPECIFICATIONS
303 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
1.0 GUARANTEED TECHNICAL PARTICULARS AND DETILAS FOR SUB-
STATION
A) 33/6.6 KV, 1600 KVA TRANSFORMERS (To be filled in by the bidder)
Sr. No. Description Particulars
1 Name of Manufacturer
2 Fully address
3 a) Normal full load output KVA at normal tap.
b) Continuous output ( corresponding to I.S.
Rating at normal tap )
4 a) Voltage between phases ( HV. side ) at no
load and full load rating.
5 Maximum temperature rise of
a) Windings ( by resistance method
b) Cores ( by thermorneter)
c) Oil ( by thermomotor)
6 Magnetizing current & power
a) At normal voltage and frequency ( Amps.)
b) at maximum voltage and normal frequency
( Amps)
7 a) Core-loss at rated voltage and frequency
( Amps)
b) Core loss at Max. voltage and frequency, in
KW.
304 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
8 a) Resistance of HV winding per phase, in ohms.
9 Copper loss at rated voltage, current and bad
lines frequency at 850 C
10 a) Max. induction at normal voltage and
frequency ( lines per Sq.cm)
b) Grade of lamination used
c) Type of insulation between core stampings.
11 Efficiency at max. permissible temperature, at
unity p.f. and 0.8 p.f.
a) 125% load
b)100 % load
c) 85% load
d) 50% load
e) 25% load
12 Max. working current density of
a) HV winding amps/ Sq.cm.
b) LV winding amp / Sq.cm.
13 Reactance drop on full load %
14 a) Regulation ( full load & UPF ) at 850 C
b) Regulation at 850 C ( full load & 0.8 PF – lag)
15 Impedance %
305 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
16 Details of Tapings on HV side.
18 Over load capacity of transformer for 2 hours.
1) Minimum clearance to earth
a) of primary winding in and out of oil (mm)
b) of secondary winding in and out of oil ( mm)
2) Width of oil duct between core and LV
winding and between LV & HV winding (mm)
19 Impulse strength of HV winding ( stating wave
form adopted ) KV.
20 Total radiating surface sq.mtr.
Other Particulars
1 Over-all dimensions of the transformer L x B x H
(mm)
2 Weight of
a) Core laminations : Kg.
b) Copper : Kg.
c) Transformer core
Oil and insulation : Kg.
d) Tank and fitting : Kg.
e) Oil : Kg.
f) Transformer complete with oil
306 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
3 Oil
a) Quantity required for first fitting ( in liters )
b) Class
c) Makers’s name and country of origin
4 Particulars of tap changing device
a) Type and brief description
b) Is and indicator arrangement fitted to show
the position.
c) Can it be locked in position
5 a) Make and type of breather fitted to the
transformer.
b) Type of dehydrating agent.
6 Type of tank & tank cover.
7 1) For what voltage has the insulation between
turns been designed ( Volts )
a) In the body of winding
b) At the end turns.
2) Percentage of end turns with reinforced
insulation
8 Type and class of insulation on
a) HV conductors
307 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
b) LV conductors
c) LV to core
9 Section of copper used in
a) H.V. winding (mm dia.)
b) L.V. winding ( mm dia)
10 State whether the transformer complies fully
with this specification and its requirements. If
not state the extend of deviations from the
same.
11 Is a name plate showing the particulars as
required provided of not
Particulars of H.V. Bushings
1 Maker’s name, address, and country of origin.
2 Type
3 Dry flashover voltage at 50 Cycles (KV)
4 Wet flashoer voltage at 50 Cycles (KV)
5 Impulse flashover voltage KV )
( Staging the wave form adopted )
6 Class of bushing.
Particulars of LV Bushings.
1 Makers name , address and country of origin.
308 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
2 Type
3 Dry flashover voltage 50 Cycles (KV)
4 Wet flashover voltage at 50 Cycles (KV)
5 Impulse flashover voltage ( KV)
(Stating the wave form adopted )
6 Class of bushing.
B) 33/0.415 KV, 63KVA TRANSFORMERS (To be filled in by the bidder)
Sr. No. Description Particulars
1 Name of Manufacturer
2 Fully address
3 a) Normal full load output KVA at normal tap.
b) Continuous output ( corresponding to I.S.
