TENDER FOR RETRO-FIT OF Oil Recovery Vessel · PDF file · 2014-11-29to increase...

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MARINE DEPARTMENT

BUDGETARY OFFER FOR RETRO-FIT OF OIL RECOVERY VESSEL ‘ANNAM’ INCLUDING RENEWAL OF DECK, HULL, BULWARK AND WHEELHOUSE STEEL PLATES AND ALL OTHER WORKS.

Y2/219/2014/M

SUBMISSION ON OR BEFORE 8-12-2013 @ 2.30PM

BUDGETARY OFFER FOR RETRO-FIT OF OIL RECOVERY VESSEL ‘ANNAM’ INCLUDING RENEWAL OF DECK, HULL, BULWARK AND WHEELHOUSE STEEL PLATES AND ALL OTHER WORKS.

SCHEDULE ‘A’ TECHNICAL SPECIFICATION

1. PURPOSE:

Oil Recovery Vessel “Annam” is a special purpose vessel and is used for recovery

of spilled oil from sea and has wing tanks to store about 50 kilo litres of oil. It has one

propulsion engine and one generator engine by which power supply is given for operation

of skimmer and spill spray system. The craft can carry men and materials such as booms

required for combating oil spills. The craft is regularly used for garbage collection and

cleaning of oil traces in the water front and for pollution prevention and combating

operations.

ORV “ANNAM” built in the year 1994 is at present lifted up at the boat basin to

facilitate carrying out complete retrofit of the vessel so that the life of this special purpose

vessel can be extended and it is proposed to carryout the repairs to the hull and

machinery. The retro fit of the vessel shall be carried out at the boat basin jetty.

The vessel was taken on boat basin and thereafter cleaning and chipping was

carried out. After chipping it was noticed that in many places especially engine room

bilge area and rudder compartment the hull plates are holed and thinned down. Ultrasonic

thickness gauging has been carried out by the Trust and hull, deck and bulwark steel

plates are required to be renewed as per the recommendation of Third Party Inspection

Surveyor who shall be engaged by the contractor prior to commencement of the work.

The scope of work includes complete refurnishing of wheel house and removal of pipe

lines, valves, accessories etc., by gas cutting and welding. The contractor shall put back

all the machineries, equipments and fittings etc. after overhaul / repairs or renew as per

the scope of the work and recommendation of IRS / Chennai Port on completion of

welding of the steel plates. The work also includes installation of new machineries and

equipments, pipelines etc. including pollution control equipments. The work shall be

carried out to the satisfaction of DC or his authorized Trust officials. Necessary care

shall be taken while gas cutting and welding and all the precautionary requirements and

procedures shall be followed.

2. LEADING PARAMETERS OF THE VESSEL ORV ‘ANNAM’:

Length : O.A. : 18.0 Mtr

Breadth : MLD : 4.4 Mtr

Depth : MLD : 2.25 Mtr

Draft : 1.4 Mtr.

3. BRIEF DERCTIPTION OF WORK :

Grade of steel to be used IS 2062 Grade B steel and Grade certificate shall be

produced to the Trust along with the IRS approval .

The contractor shall carryout the work as per the recommendation of the surveyor

and in case any frame, web plates, bulk head plates or any other strengthening member

are found damaged or thinned down the same shall be cropped up and renewed. The

entire work and workmanship shall be approved and certified by the surveyor of the IRS

classification society as third party. The materials used and persons engaged for the work

shall be approved and certified by such surveyor. The frames and structures shall be as

per the original drawings and all directions shall be approved by TPI Surveyor. In case of

any damage to the equipments, fittings, etc., it shall be replaced or repaired at the

contractors cost and to the entire satisfaction of the DC or his authorized Trust officials.

The required M.S. Plates, angles, Steel pipes etc. shall be arranged by the

contractor as per the requirement. The old and cropped plates, angles etc. shall be handed

over at Trust Returned Store Yard after obtaining necessary forms from Dock Master.

The firm shall have to work at worksite at their own cost. The firm shall have to

maintain high quality of welding by engaging qualified welders as followed in good ship

building practice. The welding and work carried out shall be approved by third party

inspector.

