Electrical SOR Jan2010

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Transcript of Electrical SOR Jan2010

STANDARD SCHEDULE OF RATES

FOR

ELECTRICAL WORKS

(JAN 2010)

HOUSING AND DEVELOPMENT BOARD STANDARD SCHEDULE OF RATES FOR ELECTRICAL WORKS (JAN 2010)CONTENTS

S/N

DESCRIPTION GENERAL PREAMBLES ELECTRICAL INSTALLATIONS

PAGE 1- 3

A B C D E F G H I J K L

POINT WIRING POWER/HEATER POINT CIRCUIT WIRING TELEPHONE CABLING CABLE SUPPORT SYSTEMS ELECTRICAL ACCESSORIES FLUORESCENT LUMINAIRES LIGHTNING CONDUCTORS AND EARTH RODS EXTERNAL LIGHTING EMERGENCY/EMERGENCY EXIT SIGN LUMINAIRES FIRE ALARM ACCESSORIES TELEVISION SYSTEMPublished by Housing and Development Board, Republic of Singapore No part of this document may be reproduced or copied in any form or by any means without the prior written permission of the publisher.

4-6 7 - 11 11 - 18 18 19 - 21 22 - 29 29 - 30 30 - 31 31 - 65 65 - 66 67 68 - 71

Page 1 of 78

GENERAL PREAMBLES1 1.1 Introduction The clauses in the General Preambles shall apply to all work items contained in the Standard Schedule of Rates. All rates include the allowances for complying with the General Preambles. All rates contained in the Standard Schedule of Rates are fixed basic rates (in Singapore Currency) and no amendment whatsoever shall be made to such rates. The tenderers shall be deemed to have closely studied all rates contained herein and duly noted their implications. All rates contained in the Standard Schedule of Rates are exclusive of any Goods and Services Tax. Any such Goods and Services Tax shall be borne by the HDB as and when the same becomes due and payable. All work, materials and goods described in this Standard Schedule of Rates shall be of the respective kinds described in the Contract and in accordance with the instructions of the Superintending Officer or the Superintending Officer's Representative. Headings to groups of items shall be read as part of the descriptions of the items to which the headings apply. Where brand/trade names are given in the descriptions, they are solely intended for fixing the rates of the items. The products and materials to be used in the contract shall be governed by the specifications, drawings and other documents forming the contract (and not this Schedule of Rates). Description of Works and Inclusions Unless specifically stated otherwise, the following shall be deemed to be included in the description of the item of work:a) Labour and all costs in connection therewith including the labour in fabricating, assembling, setting, fitting and fixing of materials and goods in position. Materials and goods including materials required for lapping, jointing and the like and all costs in connection therewith such as conveyance, delivery, unloading, storing, returning of packings, handling, hoisting and lowering.

1.2

2

3

4

5

6

7

b)

Page 2 of 78

GENERAL PREAMBLES7 Description of Works and Inclusions (Cont'd) c) d) e) f) g) Preparing surfaces to receive work. Protecting materials and work. Waste of materials. All cutting and waste. Use of construction equipment, tools, vehicles and all costs in connection therewith. Cleaning up on completion and making good all work disturbed. General requirements set out in the Specifications, Drawings and other documents forming the Contract. Establishment charges, overhead and profit.

h) i)

j) 8

The description of each item of work shall be deemed to include all screws, nails, bolts, nuts, nipples, fixing or supporting clips, saddles, brackets, straps, rivets, plugs and the like and all incidental accessories, chases, holes, mortises, cutting away plugging and making good of walls, ceilings and other structural features where necessary. All metal conduits shall be deemed to include socket joints. Unless otherwise stated, all work shall be measured nett as fixed in its place. Unless otherwise stated, pipes are described by their internal diameters. Where minimum deductions of voids are dealt with in this document they shall refer only to openings or voids which are within the boundaries of measured area. Openings or voids which are at the boundaries of area shall always be the subject of deductions irrespective of size. Billing of Quantities Where the unit of measurement is the linear metre, square metre and cubic metre, quantities shall be billed to the nearest whole unit. Fractions of the unit less than half shall be disregarded and all other fractions shall be regarded as a whole unit.