Rating at normal tap )
4 a) Voltage between phases ( HV. side ) at no
load and full load rating.
5 Maximum temperature rise of
a) Windings ( by resistance method
b) Cores ( by thermorneter)
c) Oil ( by thermomotor)
6 Magnetizing current & power
309 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
a) At normal voltage and frequency ( Amps.)
b) at maximum voltage and normal frequency
( Amps)
7 a) Core-loss at rated voltage and frequency
( Amps)
b) Core loss at Max. voltage and frequency, in
KW.
8 a) Resistance of HV winding per phase, in ohms.
9 Copper loss at rated voltage, current and bad
lines frequency at 850 C
10 a) Max. induction at normal voltage and
frequency ( lines per Sq.cm)
b) Grade of lamination used
c) Type of insulation between core stampings.
11 Efficiency at max. permissible temperature, at
unity p.f. and 0.8 p.f.
a) 125% load
b)100 % load
c) 85% load
d) 50% load
e) 25% load
12 Max. working current density of
310 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
a) HV winding amps/ Sq.cm.
b) LV winding amp / Sq.cm.
13 Reactance drop on full load %
14 a) Regulation ( full load & UPF ) at 850 C
b) Regulation at 850 C ( full load & 0.8 PF – lag)
15 Impedance %
16 Details of Tapings on HV side.
18 Over load capacity of transformer for 2 hours.
1) Minimum clearance to earth
a) of primary winding in and out of oil (mm)
b) of secondary winding in and out of oil ( mm)
2) Width of oil duct between core and LV
winding and between LV & HV winding (mm)
19 Impulse strength of HV winding ( stating wave
form adopted ) KV.
20 Total radiating surface sq.mtr.
Other Particulars
1 Over-all dimensions of the transformer L x B x H
(mm)
2 Weight of
a) Core laminations : Kg.
311 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
b) Copper : Kg.
c) Transformer core
Oil and insulation : Kg.
d) Tank and fitting : Kg.
e) Oil : Kg.
f) Transformer complete with oil
3 Oil
a) Quantity required for first fitting ( in liters )
b) Class
c) Makers’s name and country of origin
4 Particulars of tap changing device
a) Type and brief description
b) Is and indicator arrangement fitted to show
the position.
c) Can it be locked in position
5 a) Make and type of breather fitted to the
transformer.
b) Type of dehydrating agent.
6 Type of tank & tank cover.
7 1) For what voltage has the insulation between
turns been designed ( Volts )
312 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
a) In the body of winding
b) At the end turns.
2) Percentage of end turns with reinforced
insulation
8 Type and class of insulation on
a) HV conductors
b) LV conductors
c) LV to core
9 Section of copper used in
a) H.V. winding (mm dia.)
b) L.V. winding ( mm dia)
10 State whether the transformer complies fully
with this specification and its requirements. If
not state the extend of deviations from the
same.
11 Is a name plate showing the particulars as
required provided of not
Particulars of H.V. Bushings
1 Maker’s name, address, and country of origin.
2 Type
3 Dry flashover voltage at 50 Cycles (KV)
313 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Sr. No. Description Particulars
4 Wet flashoer voltage at 50 Cycles (KV)
5 Impulse flashover voltage KV )
( Staging the wave form adopted )
6 Class of bushing.
Particulars of LV Bushings.
1 Makers name , address and country of origin.
2 Type
3 Dry flashover voltage 50 Cycles (KV)
4 Wet flashover voltage at 50 Cycles (KV)
5 Impulse flashover voltage ( KV)
(Stating the wave form adopted )
6 Class of bushing.
Place :
Date:-
Signature of Tenderer.
314 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
B) INFORMATION TO BE FURNISHED BY BIDDER
CIRCUIT BREAKERS
1 Name of manufacturer
2 Manufacturer’s type and designation
3 Rated voltage kV
4 Type of circuit breaker
5 Rated continuous current under site conditions A
6 Rated short circuit breaking current Ka rms
Rated duration of short circuit Sec.