4. SCOPE OF WORK:

Budgetary offers are invited from Ship yards and Marine workshops for Retro‐fit of Oil

Recovery Vessel 'ANNAM'. This Pollution Control Craft owned by Chennai Port Trust‐ORV

'ANNAM', which is 20 years old and requires extensive plate renewal. The Retro fit work shall be

carried out as per the IRS Class requirements for refit of ships operating within harbour areas.

The vessel was originally built under IRS Class but presently not under Class. As part of retro‐fit

all the redundant systems, old and unused and damaged machineries and equipments shall be

dismantled and new pollution equipments will be mounted. The tanks for collecting oily wastes

shall be repaired and the void spaces and unused compartments are to be converted into tanks

to increase the waste oil holding capacity without affecting the stability of the craft. The

conversions and addition and removing/shifting of loads require the approval of Class.. It is

therefore necessary to engage Naval Architect to plan the Retro‐fit. The new equipment shall

also be designed as part of the modification of the vessel. IRS approval has to be obtained for

the Retro‐fit plan and on completion of retro‐fit of the Vessel, an Inclination has test has to br

conducted by Class for issuing Revised Trim and Stability book shall be issued..

The following are the works involved in the Retro‐fit of ORV ‘ANNAM’

PLATE RENEWAL

1.)Complete deck plate renewal to be carriedout and side and bottom plates renewals will be

according to IRS recommendation.

2).UTG of hull to be taken if required by Class.

3) The Wheel house side and ceiling steel plates are to be completely renewed and interior

paneling, glass and flooring as well as exterior to change..The Mast and other structures on the

wheel house are also to be renewed. The wheel house to be designed for good aesthetic look

and all round visibility. The possibility of raising the floor height for a clear view of the activities

at the forward without affecting the stability to be considered while designing the wheel house.

.

The Navigation and electric panels, switch board, lighting, wipers, remote (for speed setting)

and other equipments/controls to renew/repair.install as required.

4) The inspection and testing (if recommended by Class) of frames and all transverse and

longitudinal members and strengthening/renewal as required. Also to provide extras frames as

per recommendation.

5) The dismantling of all the redundant systems and old and unused machineries and

equipments, pipelines and valves and welding of suitable inserts or fitting blanks.

6) The strengthening of tank bulkheads and renewal of manholes/doors, combings, fittings,

vent and sounding pipes.The man hole doors to be of uniform/standard dimensions wherever

possible..

7) The tanks for collecting oily wastes shall be repaired and the void spaces and un used

compartments to be converted into tanks to increase the waste oil holding capacity without

affecting the stability of the craft with necessary approvals

8) )To renew all the railings on the deck and wheel house top and deck and E/Room bulwark to

renew as required.

9) To fix anodes as per the Ckass requirement

10) E/Room top cover to repair and sky light doors and exhaust blower to provide.

The total quantity of steel renewal for hull and deck plates is approximately 25,000 kgs. To

reduce the cost the cut and dismantled hull plates found in reusable condition are to used

suitably such as man hole doors, combings, bulwark, fittings etc.,

The scaffoldings necessary for carrying out the shall be arranged by the contractor.

VESSEL SYSTEM

11) All unused machineries and pipelines to remove and new pipelines, valves and fittings to

renew wherever found thinned down/damaged.

12) To fit suitable G.S.Pump, fuel transfer pump, bilge pump, air compressor, fuel service tank

(these will be supplied by Trust in as is where is condition and may require o/haul, repairs and

new spares) with new or exsisting pipe lines, valves and valve chests in Engine Room. Sea chests

and gratings to repair and wherever required new pipes, valves and chests to provide.

13) All electrical panels/boards and switches and cables and blowers to repair/renew.

14) All electrical fittings in E/Room , deck and navigation lights, focus lights and cables

are to be fitted new.Also to provide sockets in E/Room , Deck and W/House.

15) To provide new fire hydrant system in E/Room and deck ( 8 to 10 nos.,) from G.S/ pump

discharge with hoses and nozzles and fixing suitable stands for hoses.

