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Date Posted: 02:17:38 04/24/08 Thu
Author: 何焯華條賓周+歡迎炸佢: jameslam@hkpro.com.hk
Author Host/IP: NoHost / 202.153.9.158
Subject:

淨屌何焯華條仆街呢+歡迎炸佢: nancychow@hkpro.com.hk
In reply to: 何焯華條賓周+歡迎炸佢: jameslam@hkpro.com.hk 's message, "淨屌何焯華條仆街呢+歡迎炸佢: nancychow@hkpro.com.hk" on 02:14:58 04/24/08 Thu

Particular Specification
PARTICULAR SPECIFICATION BUILDING SERVICES WORK
I. EXTENT OF BUILDING SERVICES WORK
Tills Particular Specification describes the supply， installation， testing， commIsSIOning and maintenance of the entire Building Services Installation.
The Building Work Contractor shall employ Specialist Contractors under the List of Approved Suppliers of 1\在aterials and Specialist Contractors for Public Works to c缸TY out the building services work. The list can be found企om the website of Works Branch Development Bureau (<a rel=nofollow target=_blank href="http://www.devb叫.oov.hk/consul泊的and">http://www.devb叫.oov.hk/consul泊的and</a> con↑ractors / contractors/ aDorove su叩liers/index.asDx?lanono= 1 &nodeid=623) The list of employed Buil仕ing Services Contractors shall be submitted with the tender.
All material and workmansillp shall comply， where applicable， with all the Speci日cations and Standards， statutory obligations and regulations， together with any amendments made thereto， unless otherwise specified on the Drawings or tills Particular Specification， and including the following: -
a. General Specification
i) General Specification for Air-conditioning， Re企igeration， Ventilation and Central Monitoring & Control System Installation in Government Buildings， Hong Kong， 2001 Edition (AC GS)
ii) The Building (Ventilating System) Regulation under Buildings Ordinance (Hong
Kong)
iii) General Specification for Electrical Installation in Government Buildin郎，Hong Kong， 2002 Edition (GS EL)
iv) Electricity Ordinance， Chapter 406， and other subsidiary legislation made under the Ordinance
v) Code of Practice for the Electricity (Wiring) Regulation， 2003 Edition issued by EMSD
vi) General Specification for Fire Services Installation in Government Buildings， Hong Kong， 2001 Edition (GS FS)
vii) General Specification for Building， 2003 Edition
viii) Occupational Safety and Health Ordinance
ix) The Codes of Practice issued by the related international institutions and associations
b. BSB Testing and Commissioning Procedures
i) Testing & Com血issioning Procedure No. 1 for Air-conditioning， Re企igeration， Ventilation and Control System in Government Buildings， Hong Kong， 2002 Edition
一-PS.BS/l

Particular Snecification
ii) Testing & Commissioning Proce出Ire NO.2 for Elec仕ical Installation in Government Buildings， Hong Kong， 2002 Edition
iii) Testing & Commissioning Procedure No. 3 for Fire Services Installation in Government Buildings， Hong Kong， 2002 Edition
iv) Relevant Government Circulars and Instructions
v) All BSB and EMSD Circulars and Instructions
vi) All relevant Circulars and Instructions issued by ArchSD， FSD， Work Bureaus， EPD and corresponding Government Authorities
c. Code and Guidelines on Energy Efficiency
i) Code of Practice for Energy Efficiency of Air Conditioning Installations issued by EMSD
ii) Code of Practice for Energy Efficiency ofElec仕ical Installations issued by EMSD
iii) Code of Practice for Energy Efficiency of Lighting Installations issued by EMSD
iv) Guideline on Energy E伍ciency of Air Conditioning Installations issued by EMSD
v) Guidelines on Energy Efficiency of Electrical Installations issued by EMSD
vi) Guidelines on Energy Efficiency of Lighting Installations issued by EMSD
This Contract works shall be carried out in a manner consistent with good practice in Hong Kong and to the satisfaction of the Property Services Manager.
2. SCOPE OF WORK
2.1 Electrical Installation
Electrical installation shall be provided in accordance with the Tender Drawings， comprising:
a. Upgrading the existing 60A SPN fuse switch between the 100A cutout and the tariff meter of the power company to 80A SPN. The Contractor shall allow for liaison with the power company as required.
b. Replacing the existing SPN MCB dis甘ibution board with a new I8-way 100A SPN MCB board ‘EE'; providing a new 6-way 100A SPN MCB board‘AC' with supply企am‘EE\
c. Supply and install I3A socket outlets as shown on the Drawings. RCBO with 30mA sensitivity shall be installed at the distribution board for the socket outlet circuits.
d. Supply and install 2A fused connection units for fans and 13A fused connection ill吐ts with switch for air-conditioning indoor units as shown on the Drawings. Fused connection u立ts for fans shall be can仕oIled by SA DP switch with pilot light.
-PS.BS/2