Rated short circuit making current KA peak
7 Maximum rise of temperature over ambient for
rated current size conditions
0C
8 Rated latching current kA
9 Rated operating duty
10 a) Total interrupting time
i) Minimum ms
ii) Maximum ms
b) Closing time Ms
11 a) Rated transient recovery voltage for terminal
faults
KV peak
b) First pole to clear factor
315 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
12 Arc voltage V
13 Arcing current A
14 Arcing time 100%, 60%, 30%, and 10% Sec
15 Rated transient recovery voltage for short line faults KV peak
16 Insulation level of the breaker
a) One minute power frequency withstand voltage kV rms
b) impulse withstand voltage KV peak
17 Minimum clearnces in air
a) Between phases (live parts) mm
b) Between live parts and earth mm
c) Center to center distance between phases mm
18 Whether the circuit breaker is fixed trip or trip free
19 Type of operating mechanism
20 Method of tripping
a) Normal
b) Emergency
c) Nominal voltage of trip coil Volts
d) Pick-up range Volts
e) Power for tripping mechanism Watts
21 Method of closing
a) Normal voltage of closing coils Volts
316 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
b) Power for closing mechanism Watts
22 Rated time charging breaking current A
23 Rated cable charging breaking current A
24 Critical current (current giving the longest are when
a break takes place)
A
25 Maximum over voltage to earth of the circuit
breaker when breaking currents
a) unloaded transformer KV peak
b) unloaded lines KV peak
c) capacitor banks KV peak
d) Cable charging KV peak
26 Number of operations, the circuit breaker is capable
of performing without inspection, replacement of
main contacts or parts
a) Rated interrupting capacity
b) Rated continuous current
27 Quantity of SF6 gas Kgs
28 Bushing
a) Make
b) Weight
c) 1 min dry power frequency withstand voltage KV rms
d) Total creepage distance Mm
317 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
e) Permissible safe cantilever loading Kg
29 Rated control voltage V,DC
30 Overall dimensions of circuit breaker Dwg. No.
31 Weight of complete 3-phase circuit breaker Kg
32 Weight, literature enclosed giving details of arcing
chamber, main and arcing contacts
Yes / No
2. ISOLATORS
1 Name of manufacturer
2 Manufacturer’s type and designation
3 Rated voltage kV
4 Type of isolator
5 Current rating
a) Continuous under site conditions A
b) 1 second KA
c) Dynamic KA
6 Design ambient temperature 0C
7 Maximum temperature of current carrying parts
when carrying rated current continuously at site
conditions
0C
8 Rated insulation level
a) One minute power frequency wet withstand
voltage
318 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
i) Across isolating distance KVms
ii) To earth and between poles KVms
b) 1.2/50 micro sec. Impulse withstand voltage
i) Across isolating distance KV peak
ii) To earth and between poles KV peak
9 Contacts and material of current carrying parts
a) Type of main & arcing contacts
b) Material of contacts
i) Main
ii) Arcing
c) whether contacts are silver faced Yes / No
d) Material of current carrying parts
10 Capacity to interrupt mangnestising current A
11 Capacity to interrupt line charging current A
12 Clearance in air
a) Between poles mm
b) Between live parts and earth Mm
c) Between live parts when switch is open Mm
i) On the same pole Mm
ii) Between adjacent poles Mm
13 Type of interlocks
319 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
14 Insulator data
a) Type
b) Number of units
c) Height of the stack mm
d) Bolt circle diameter Mm
e) tensile strength Kg
f) compressive strength Kg
g) Torsional strength Kg-m
h) Cantilever strength-upright Kg
i) Power frequency dry flash-over voltage KV
j) Power frequency wet flash – over voltage KV
k) 1.2/50 micro sec, positive wave impulse flash-
over voltage
KV peak
l) 1.2/50micro sec, impulse withstand voltage KV peak
m) Power frequency puncture voltage Mm
n) Total creepage distance KV
o) Visual discharge voltage Mm
p) Dry arcing distance
15 Operating mechanism manual / motor
16 Motor rated voltage & output
17 Terminal stud
320 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Horizontal / Vertical
b) Diameter Mm
c) Length Mm
18 Weight of complete 3 – phase isolator Kg
19 Overall dimensions of complete isolator Dwg
No.