16) To overhaul/repair 1no., alternator, 1no., gear box and steering gear systems and fit back

and commission.

17) To dismantle Kort nozzle, overhaul and fit back with new spares‐bushes ,seals, O‐rings etc.,

18) To install and commission main engine: Couple with o/hauled gear box, aligning after

checking the trueness of the shaft and stern tube and fit with new spares‐bushes,seals, O‐rings,

couplings, bollts,nuts etc.,

19) To install and commission generator engine couple with Alternator(o/hauled by contractor)

after checking the alignment etc., and fit with new spares‐bushes, seals, O‐rings, couplings,

bollts, nuts etc.,

20) Propeller shaft and propeller to dismantle and shaft trueness to check. Propeller profile to

check and necessary repairs to carry out .To assemble back with new bushes.

21) To provide heavy duty plug points and service air at different locations in E/Room and deck.

22) Also provide necessary fire extinguishers.

POLLUTION CONTROL RELATED EQUIPMENTS

23) To procure and install following pollution control equipments on deck :

a) Screw pump for transferring oils of different viscosity including waste oils.

b) Submersible pump and sufficient hoses, strainer, couplings etc.,

24) 1no., work boat supplied by Trust to be repaired and suitable arrangement made for fixing

out board motor. 2nos., out board motors supplied by Trust to be o'hauled and tried out.

25) Sweeping Arm: To design and fit sweeping arms (JIB) of minimum 12 mtrs length

fabricated with materials capable of withstanding corrosion. The one end of jib to be fitted on

deck on both the sides suitably located between forward and mid shipand the other end to a

float to which the booms is also connected.(see photos attached).

26) Garbage collector: To fit garbage/trash collecting tray (suitable shape and size) fabricated

with steel capable of withstanding corrosion due to permanent immersion in sea water. (see

photos attached).The tray is to be fitted at the forward and operated by electrical/electro

hydraulic davit. When the tray is lowered the garbage collects into it and when lifted collected

garbage fall into bins kept on the platform erected at suitable level between the forepeaks.

Arrangement to lock the tray in vertical position while it is not in use.

A platform made of anti corrosive steel to made at appropriate level between the fore

peaks for dumping the garbage when the tray is lifted up. The PVC bins into which the garbage is

filled can be lifted up by means of mechanically operated davit by means of opening at the

ford’(the gratings fitted on the opening at the ford’).

The deck at the ford’ to be extended as shown in the photograph for the workers to

handle the garbage collection operations.

27) To fabricate and install 1no., mechanically and 1 no., /motor/electro‐hydraulic davits one on

port and another on the stbd. sides. Chain blocks of 2 and 5 tons capacity to provide.

28) To provide talk back communication system at the ford’ to communicate with amaaster

while collecting garvage. Also to provide 2nos., Walkie Talkies with spare batteries and charger.

29) To make and lay wooden gratings on deck all around the tank manhole doors.

30) To repair/overhaul spill spray equipments including engine and pump and install spill spray

arms and driving gear with motor, gear box, connecting hoses,tank etc

31) To overhaul and fit 1no., hand operated winch (Trust supply) at suitable location on deck.

32) The surfaces of new and old plates fitted to be suitably prepared on both sides as per the

Class requirements prior to applying primer and finished coats.

33) To paint deck, wheel house, tanks, deck and engine room, machineries and all equipments,

pipe lines and engine room.

34) To paint hull as per Class painting scheme.

35) Engraving and fixing of name boards at the forward,aft and on the top of wheel house.

36) All thescrap ferrous and non‐ferrous certified by Trust officials as unusable and condemned

to be shifted periodically and on completion of entire work to Trust's RSA Yard.

37) To carryout inclination test and issue Approved Trim and Stability booklet (Revised after

Retro fit) and other mandatory certificates for refit and equipments and to take Sea Trials.

38) All the charges towards IRS, Naval Architect, tests and trials, certification etc., to bo borne by

the contractor.

39) All taxes, Insurance, transportation shall be to thecontractor’s account and service tax will

be reimbursed on production of documentary evidence.