Particular Specification
e. Supply and install 2/c PVC/SWAlPVC Cu cable for connection from kWh meter of power comp祖Y to MCB boaτd 'EE'; and lIc PVC Cu cables for final circuits. Single core cables shall be housed inside G.I.甘unking or conduit. Cable cores shall be identified in accordance with Amendment NO.1 :2007 to the Code of Practice for the Elect泣city (Wi世ng) Regulations (CoP).
f. Supply and install all equipotential bonding， supplementary bonding and associated accessories in compliance with the BS 7671 or IEC 364 requirement for Electrical Installations and General Specification for Electrical Installation， 2002 Edition.
g. Supply and install trunking， conduits， adaptable boxes and all necessary accessories for the CCTV system， staff call system， security system， telephone points and LAN points. The locations of these installations are shown in the Tender Drawing. The Contractors shall verify on site for the conduit I trunking system for connection with these installations. Cable and wirings for telephone points and LAN points will be supplied and installed by others
h. The Con仕actor shall be responsible for the protection of all existing installation during construction. In case any existi月installation is damaged during construction or cannot 長江lction properly after the re-installation and modification work， the Contractor is responsible to provide new provisions same as the existing one at his own cost.
i. Co-or吐ination with other services to complete the installation.
j. The con仕actor is responsible to closely coordinate and liaise with the Post Office during the whole installation period as required.
k. Testing and Commissionirig of the electrical installation after installation work.
2.2 Lighting Installation
Lighting installation shall be provided in accordance with the Tender Drawings and the Specification. The installation shall include:
a. Supply and install luminaires， complete with all necessary control gears， cabling， electronic ballast， integral type Ni1征I battery packs and charger kits as follows:-
Fitting Type L1
L2
L2B
L3
L4
L5
Description of Light Fitting
Surface mounted 1200mm single tube T5 fluorescent light fitting Surface mounted 1200mm twin tube T5 fluorescent light fitting
As L2， but with Nili任I battery for 2 hours backup during power failure Wall mounted fitting wi也cast alumir叮叮n body， IP54
Ceiling mounted fitting， 275mni. diameter， IP54
Exit sign with LED light source maintained for 3 hours discharge
b. The Contractor shall allow for the provision of hangers， brackets， suppo郎， pendants and all necessary accessories for the installation of the luminaires.
c. Supply and install timer， contactor and by-pass switch for control of extemallighting.
-PS.BS/3