20 Material of supporting structure
3. CURRENT TRANSFORMERS
1 Name of manufacturer
2 Manufacturer’s type and designation
3 Rated voltage kV
4 Maximum system voltage KV
5 Current rating
a) 1 second A
b) Dynamic KA
6 Design ambient temperature 0C
7 Rated insulation level
a) One minute power frequency wet withstand voltage KVms
b) 1.2 / 50 micro sec. Impulse withstand voltage KV peak
8 CT details – line CTs
CORE 1
321 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Ratio
b) Burden
c) Accuracy class
CORE 2
a) Ratio
b) Burden
c) Accuracy class
d) Knee point voltage
e) Magnetizing current
f) Secondary resistance
CORE 3
a) Ratio
b) Burden
c) Accuracy class
9 CT details – transformer CTs
CORE 1
a) Ratio
b) Burden
c) Accuracy class
d) Knee point voltage
e) Magnetizing current
322 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
f) Secondary resistance
CORE 2
a) Ratio
b) Burden
c) Accuracy class
CORE 3
a) Ratio
b) Burden
c) Accuracy class
CORE 4
a) Ratio
b) Burden
c) Accuracy class
10 Insulator data
a) Type
b) Number of units
c) Height of the stack Mm
d) Bolt circle diameter Mm
e) Tensile strength Kg
f) Compressive strength Kg
g) Torsional strength Kg-m
323 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
h) Cantilever strength – upright Kg
i) Power frequency dry flash – over voltage KV
j) Power frequency wet flash – over voltage KV
k) 1.2/50 micro sec., impulse withstand voltage KV peak
l) 1.2/50 micro sec., impulse withstand voltage KV peak
m) Power frequency puncture voltage Mm
n) Total creepage distance KV
o) Visual discharge voltage
11 Terminal stud
a) Horizontal / Vertical
b) Diameter Mm
c) Length Mm
d) Material Cu / Al
12 Weight of single current transfomer kg
13 Overall dimensions of current transformer Dwg. Enclosed
Yes / No
14. Whether, literature enclosed giving details of arcing
chamber, main and arcing contacts
Yes / No
15. Whether all type test reports as per latest IS enclosed Yes / No
324 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
4. VOLTAGE TRANSFORMERS
1 Name of manufacturer
2 Manufacturer’s type and designation
3 Rated voltage kV
4 Maximum system voltage KV
5 Design ambient temperature 0C
6 Rated insulation level
a) One minute power frequency wet withstand voltage KVms
b) 1.2 / 50 micro sec. Impulse withstand voltage KV peak
7 VT secondary details
CORE 1
a) Ratio
b) Burden
c) Accuracy class
d) Winding Connections
CORE 2
a) Ratio
b) Burden
c) Accuracy class
d) Winding Connections
8 Insulator data
a) Type
b) Number of units
c) Height of the stack Mm
d) Bolt circle diameter Mm
e) Tensile strength Kg
325 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
f) Compressive strength Kg
g) Torsional strength Kg-m
h) Cantilever strength – upright Kg
i) Power frequency dry flash – over voltage KV
j) Power frequency wet flash – over voltage KV
k) 1.2/50 micro sec., impulse withstand voltage KV peak
l) 1.2/50 micro sec., impulse withstand voltage KV peak
m) Power frequency puncture voltage Mm
n) Total creepage distance KV
o) Visual discharge voltage
9 Technical stud
a) Horizontal / Vertical
b) Diameter Mm
c) Length Mm
d) Material Cu / Al
10 Weight of single voltage transformer Kg
11 Overall dimensions of voltage transformer Dwg. No.
326 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
5. LIGHTNING ARRESTERS
1 Name of manufacturer