5. COMMENCEMENT OF WORK:

The firm shall after acceptance of the order submit a detailed program showing

procedures and methods and the order in which the work is proposed to be carried out

within 10 days from the date of award of Contract. The work shall be commenced within

20 days from the date of issue of work order. The Contractor shall also intimate the

details of TPI Surveyor engaged by them.

6. COMPLETION OF WORK:

The firm shall complete the entire work within 90 Trust working days from the

date of receipt and acceptance of the order or from the date the craft is made available.

The contractor shall be given extension for 15 days for extra steel renewal given

subsequently based on TPI Surveyor’s recommendation. After completion of the entire

work all the old steel plates, pipes and other scrap shall be returned back to RSD, stores

department of Chennai Port at firms cost.

7. PAYMENT TERMS:

The payment shall be made for the actual area covered for the renewal of deck,

hull, bulwark and steel fender etc. Payment shall be made only after completion of all the

works and trials and tests and submitting proper bills in the Trust format by the firm and

accepted by the Deputy Conservator or his representative. All efforts will be made to

arrange payment within 30 days.

8. GUARANTEE:

The entire work carried out by the firm shall be guaranteed for the materials and

workman ship for 12 months from the date of acceptance of the work by the Trust and in

case any of the works are given to a sub contractor by the contractor to whom the work

has been awarded it shall be the responsibility of the contractor for proper exececution

and timely completion of the work and for guarantee for the materials, equipments,

spares and workman ship .

The firm is responsible for the cleanliness of the area on deck and inside the

Engine room, rudder compartment of the vessel ORV “Annam”” and surrounding areas

on the jetty, The firm shall remove and clean all the old wasted items and they shall dump

all the waste materials in the area specified by the Trust Engineer.

9. RATE TO BE QUOTED:

The tenderers shall inspect the vessel ORV ‘Annam’, which is lifted up at boat

basin jetty before quoting. The firm while submitting the tender shall indicate

specification of steel plates as mentioned in the cost schedule. The work shall be carried

out at the boat basin. The offer shall be submitted in the Trust format indicating rate per

ton and the total cost for each item mentioned in detail in the Annexures I - IV .

The contract involves steel renewal of 25 tons of steel plates, angles, pipes

etc., of different sizes for hull, deck, wheel house and bulwark and deck outfittings.

The actual quantity of steel shall be based on TPI Surveyor recommendation.

The details of steel renewal works and painting are given as ANNEXURE-I and

rates per each work shall be quoted separately.

All other works are given in ANNEXURE-II & III and the tenderer shall

quote separately for each work.

The rate shall include all taxes, third party surveyor charges, contingencies,

insurance, transport etc., and shall be quoted separately as ANNEXURE- IV.

Even though the breakup details of work involved are mentioned in the

ANNEXURES –I to IV and the tenderers are required to quote for each item separately,,

Chennai Port Trust shall award the work to the overall lowest offerer i.e.) total cost

inclusive of taxes.

The tenderer is also required to QUOTE SEPARATELY IN COST

SCHEDULE –A1 the cost of labour, consumable materials for welding and cutting

including surface preparation for OLD AND DISMANTLED PLATES OR NEW

STEEL PLATES, if supplied by Trust.

10. SECURITY DEPOSIT:

The successful tenderer prior to commencement of the work shall pay a security

deposit of 5% of the contract value and on awarding the additional steel renewal work

over and above the minimum of 25 tons of steel renewal work shall pay additional

security deposit @ 5% of the value of the additional work awarded within 7 days from

the date of acceptance of the work order of the additional work.

11. GENERAL PROVISION

The vessel is on the jetty at the boat basin to facilitate carrying out the work. The

firm has to bring all equipments and accessories for carrying each specified work as per

schedule like gas for cutting & renewal. A good quality welding electrodes approved by

Class having radiographic quality above shall be used. The contractor shall on

completion of the welding test all the welded sections as per the TP Surveyor

requirements and procedures. Representatives of Chennai Port Trust shall be present

whenever testing is done by TP Surveyor and any re-work / rectification shall be carried

out. On satisfactory completion of the testing and prior to handing over surface

preparation on the inner and outer sides of entire steel plates of the craft shall be done and

a coat of zinc primer shall be applied on both sides. The contractor shall fit back all the

machineries, equipments, pipelines, wheelhouse fittings and cables and confirm in

writing that all are in order and in working condition.