Particular Snecification
2.3 MVAC Installation
MVAC installation shall be provided as shown in the Tender Drawings. The installation shall include but not limited to the followings:
a. Supply， install， commission and test 3 sets of split type air-conditioners with associated I忘記gerant plpmg， condensate drain pipe and control in accordance with the specific requirements as stipulated in this Particular Specification， the AlC General Specification， the recommendation企om the manufacturer， drawings and all other relevant documents
b. The Con仕actor shall supply and install the thermal insulation for re企igerant pipes and condensate drain pipes.
C. The Contractor shall design， supply and install the企ame support for the condensing unit of the split type AlC units with sufficient maintenance/ access space.
d. Supply and install an exhaust fan and two orbital fans as shown on the drawings.
e. Testing and commissioning of the air-con吐itioning and mechanical ventilation system.
Split Type Air也onditioner
Selection of equipment shall be based on the drawings and design criteria given in this Particular Specification.
Air-cooled split type air-conditioner shall be complete with all control wiring and motor starting equipment and shall be properly selected for the type of application and long re企igerant piping.
The air-conditioner shall be incorporated with heat p田np system to provide winter heating
In all air-conditioned aτeas， the noise level shall be less than NC40 when all the MVAC equipments are in operating. The Contractor shall submit calculations with supporting documents proving that the selected equipment will comply with the above-mentioned noise level requirement for the Property Services Manager's approval prior to the ordering of equipment.
Condensing unit shall be of forced draft horizontal discharge ty柄， with integral finned seamless copper tube and copper fin and constructed and tested to at least twice the normal working pressure. Condenser fan shall be driven by a weatherproof motor anιprovided with adequate vibration mounting.
Re企igerant piping shall comply with the following:
(a) Re企igerant piping installation shall comply with BS4434: part 1.
(b) Pipework shall be of copper
( c) Flexible connections shall be inc。中orated血both discharge and suction lines at the points of connection to the compressor. Safety pressure-relief devices shall be incorporated into the system and piped to atmosphere.
-PS.BS/4

Particular SDecification
(d) Design shall ensure correct re企igerant distribution to evaporators; no liquid re企igerant drainage into compressor during shutdown nor liquid entry during operation; avoidance of lubrication accumulation and slugging in the suction line. All arrangements shall maintain a clean and dry system. Excess superheat of suction line gas at compressor inlet shall be prevented.
(e) Re企igerant pipe shall be factory leakage tested， dehydrated， oil and re企igerant charged and shall be adequately insulated.
的Size of the re企igerant pipe and its insulation shall be in accordance with the recommendation企om the manufacturer of split-type air-conditioners.
Condensate Drain PiDe
Condensate drain pipe企om the split-type air conditioners shall be installed， connected and completed. Conιensate drain pipe shall be ofuPVC made with standard BS 3505 Class E and properly insulated.
Thermal Insulation
Re企igerant and condensate drain pipes shall not be less th扭扭mm in thickness of CFC企ee flexible closed cell elastomeric insulation completed with approved finish coating
2.4 Closed Circuit Television (CCTV) Installation
The Contractor shall supply， design， install， test and commission a CCTV system as shown in the drawings. The system shall comprise of:-
a. A Digital Video Recorder (DVR) capable of connecting 8 cameras. The DVR shall be able to store images企om 8 cameras for 7 days round the clock recording， and shall be equipped with a DVD writer to transfer recorded images to DVD media.
b. 3 nos. of indoor dome type and 1 no. weatherproof outdoor dome type CCTV cameras having the following characteristics:-
a) Television standard : CCIR 625 lines， 50 fields/second
b) Image sensor : Colour CCD， better than 430，000 effective pixels
c) Scanning area : 1/3" or 1/4"
d) Resolution : minimum 430 horizontal TV lines
e) Minimum illumination: 1.5 lux
。Signal to noise ratio : higher than 47 dB
g) Video output : 1 volt peak to peak composite video， 750. BNC connector
h) Video bandwidth : 5 1'-.任-Iz
i) Synchronisation : AC phase locked
k) Operating environment: tempera恥re -100 to +40°C; humidity 0-95% non-condensing
The camera shall have continuous automatic 'through the lens' white balance， line lock with phase a其justment to ensure roll-企ee switching recording， automatic gain control， and 'backlit compensation' circuitry for high contrast scenes.
-PS.BS/5

