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ARCHITECTURAL SERVICES DEPARTMENT

MODEL BILLS OF QUANTITIES FOR BUILDING WORKS

The Government of The Hong Kong Special Administrative Region Architectural Services Department Quantity Surveying Branch

Queensway Government Offices 66 Queensway Hong Kong

2007 EDITION

CONTENTSDemolitions and Alterations Piling and Caissons Diaphragm Walling Excavation Underpinning Concrete Works Brickwork and Blockwork Drainage (including Underground Pipe Ducts) Waterproofing Stone Works Roof Tiling Wood Works Ironmongery Steel and Metal Works Plastering and Paving Plumbing and Water Supply Systems Glazing Painting Landscaping External Works Electrical Installation Air Conditioning Installation Fire Service Installation Low Voltage Cubicle Switchboards Installation Diesel Generating Sets Installation Uninterruptible Power Supply System Broadcast Reception Installation Compressed Air System Steam Boiler System Liquefied Petroleum Gas Installation Fuel Supply System Swimming Pool Water Treatment Installation MODBQ.1/1 MODBQ.2/1 MODBQ.3/1 MODBQ.4/1 MODBQ.5/1 MODBQ.6/1 MODBQ.7/1 MODBQ.8/1 MODBQ.9/1 MODBQ.10/1 MODBQ.11/1 MODBQ.12/1 MODBQ.13/1 MODBQ.14/1 MODBQ.15/1 MODBQ.16/1 MODBQ.17/1 MODBQ.18/1 MODBQ.19/1 MODBQ.20/1 MODBQ.21/1 MODBQ.22/1 MODBQ.23/1 MODBQ.24/1 MODBQ.25/1 MODBQ.26/1 MODBQ.27/1 MODBQ.28/1 MODBQ.29/1 MODBQ.30/1 MODBQ.31/1 MODBQ.32/1 7 23 3 8 5 19 7 13 10 8 3 25 9 27 33 21 5 11 7 23 30 62 32 10 5 4 11 7 10 9 8 16

Bill Nr. MODBQ.1 DEMOLITIONS AND ALTERATIONS DEMOLITIONS Demolishing or taking down to ground level Individual structures A * x * x * high to parapet ; * storeys ; reinforced concrete framed building ; as delineated on drawing nr. * ; shoring and scaffolding * x * x * high to ridge ; * storeys ; steel framed building ; located at * ; materials remaining the property of Employer ; setting aside and storing materials on site ; protecting ; shoring and scaffolding All structures C * x * x * high ; * storeys ; reinforced concrete framed building ; shoring and scaffolding

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/1

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$

DEMOLITIONS AND ALTERATIONS REMOVAL OF ASBESTOS-CONTAINING MATERIALS Design, provision, installation, inspection, testing, supervision, monitoring, sampling, maintenance, cleaning up and subsequent removal of the special precautionary measures ; as specified in Appendix * for the controlled removal and disposal of asbestos-containing materials ; as identified in drawing nr. * Decontamination facilities including three-chamber air lock, negative air pressure ventilation and air filtration system, air monitoring and sampling and complete sealing of floor, wall and ceiling A */F Temporary barriers and hoardings completed with warning signs B */F Waste disposal facilities including temporary containment barriers C */F Respirators and protective clothing D */F Removal and disposal of asbestos-containing materials ; as identified in drawing nr. * Corrugated cement sheets E */F ; * m2 Hollow cement pipes F */F ; * m2 item item item item item item

MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/2

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DEMOLITIONS AND ALTERATIONS ALTERATIONS Alteration works to existing first floor office areas ; as delineated on drawing nr. * Cutting or enlarging openings through reinforced concrete walls * thick ; quoining up jambs ; extending finishings and making good ; shoring and scaffolding A * wide x * high Cutting or enlarging openings through brick walls * thick ; cutting and pinning * x * precast concrete grade 20/20 lintol over reinforced with two 16 diameter plain steel bars ; quoining up jambs ; extending finishings and making good ; shoring and scaffolding B * wide x * high Blocking up or partially blocking up openings through walls ; reinforced concrete grade */* * thick ; formwork ; cutting, toothing and bonding to existing each alternate course ; extra material ; extending finishings and making good C * wide x * high Pulling down brick walls ; approximately *m x *m ; shoring and scaffolding D one brick thick Taking down fittings and fixtures ; setting aside materials for re-use ; protecting ; extending and making good * E * x * x * hardwood doors ; * nr. * x * x * hardwood cupboards ; * nr. item item item item