12. EXPERIENCE & WORKMANSHIP:

The firm shall have the ship building/ship repairing experience with complete

facilities to do the repairs mentioned above. The firm shall have technical know how

sufficient experience and facilities for hull and deck plate renewal. The firm shall have

adequate and competent personal supervisory staff and equipment to carryout the work.

The plating work shall be carried out as per the ship building practices and accordance

with the existing rules and regulations. The firm is responsible for the safety of their

employees as per the industrial Act. The Deputy conservator or the Deputy Marine

Engineer’s authorized by him has full powers to adopt any materials and to confirm the

quality of the work carried out by the firm. The firm shall claim for the work carried out

for the actual area measured.

The firm shall carryout any rectification/redoing of the work not done properly

specified by the representative of DC without any extra cost. If the rectification ordered

to be done is not rectified during the time specified by the DC or his representative. Trust

shall have the right to change such work to any other agency and recover the cost from

the contractor. The entire work carried out by the firm shall satisfy and accepted by the

DC or his representative.

13. STORAGE OF EQUIPMENTS / MATERIALS:

The storage of all equipments / materials under safe custody and safeguarding of

the equipments / materials used for the work shall be entirely the Contractor’s

responsibility and the Trust shall not be responsible for any damage or loss of any of the

equipments / materials.

COST SCHEDULE –A1 BUDGETARY OFFER FOR RETRO-FIT OF OIL RECOVERY VESSEL ‘ANNAM’ INCLUDING RENEWAL OF DECK, HULL, BULWARK AND WHEELHOUSE STEEL PLATES AND ALL OTHER WORKS.

Sl.

No

Description of work Quantity (approx)

Unit rate Rs. per Kg

Cost Rs.

a. Renewal of Steel plates of deck, hull, bulwark, wheelhouse and deck out fittings inclusive of supply of class approved plates, materials, labour for cropping and welding @ Rs. ______ per ton of steel (As detailed in Annexure-I)

25 Tons

b. Repair / Overhaul , Installation & Commissioning of Vessel’s Machineries & System (As detailed in Annexure-II)

Lumpsum

c Design / Repair / Overhaul , Installation & Commissioning of Oil Spill Response related Equipments, Machineries & System (As detailed in Annexure-III)

Lumpsum

d Miscellaneous (As detailed in Annexure-IV) Lumpsum

TOTAL

(Rupees…………………………………………………………………………………… only) The above offer is for carrying out the complete work using ……… grade of steel of sizes ……..mm x ………mm and as per the specifications and terms and conditions of Chennai Port Trust for the above tender.

Sl.No. Description Rate per Ton of Steel

I Cost of Plate renewal with supply of plates (new or old) by Trust for the works mentioned in Annexure-I inclusive of labour, consumable materials, surface preperation etc.

SIGNATURE OF CONTRACTOR

WITH DATE AND SEAL

SL.NO LOCATION ORV ANNAM ‐ BUDGETARY OFFER 2014

DESCRIPTION OF WORK QUANTITY

(APPROX) GOW

UNIT

RATE

PER KG

(Rs)

COST

Rupees

Annexure‐I (Plate renewal, Deck out

fittings,Pipelines, Fenders & other allied

works)

1 Main deck

To Crop & Renew the compkete Main Deck plates by

using thr following materials

MS Plate app.18,000x4400x8mmthk‐01No and.

MS Angle 75x75x8mmthk‐90mtrs.

2 Main deck

Outfittings

To Crop & Renew Main Deck Outfitting by using

following materials

Materials to be Used for 01set Booby hatch Door

with coaming of app. Dimension 12 SETS

MS Plate 660x660x6mmthk‐01No.

MS Plate 660x100x8mmthk‐04Nos.

MS Flat 25x6mmthk‐05mtrs.

MS Hinges, butterfly eye bolts with nuts,

Rubberbeading will be extra.