Particular Specification
The camera shall be provided with auto-iris lens and have automatic electronic shutter fully compatible with the auto-iris lens. The lenses shall be vibration resistant and colour corrected. Iris accuracy of the lenses shall be ±10% @20°C.
c. 2 nos. colour monitors with the following characteristics for viewing of captured images:-
a) Horizontal resolution Better than 430 lines
b) Screen size 17" diagonally measured
c) Video input 1 volt P-P composite video
d) Scanning system PAL 625， 50 Hz
e) Frequency respo且se 60 Hz - 3 1\征fz
。Signal to noise ratio Better than 50 dB
g) Power input : 220 volt ±10%， 50 Hz
d. A d.c. power supply for power supply to the CCTV camers.
e. An UPS capable of maintaining the operation ofthe system for not less than 20 minutes.
f. Cables， wiring and all necessa叮r accessories for connecting up the system for operation.
2.5 Security and Staff Call System
The Contractor shall supply， design， install， test and commission a Security and Staff Call system. The system shall comprise of panic buttons， in企a-red sensors， movenlent detectors， burgl缸alarm， electric door lock with release button， burglar alarm panel with telephone link to Sec旺ity Control Centre， and a staff call button with staff call panel as shown on the drawings.
2.6 Survey and Investigation of E到sting Services
Unless otherwise specified， all existing electrical facilities and equipment are to be retained without modification. The Contractor shall have full responsibility to trace out the existing provisions on site. The Contractor shall only take down and clear away existing provisions when instructed by the Property Services Manager.
2.7 Other Works
Apart企om the above installation works， the Con仕actor shall allow for:-
a. Submission of installation programmes and statutory submission checklist.
b. Submission of equipment/material and drawing schedules.
C. Provision of installation/shop drawings， builder's work drawings， manufacturer's shop drawings， progress drawings and record drawings.
d. Provision of colour equipment catalogue and technical information.
e. Provision of all licence for use of so丘waτe in operation of equipment as required
-PS.BS/6

Particular Speci日cation
f. Supply equipment calibrated by laboratories accredited by the Hong Kong Laboratory Accreditation (HOKLAS) or other recognized accredited laboratories for measurement and testmg.
g. Submission of testing and commissioning procedure and related method statement.
h. Testing， commissioning， balancing， painting， labelling and identification of all building servIce systems.
i. Submission of operation and maintenance manuals， and as-fitted or as-built drawings in form of blue print， micro-films and CD-ROM computer disk storing in the format of CAD files to ASD upon completion of the installations.
j. Provision of spare parts and special tools as requ叮ed by the Property Services Manager.
k. Provision of all equipotential bonding terminals.
3 OPERATION AND MAINTENANCE MANUALS
a. The Contractor shall submit to the employer血豆豆copies (one of which be an original) of the operating and servicing manual for each of the building services installations. The manuals shall be in English and in SI ill吐ts.
b. The manuals shall contain at least the following， written with individual sections for different services and fully indexed. : -
i) Details and cross-referenced index of contents.
ii) Index of 'record' and/or 'as-built' drawings.
iii) General description of all systems and equipment.
iv) Setting up and operating instructions for all equipment and systems installed.
v) Detailed description of con仕01 sequence and operation for all systems including， unless otherwise specified， reduced scale copies to A3 size of all con仕01 and electrical schematics. Schematics shall incorporate all type， size， references and all settings.
vi) Copies of all testing， commissioning and balancing records and data in the format as
required by the relevant B.S.B. Testing and Commissioning Procedures and other authorities.
vii) Details of all equipme凹， plant and ancillaries settings and actual values maintained
by controlled variables during commissioning.
viii) Frequency and full schedules of routine maintenance and servicing procedures including full specifications for any required consumable.
ix) Contact name， telephone number an吐address of suppliers shall be provided.
一-PS.BS/7