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/3

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DEMOLITIONS AND ALTERATIONS ALTERATIONS (Cont'd) A * x * x * vitreous china wash hand basins ; * nr. Taking down existing windows and replacing with new ; setting aside and storing the materials on site ; protecting ; extending and making good * B * x * aluminium windows including frames, glass and ironmongery ; replacing with * ; * nr. Hacking off finishings and removing from site ; preparing background to receive new finishings ; approximately * m2 C plastering ; * thick overall ; walls and columns plastering ; * thick overall ; ceilings and beams glazed wall tiling and backing ; * thick overall ; walls and columns Repairing, adapting and refixing existing fittings and fixtures F * x * x * hardwood doors ; hanging ; * nr. * x * x * hardwood cupboards ; plugging ; * nr. * x * vitreous china wash hand basins ; cutting and pinning brackets ; connections to service pipes ; * nr. vitreous china w.c. suites ; plugging ; connections to service pipes ; * nr.

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/4

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DEMOLITIONS AND ALTERATIONS ALTERATIONS (Cont'd) Stripping out plumbing and engineering services ; located at * ; protecting ; temporarily diverting, maintaining or sealing off existing services A * installation SUNDRIES Temporary screens Dustproof screens ; temporary doors size * x * ; * nr. B providing ; erecting ; maintaining ; altering and adapting as necessary during the Contract ; removing on completion ; making good all work disturbed * x * ; providing ; erecting ; maintaining ; altering and adapting as necessary during the Contract ; removing on completion ; making good all work disturbed Timber shoring Raking shores ; to walls or columns of existing brick structure ; as delineated on drawing nr. * ; propping against edge of suspended floors at first, second and third floor levels D providing ; erecting ; maintaining * months ; cutting holes and pockets in the structure ; clearing away on completion ; making good all work disturbed item

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/5

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$

DEMOLITIONS AND ALTERATIONS SUNDRIES (Cont'd) Flying shores ; to walls or columns of existing brick structure ; as delineated on drawing nr. * ; propping against edge of suspended floors at fourth, fifth and sixth floor levels A providing ; erecting ; maintaining * months ; cutting holes and pockets in the structure ; clearing away on completion ; making good all work disturbed CREDIT VALUE Allowing credit For the value of materials B C arising from demolitions arising from alterations item item

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/6

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DEMOLITIONS AND ALTERATIONS

C O L L E C T I O N Page No. MODBQ.1/1 Page No. MODBQ.1/2 Page No. MODBQ.1/3 Page No. MODBQ.1/4 Page No. MODBQ.1/5 Page No. MODBQ.1/6 .......................... .......................... .......................... .......................... .......................... ..........................

Bill Nr. MODBQ.1 - DEMOLITIONS AND ALTERATIONS To Summary $

MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.1/7

Bill Nr. MODBQ.2 PILING AND CAISSONS STEEL SHEET PILING Plant Providing and assembling on site ; subsequently dismantling and removing A piling equipment Supplying, handling, transporting and pitching sheet piles Units * x * overall ; * thick weldable structural steel to BS EN 10025 grade S275 ; Frodingham Section 1B B design length *m ; vertical Extra over units * x * overall ; Frodingham Section 1B for C D E corner piles ; * degrees junction piles ; * degrees non standard make up piles with interlocked width of * Units * x * overall ; * thick weldable structural steel to BS EN 10025 grade S275 ; section modulus * cm3/m F design length *m ; vertical Extra over units * x * overall ; section modulus * cm3/m for G H J corner piles ; * degrees junction piles ; * degrees non standard make up piles with interlocked width of * m m m2 m m m2 item

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.2/1

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PILING AND CAISSONS STEEL SHEET PILING (Cont'd) Driving sheet piles Units * x * overall ; Frodingham Section 1B A B vertical on rake Extra over units * x * overall ; Frodingham Section 1B for C corner piles ; * degrees ; vertical corner piles ; * degrees ; on rake junction piles ; * degrees ; vertical junction piles ; * degrees ; on rake non standard make up piles with interlocked width of * ; vertical non standard make up piles with interlocked width of * ; on rake Units * x * overall ; section modulus * cm3/m J K vertical on rake Extra over units * x * overall ; section modulus * cm3/m for L corner piles ; * degrees ; vertical corner piles ; * degrees ; on rake junction piles ; * degrees ; vertical m2 m2 m2 m2

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MODEL BILL OF DESCRIPTIONS ASD STANDARD BILLS MODBQ.2/2

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PILING AND CAISSONS STEEL SHEET PILING (Cont'd) A junction pi