3

Materials to be Used for 01set Booby hatch Door

with coaming 06

SETS



MS Flat 25x6mmthk‐06mtrs.

MS Hinges, butterfly eye bolts with nuts,

Rubberbeading will be extra.

4 UTG, if mandatory as per Class. Lump sum

5 To Crop & Renew BOLLARDS by using following material

Materials to be Used for 01set Bollard of

approximate dimensions 05 SETS

6” MS Sch.80 Seamless pipe x 500mm long‐02Nos.





MS Round bar dia20mmx100mm long‐02Nos.

6

To Crop & Renew forward gratings

Kgs.

Materials to be Used for FWD Gratings

MS Round bar dia20mmx450mm long‐50Nos.

7

To Crop & Renew Main Deck Railings by using

following materials

Materials to be Used

1” GI C Class Pipe – 55mtrs.

1 1/2” GI C Class Pipe – 25mtrs.

MS Plate 150x150x8mmthk‐75nos.

8

To Crop & Renew Railings on Wheel House top by

using following materials


1” GI C Class Pipe – 15mtrs.

MS Round Bar dia 20mm ‐ 15mtrs.

9

To Crop & Renew E/Room Bulwark coaming by

using following materials



MS Plate 2500x100x8mmthk‐02nos.

MS Angle 50x50x6mmthk x 600mm long‐20Nos.

MS Plate 4500x100x8mmthk‐02Nos. (Drill hole ‐

75Nos. To be made)

MS Fabricated I‐Beam 200x100x8mmthkx2500mm

long ‐ 01No.

MS Plate 2500x100x8mmthk‐02Nos. (Drill hole ‐ 75Nos.

To be made)

MS Plate 4500x2500x8mmthk‐01No.& Necessary Rubber

joint & bolt with nut extra.

10

To Crop & Renew E/Room Diesel tank by using

following materials





Necessary copper & MS pipe lines, fittings &connections

will be Extra.

11

To Crop & Renew Deck Bulwark coaming by using

following materials






12

To Renew D‐Fenders all around the craft with SS Bolts

with Nuts.


D‐Fendors with necessary SS Bolts & nuts. ‐ 24Nos.

To Facilicate above work, Staging to be erected for the

below size .

Staging size : 4mtr ht x 2mtrwidth x 45mtrrs long (for 4

sides)

13 To Renew Tyre Fenders with Link chain & SS D Shackle


Fender Round Tyre ‐ 40Nos.


SS 'D' Shackle Dia 16mm ‐ 80Nos

GI Link alloy chain dia 16mm ‐ 60mtrs.

14 Wheel House To Crop rusted plates, design & Renew Wheel house

The app dimensions of the materials to be Used





MS Angle 50x50x6mmthk x 3000mm long‐08Nos.

MS Cheq. Plate 1500x300x6mmthk‐01No.


15

To Crop & Renew Scupper line ( connecting Wheel

house top to maindeck area)



2 1/2 GI short bend –04Nos.

2 1/2” MS Flange – 04Nos.

MS bolts with nuts & NeopreneRubber joints will be

extra.

16

To Crop & Renew Vertical ladder ( connecting Wheel

house top to maindeck area)


MS Flat 75x10mm thkx3000mmlong‐02Nos.




17 To Crop & Renew Lightmast on Wheelhouse deck


3” MS Sch.40 Seamless pipe ‐03mtrs.




18

Main deck

AFT

To Crop & Renew Steering dear hyraulic pump sheet

metal casing



MS Angle 50x50x6mmthk x4000mm long‐01No.

MS Round Bar dia 20mm ‐ 01mtr.

19 Tanks To Crop & Renew wasted steel areas


MS Plate ‐ 3000kgs.approx. (for total 12Nos. Tanks)


MS Round Bar dia 20mm ‐ 40mtrs. (for total 12Nos.

Tanks)

20 Tanks,Deck &

To Remove all redundant M/Cs, Equipments,valves,

pipelines etc.,in the tanks and E/Room (12Nos. tank) &

provide MS Dummy blanks/inserts wherver required

(Size of pipe : 3",4" & 5" lines ‐ 30mtrs. Approx.