2 Manufacturer’s type and designation
3 Rated voltage kV
4 Arrestor class and type
5 8/20 micro sec. Wave nominal discharge current KA
6 Minimum discharge capability KJ / kV
7 Maximum 100%, 1.2/50 micro sec. Spark over voltage KV peak
8 Maximum front – of – wave spark over voltage
9 Virtual steep ness of front
10 Rate of rise KV/micro sec
11 Time to spark over Micro sec.
12 Minimum dry & wet power frequency spark over
voltage
KVrms
13 Residual voltage corresponding to Kvpeak
a) steep current impulse
b) lightning impulse
c) switching impulse
14 Reference voltage Kvrms
15 Reference current A
16 Over voltage withstand capability for
327 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) 10 cycles KVrms
b) 1 second KVrms
c) Continuous KVrms
17 Energy discharge capacity KJ / kV
18 Maximum residual voltage at nominal discharge
current
KVrms
19 Discharge voltage at 10KA discharge current KVrms
20 Impulse current withstand
a) high current short duration (4/10 micro sec. Wave) KA peak
b) Low current long duratin A peak
c) virtual duration of rectangular wave Micro sec.
21 One minute dry power frequency withstand voltage of
arrestor housing
KVrms
22 1.2/50 micro sec. Impulse withstand test voltage of
arrestor housing
KV peak
23 Total creepage distance of whole arrestor housing Mm
24 Cantilever strength of complete arrestor Kg
25 Visual discharge level for falling power frequency
voltage
KV
26 Pressure relief class as per IEC 99
27 Range of millimeter provided for leakage current
measurement
mA
328 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
28 Weight of complete arrestor Kg
29 Overall dimensions of complete arrestor Dwg. Enclosed
Yes / No.
30 Whether, literature enclosed giving details of
discharge counter, terminals
Yes / No.
31 Whether, all type test reports as per latest IS/IES
enclosed
Yes / No.
6. CLAMPS AND CONNECTORS
1 Name of manufacturer
2 Applicable standard
3 Type
4 For connection to circuit breaker
a) conductor size
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
d) liners if any
5 For connection to isolator
a) conductor size
329 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
d) liners if any
6 For connection to CT
a) conductor size
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
d) liners if any
7 For connection to VT
a) conductor size
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
330 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
d) liners if any
8 For connection to LA
a) conductor size
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
d) liners if any
9 For connection to Bus post insulator
a) conductor size
b) equipment terminal size
Material of construction
a) clamp body
b) bolts and nuts
c) spring washers
d) liners if any
10 Maximum temperature rise over ambient
temperature when carrying rated current
0C
11 Rated terminal load and factor of safety Kg
12 Weight of clamp complete with hardware
331 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
7. CONTROL AND RELAY PANELS
1 Panels designations
2 Name of manufacturer
3 Type of construction
Simplex / desk – cum – panel
4 Type of sheet steel (Hot rolled / Cold rolled )
5 Thickness of sheet steel
Front Mm
Back Mm
Sides Mm
6 Paint treatment and colour shades
(External & Internal )
7 Weight of each panel Kg
8 Dimensions if each panel section
(Width X Depth X Height )