9 10

11

12

13 13.1

Page 3 of 78

GENERAL PREAMBLES13 13.2 Billing of Quantities (Cont'd) Where the unit of measurement is the kilogramme, quantities shall be billed to the nearest whole unit. Fractions of a unit less than half shall be disregarded and all other fractions shall be regarded as a whole unit. Where the unit of billing is the tonne or litre, quantities shall be billed to the nearest two places of decimals. Where the unit of measurement is the hour, fractions of the unit shall be billed to the nearest next half hour. Where the application of clauses 13.1 and 13.2 would cause an entire item to be eliminated, such item shall be billed to the nearest two places of decimals. Where rates with descriptions pertain to the same purpose are listed in more than one Standard Schedule of Rates incorporated in the Contract; the rate as listed in the following schedules (in the stated order of precedence) shall prevail:1st Precedence Standard Schedule of Rates for Building Works Standard Schedule of Rates for Civil Engineering Works Standard Schedule of Rates for Electrical Works

13.3

13.4

14

2nd Precedence

3rd Precedence

15

Unless otherwise stated, the term "as specified" means as specified in any of the documents forming part of the Contract. The following abbreviations are used for the units:m m2 m3 no kg ton pr sht ltr hr Linear metre Square metre Cubic metre Number Kilogram Tonne Pair Sheet Litre Hour

16

Page 4 of 71

HOUSING AND DEVELOPMENT BOARDSTANDARD SCHEDULE OF RATES FOR ELECTRICAL WORKS (JAN 2010) S/N DESCRIPTION UNIT RATE($) ELECTRICAL INSTALLATION A POINT WIRING Wiring In PVC Trunking Surface wiring in 2x1.5mm PVC cable and 1.5mm earth cable in PVC trunking including accessories but excluding fittings, fan regulators and fans: 1 One lighting or fan point controlled by one switch (to a distance not exceeding 12m). Each additional point to item SZ001 (to a distance not exceeding 5m). Each additional point to item SZ001 (to a distance exceeding 5m but not exceeding 10m). One lighting point controlled by two 2-way switches (to a distance not exceeding 12m). Surface wiring in 2x1.5mm PVC/PVC cable and 1.5mm earth cable in PVC trunking including accessories but excluding light fittings, fan regulators and fans: no 50.30 SZ001 CODE

2

no

22.30

SZ002

3

no

37.40

SZ003

4

no

61.80

SZ004

5

One lighting or fan point controlled by one switch (to a distance not exceeding 12m). Each additional point to item SZ005 (to a distance not exceeding 5m). Each additional point to item SZ005 (to a distance exceeding 5m but not exceeding 10m). One lighting point controlled by two 2-way switches (to a distance not exceeding 12m). Wiring in Metal Conduit Surface wiring in 2x1.5mm PVC cable and 1.5mm earth cable in 20mm diameter metal conduit including accessories but excluding light fittings, fan regulators and fans:

no

55.10

SZ005

6

no

24.30

SZ006

7

no

41.40

SZ007

8

no

68.20

SZ008

9

One lighting or fan point controlled by one switch (to a distance not exceeding 12m).

no

64.00

SZ009

Page 5 of 71

HOUSING AND DEVELOPMENT BOARDSTANDARD SCHEDULE OF RATES FOR ELECTRICAL WORKS (JAN 2010) S/N DESCRIPTION UNIT RATE($) A POINT WIRING (CONT'D) Wiring in Metal Conduit (Cont'd) Surface wiring in 2x1.5mm PVC cable and 1.5mm earth cable in 20mm diameter metal conduit including accessories but excluding light fittings, fan regulators and fans (Cont'd): 10 Each additional point to item SZ009 (to a distance not exceeding 5m). Each additional point to item SZ009 (to a distance exceeding 5m but not exceeding 10m). One lighting point controlled by two 2-way switches (to a distance not exceeding 12m). Surface wiring in 2x1.5mm PVC/PVC cable and 1.5mm earth cable in 20mm metal conduit including accessories but excluding light fittings, fan regulators and fans: 13 One lighting or fan point controlled by one switch (to a distance not exceeding 12m). Each additional point to item SZ013 (to a distance not exceeding 5m). Each additional point to item SZ013 (to a distance exceeding 5m but not exceeding 10m). One lighting point controlled by two 2-way switches (to a distance not exceeding 12m). Concealed Wiring In PVC Pipe Conduit Concealed wiring in 2x1.5mm PVC cable and 1.5mm earth cable, drawn through and including 20mm diameter PVC pipes cast/embedded in slab/wall complete with all necessary tees, connectors, outlet junction box and accessories but excluding fittings, fan regulators and fan: 17 One lighting or fan point controlled by one switch (to a distance not exceeding 12m). no 50.00 SZ909 no 68.80 SZ013 no 24.30 SZ010 CODE

11

no

45.10

SZ011

12

no

84.50

SZ012

14

no

29.30

SZ014

15

no

49.10

SZ015

16

no

90.90

SZ016

Page 6 of 71

HOUSING AND DEVELOPMENT BOARDSTANDARD SCHEDULE OF RATES FOR ELECTRICAL WORKS (JAN 2010) S/N DESCRIPTION UNIT RATE($) A POINT WIRING (CONT'D) Concealed Wiring In PVC Pipe Condui