To cut/dismantle/Remove un used and redundant ferrous

and non ferrous identified and marked by Trust; officials

from E/Room andother compartments/tanks and the

same to be shifted and handed over at RSA Yard /

workshop by contractor's men and transport.

21 Side shell

To Crop & Renew wasted & thinned down side shell

areas(port and stbd. Sides)


MS Plate 18000x2500x8mmthk‐02Nos.(Port & Stbd

side)

MS Plate 4000x1000x8mmthk‐01No.(AFT)

MS Plate 4000x1000x8mmthk‐01No.(FWD)

To Facilicate above work, Scaffolding/Staging to be

erected for the below size .

Staging size : 4mtr ht x 2mtrwidth x 45mtrrs long (for 4

sides)

22 FWD

To Crop & Renew wasted & thinned down Fender half

round pipe


6” MS Sch.80 Seamless pipe ‐04mtrs.(To make into

two halves)


23

Steeringr

compartment MS Plate 2000x2000x8mmthk‐02Nos.

FWD

Curvature

MS Plate 4000x2500x8mmthk‐02Nos. (Same to be

bent to required shape)

24 Bottom Plate

To Crop & Renew wasted & thinned down Bottom

plating areas


MS Plate 18000x4000x8mmthk‐01No.(Port & Stbd

side)

The maximum percentage of scantlings @ ___% for

the above works

Kgs.

Andes as per Class requirements to fit.

Complete Painting all steel structure (Internal and

external) to be done as per Class painting scheme

including surface preparation by grit /copper slag

blasting as per IRS recommendation.

To Carryout complete Carpentry

work,Panelling,Flooring , Navigational inclu. Cabin

glass,Main door to be renewed, Wiper with motor

arrangement to be installed.

Engraving of vessl's and name in the forward and aft

and name plates on wheel house.

TOTAL

ANNEXURE‐II

(Repair / overhaul/inbtallayion /commissioning of vessel

machineries and systems)

25

Main and Generator Engines to Install & Commosioning

to be done

1 no., Main Engine o/hauled and supplied by Trust shall

be installed and coupled with gear box (o/haul in

contractor's scope) and 1 no., Generator Engine o/hauled

and supplied by Trust shall be installed and coupled with

Alternator (o/haul in contractor's scope) .All the materials

including couplings,bearings & other gear box spares shall

be procured and assembled by the contractor.

26

To Remove of Propellor shaft, renew bushes, fit back in

place ,align with M/E and & Trial test to be done. To

check trueness and carry all the necessary repairs. All the

materials including ,bearings spares etc., shall be

procured and assembled by the contractor

All electrical motors, blowers, panels, main switch boards

and switches and cables to repair/renew. Engine charging

cicuits, alternators,starting motors to repair/new to

provide and batteries to supply.

27

All electrical fittings in E/Room , Nain deck and

navigation lights, focus lights /search lights/flood lights

and cables switchesand fittings are to be renewed and

wherever required new fittings to provide. Also to

provide sockets in E/Room , Deck and W/House

Electrical work in Wheel House, Steering compartment

and oter spaces/compartments

Lighting and switches/sockets and panel boards and all

the necessary fittings to provide.

28

To overhaul and Install the following Machineries

supplied by the Trust . To Overhaul the following E/ Room

Machineries : 1no.‐ Main Engine gear box , 1no.‐

Alternator, 1no.‐ General Service Pump, 1no.‐Air

Compressor, 1no.‐Exhaust blower,1no.‐ Bilge pump . The

contractir shall provide suitable or repair/modify existing

base,foundation,suction and discharge chests ,sea

suction, pipe lines ,o/board & by pass whre ever

required.1) GS/Fire Pump to be installed for deck and

E/Room hydrant system.(6 hydrants) 2)Bilge p/p for

pumping out E/Room and Steering compartmentts. 3) Air

Compressor with reciver and service air lines to E/Room

and deck.

29

To provide fire fighting system with discharge from GS

Pump with new pipelines and hyrants (8to10) in E/Room

and deck.

30

To Crop& Renew Pipelines in E/R wherever required

Suitably for all the new and existing systems. Also to fit

new valves and fittings wherever necessary.