9 General arrangement drawing No.
a) Individual panel section
b) Overall arrangement of complete panels
showing floor space
10 Largest package for transport
332 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Weight
Dimension
11 Special interconnecting cables, if required
included
Yes / No
12 Special tools and devices for maintenance
included (Attached list)
Yes / No
13 AUXILARY / INTERFACE RELAY
a) Make and type designation
b) Nominal voltage and % variation Volts + %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Speed of operation of relay m-sec
f) Pick-up / drop – off ratio
g) Burden of relay VA
14 CONTROL SWITCHES
a) Make and front dimensions
b) Type of switch (Spring returns to neutral /
discrepancy )
c) Type of handle ( Pistol Grip . spade or ‘T’
knob / ball handle )
333 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
d) Contact rating :
Continuous current A
Voltage Volts
15 PUSH – BUTTONS
a) Make
b) Actuator type
Momentary / maintained
Shrouded to prevent inadvertent operation
c) Whether integral engraved inscription
plates provided
d) Type and No. of NO/NC contacts
e) Contact rating :
Continuous current A
Voltage Volts
16 INDICATING LAMPS
a) Type
b) Ratings :
Voltage
Wattage
c) Series resistors are provided Yes / No
d) Life of lamp in burning hours Hours
334 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
17 ANNUNCIATORS
a) Make
b) Dimensions of each window (L X W X H ) Mm
c) No. of lamps per window
d) Lamps
Volts
Watts
e) Auxiliary supply voltage and permissible
variation
Volts / %
18 INDICATING METERS
i Ammeter
a) Make
b) Type of movement
c) CT Sec. Current A
d) Burden VA
e) Accuracy class and standard
f) Overall dimensions (front) mm
ii Voltmeter
a) Make
b) Type of movement
c) VT Sec. Voltage
335 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
d) Burden
e) Accuracy class and standard
f) Overall dimensions (front)
Iii Power factor meter
a) Make
b) Type of movement
c) VT Sec. Voltage
d) Burden
e) Accuracy class and standard
f) Overall dimensions (front)
iv) Frequency meter
a) Make
b) Type of movement
c) VT Sec.voltage
d) Burden
e) Accuracy class and standard
f) overall dimensions (front)
v) Energy meters
a) Make
b) Type of Mesurement
c) ( 3 phase, 3 wire unbalanced power /3
336 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
phase, 4 wire unbalanced power )
d) CT ratio A/A
e) VT ratio
f) accuracy and standard to which meter
conforms
g) Burden
h) Current coil VA
i) Voltage Coil VA
j) No. of digits in the meter
19 PROTECTION RELAYS
i) IDMT Overall current relay, IDMT earth
fault relay
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Burden of relay VA
f) Auxiliary supply voltage V
ii) Instantaneous over current relay
337 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Burden of relay VA
f) Auxiliary supply voltage V
iii) Instantaneous earth fault relay
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make and type designation
Break contacts
e) Burden or relay VA
f) Auxiliary supply voltage V
iv) Transformer differential relay
a) Make and type designation
b) Contacts, Hand Reset / Self reset
Make contacts
338 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Break contacts
d) Burden of relay VA
e) Auxiliary supply voltage V
v) Neutral displacement relay
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Burden of relay VA
f) Auxiliary supply voltage V
vi) Under Voltage relay
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Burden of relay VA
f) Auxiliary supply voltage V
339 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
vii) Restricted earth fault relay
a) Make and type designation
b) Setting range %
c) Contacts, Hand Reset / Self reset
d) No. of pairs of contacts
Make contacts
Break contacts
e) Burden of relay VA
f) Auxiliary supply voltage V
C) 11 KV Disc & 33 KV Insulators :
Sr.
No.
Particulars For 11 KV
Disc
insulator
33 KV Disc
Insulator
Electrical characteristics of Insulators
a) Nominal system voltabe.
b) Highest system voltage
a) Visible Discharge voltage 9 min.
b) Dry minute power frequency
withstand voltage.
c) Wet 1 minute power frequency
withstand voltage.
340 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
d) Power frequency puncture withstand
voltage.
e) Impulse ( 1.2 / 50 Micro second
wave) withstand voltage.
f) Impulse flashover ( 1.2 / 50 Mico
second wave) voltage +Ve
g) Impulse flshover (1.2 /50 Micro
second wave) Voltage –Ve
h) Dry Flashover voltage
i) Wet Flashover Voltage
Mechanical characteristic of Insulator
a) Minimum failing load.
b) Minimum creeping distance
Minimum cantilever strength for pin / post
insulators.
Colour of Glaze
Standard according to which porclain
insulators shall be manufactured and
tested.
Size of Insulators
a) Height
b) Overall outside diameter
Ball and socket size
341 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Weight per unit ( Approx.)
Tolerance in dimension if any
Suspension / Tension Hardware
a) Material used
b) Minimum failing load
Type of Hardware i.e. Crimping / Bolted.
d) Standard to which hardware confirm
e) Suitable for ACSR conductor size
f) Grade & standard Galvanizing if any.
D) ACSR CONDUCTOR:
Sr.
No.
Particulars Unit Details of
Conductor
MINK DOG
1 2 3 4 5
Name of ACSR conductor & make
Wire diameter
(a) Aluminium
(b) Steel
m
m
Conductors per phase No
Inter phase spacing m
Nominal Aluminium area Sq.mm
Total conductor area Sq.mm
Calculated resistance at 20 Deg. (Max) for
conductor
hm/Km
Approx calculated breaking load Sq.mm
Modulus of elasticity Sq.mm
342 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
Coefficient of linear expansion Sqmm.
1
Overall diameter mm
2
Weight of conductor Kg/Km
3 I.S. code for erection of conductor --
4
I.S. code for Elect. & Mech. Characteristic
of conductor -
GROUND WIRE :-
1) Size SWZ/MM
2) Location
RSJ Poles shall confirm the specific technical requirement as under :- (N.A.)
1) Size - mm
2) Weight - Kg Per Mtr.
3) Cross section area - cm
4) Width of flange - mm
5) Thickness of flange - mm
6) Thickness of web - mm
7) Moment of Inertia - a) IXX cm
b) IYY cm
8) Radius of Gyration - a) RXX cm
b) IYY cm
9) Moduli of section - a) ZXX cm
b) ZYY cm
10) Span length in meter - m ( Approx)
11) Wind load on conductors - Kg/m.
343 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
G) INSULATOR
1) INSULATOR STRING
Single Tension string.
a) No. of standard Disc Nos.
b) Size of Disc mm
c) Electro Mechanical strength KN
H) XLPE AND PVC POWER CABLES
Sr.
No.
Name of manufacturer XLPE3
X70
mm2
PVC 3½ x
35 mm2
1 Voltage grade KV
2 Size Sq.mm.
3 Nominal area of conductor 1) Nos
2) mm
4 Number and dia of strands in
conductor
mm
5 Nominal diameter of conductor
6 Conductor material
7 Type of material for
a) Conductor shielding and
thickness
8 Insulation details
a) Type
b) Thickness mm
344 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
9 Nominal thickness of PVC mm
10 Nominal thickness of XLPE
insulation
mm
a) Process used for application
11 Overall diameter of cable mm
12 Weight of finished cable Kg/Km
13 Details of drum
a) Standard drum length M
b) Tolerance on standard drum
length
+ %
c) Approx. Gross weight ( For
normal delivry length)
Kg.
14 D.C. resistance at operating temp.
200 C
Ohm/Km
15 A.C. resistance at operating temp.
90 C
Ohm/Km
16 Inductance when cables are laid in
close
i) Trefoil formation MH/KM
ii) Horizontal formation MH/KM
17 Capacitance FD/KM
18 Dielectric loss at reted voltage and
frequency
Watt / KM
345 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
19 Charging current at rated voltage
and frequency
AMP / Km.
20 Permissible maximum temperature
of conductor for continuous
operation at rated current.
0C
21 Continuous current rating single
core cable laid in
At 400 C At
900C
i) Trefoil formation
a) Direct in ground Amp
b) In duct Amp
c) In Air Amp
2 Short circuit rating of cable for At 200 C At
900C
i) One second duration KA
ii) Three second duration KA
3 Final temperature of conductor
during (22) above with
temperatures prior to short circuit
50 C and 90 C
0C
4 Minimum bending radius for
installation
mm
5 Reference to standard specification
for current rating and derating
factors.
6 Impulsive level KVP
7 Permissible tension in cable. Kg.
346 MAHARASHTRA KRISHNA VALLEY DEVELOPMENT CORPORATION , PUNE,-11
(A. Govt. of Maharashtra Undertaking)
Signature of Contractor No. of Corrections Executive Engineer Mhaisal Elect & Mech Dn, Sangli
SECTION SECTION SECTION SECTION –––– XIXIXIXI
DRAWINGSDRAWINGSDRAWINGSDRAWINGS