31

To paint all macineries and pipelines as per painting

code.

32

To provide service air and heavy duty plug points in

E/Room and deck.

TOTAL

ANNEXURE‐III

( Design/ overhaul/Install/Commission of OSR related

equipments and systems)

33

To Install Pollution related equipments: To procure and

install Fuel oil transfer pump capable of handling oils of

different viscosities, submersible pump with necessary

hoses, strainer and electrical cable etc.,

34 To Install Devit elec. Motor driven on Maindeck Port&

Stbd side.

1 No. Mechanical devit.

1 No. Electric / Electrohydrolic Devit

35

To provide wooden gratings on deck to the height of

tank comings.

To design and fit sweeping arms (JIB) 25) Sweeping

Arm: To design and fit sweeping arms (JIB) of

minimum 12 mtrs length fabricated with materials

capable of withstanding corrosion. The one end of jib

to be fitted on deck on both the sides suitably

located between forward and mid shipand the other

end to a float to which the booms is also

connected.(see photos attached).

36

1no., work boat owned by Trust to be repaired and

suitable arrangement made for fixing out board motor.

2nos., out board motors supplied by Trust to be o'hauled

and tried out

37

To fit garbage collecting arrangement:

Garbage collector: To fit garbage/trash collecting

tray (suitable shape and size) fabricated with steel

capable of withstanding corrosion due to permanent

immersion in sea water. (see photos attached).The

tray is to be fitted at the forward and operated by

electrical/electro hydraulic davit. When the tray is

lowered the garbage collects into it and when lifted

collected garbage fall into bins kept on the platform

erected at suitable level between the forepeaks.

Arrangement to lock the tray in vertical position

while it is not in use.

A platform made of anti corrosive steel to

made at appropriate level between the fore peaks

for dumping the garbage when the tray is lifted up.

The PVC bins into which the garbage is filled can be

lifted up by means of mechanically operated davit by

means of opening at the ford’(the gratings fitted on

the opening at the ford’).

The deck at the ford’ to be extended as

shown in the photograph for the workers to handle

the garbage collection operations.

38

To install Spill Spray unit and Spill Spray arms: To

overhaul the complete spill unit (engine and pump with

new spares as required and install the same with new

base. To Provide Electrical Drive for Spill Spary arms

mechanism on Maindeck Port & Stbd side with 2 sets of

Electrical motors with new connections from E/Room

mains and start/stop pyeh buttons , suitable gear

drive,hoses, stays etc. Materials to be Used for Spill Spray

unit base stand

TOTAL

ANNEXURE‐IV

39

Charges for TPI By IRS Class Suuveyor & Naval Arct. To be

Engaged for the supervision and tests and trials including

Inclination test and Revise Trim and Stability booklet.

40 Transport , Insurance, Power supply etc.

41 Taxes & Duties (to specify)

42 Contingencies

43 Service Tax @ _____%

TOTAL

BUDGETARY OFFER FOR RETROFIT OF ORV “ANNAM”

.SAMPLE PHOTOS FOR ILLUSTRATION OF SWEEPING ARM AND GARBAGE COLLECTOR

Note: The following photos / figures are given only for the purpose of illustration / guidance

and shall not be taken as the requirement of Chennai Port under Scope of Work.

PHOTO 1

PHOTO 2

PHOTO 3

PHOTO 4

WHILE COLLECTING GARBAGE – TRAY IMMERSED IN WATER

PHOTO 5

WHILE COLLECTING GARBAGE – TRAY BEING LIFTED UP FROM WATER

PHOTO 6

WHILE DUMPING THE COLLECTED GARBAGE

PHOTO 7

PHOTO 8SWEEPING ARM JIB FIXING ARRANGEMENT ON DECK

PHOTO 9SWEEPING ARM JIB FIXED TO THE CRAFT

JIB AND BOOM CONNECTED TO FLOAT

PHOTO 10

The dimensions for designing SWEEPING ARM JIB are approximate and for guidance only

TENDER FOR RETRO-FIT OF Oil Recovery Vessel · PDF file · 2014-11-29to increase...

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