Particular Specification
x) Manufacturers literature including certificates and factory test reports， clear detailed drawin郎， sp缸e p訂t lists， electrical circuit， printed operating and maintenance instructions， etc. The literature shall be specific to items actually supplied for this p缸t of the Contract Work.
xi) Schedule of items of equipment and plant stating the location， name model， number，
manufacturer's serial or reference numbers， duties and performance data. This information may be incorporated under the data recorded in item (vi) and (vii) above
xii) Diagrammatic drawings of each system indicating the principal items of plant and equipment including numbering codes or similar to co-relate with information given under item (x) hereof.
c. The manuals shall have pages of A4 size only (or A3 size folded) and shall be encased in durable hard covers with permanent lettering on spine and front.
All manuals shall be bound in such a manner that they will lie flat when open. Should loose leaf ring binders be utilised they must be of the four ring， or ring type with all holes in sheets reinforced. On completion of final assembly the rings shall be soldered closed to prevent removal of sheets. The number of sep缸ate manuals volumes required will depend on the size and complexity of the installation concerned.
4 AS-BUILT DRAWINGS
a. The Contractor shall deliver to the employer旦旦~ fully amended package of ‘as-built' drawings comprising of th豆豆sets of print and血豆豆sets of CD-ROM computer disk in the format of CAD files.
b. Each drawing shall be clearly marked in 10mm or larger block characters ‘As-built' in the bottom right hand comer ofthe sheet.
C. The' as-built' drawing set shall include not less than the following: -
i) Schematic diaσrams of all systems.
ii) Individual floor plans and sections showing to a scale of not less than 1:50 all
installations accurately located.
iii) Wiring and schematic diagrams with settings and adjustments noted for all electric/elec仕orne con仕01 systems， con仕01 panels， motor starters， interlocks， etc.
iv) The size組d positions of all plants， equipment， switchgear， etc.， clearly identified by their service and dimensioned locations.
v) Complete set of symbols on a sep缸泣e drawing with symbols used for individual drawings being identified.
-PS.BS/8

Particular Specification
d. In addition to the provision of 'as-built' package， the Contractor shall provide and install in the relevant plant rooms企amed under glass， non-fade reduced prints of the Schematic diagrams for all systems. Exact numbers and locations to be determined on site.
Glazing shall be polished plate of not less than但un thickness mounted in natural finish， ex仕uded and anodised al也mmum企ames with the prints mounted on acid free mounting board and the whole backed with marine grade plywood not less than 8mm thick.
e. All‘as-built' drawings shall be produced in CAD， with the format capable of being read by Auto-CAD release 2000 in a desktop computer.
5 SUPPLY OF INSPECTON， MEASURING AND TEST EQUIPMENT
The Contractor shall supply calibrated equipment as the attached within one month企om the commencement of the contract. The equipment together with the relevant documentation shall conform to the requirements as set out in the following: -
a. The equipment shall be calibrated by laboratories accredited by the Hong Kong Laboratory Accreditation Scheme (HOKLAS) or other rec。但ised accredited laboratories. The calibration shall be made against certified equipment having a known valid relationship to internationally or nationally recognized standards. Where no-such standards exist， the basis used for calibration shall be documented. In such cases， the laboratories shall provide satisfactory evidence of correlation of results， for example by participation in a suitable programme of inter-laboratory comparisons or proficiency testing.
b. The calibration and acceptance of the calibration of the equipment shall comply with the requirements as set out in the schedule.
c. The Contractor shall define and document the process employed for the calibration of the equipment including details of equipment type， unique identification， location，企equency of checks， check method， acceptance criteria and the action to be taken when results are unsatisfactory.
d. The Contractor shall maintain and submit calibration records of the equipment to the Property Services Manager which include: -
i) The description and unique identification of equipment.
ii) The date on which each calibration was completed.
iii) The calibration results obtained after and， where relevant， before any adjustment and repa立.
iv) The assigned calibration interval.
v) Identification of the calibration procedure.
vi) The designated limits of permissible error or accuracy of equipment.
vii) The source of the calibration used to obtain traceability.
-PS.BS/9

Particular Specification
viii) The relevant environmental conditions and a statement about any corrections thus necessa可.
ix) A statement of the uncertainties involved in calibrating the equipment and of血elr cumulative effect.
x) Details of any maintenance such as servicing，吋justmer泣， repaIrs or mo吐ifications ca工Tied out.
xi) Any limitations in use.
xii) Identification ofthe person(s) performing the calibration.
xiii) Identification of person(s) responsible for ensuring the correctness of the recorded information.
xiv) Unique identification (such as serial numbers) of any calibration celiificates and other relevant documents concerned.
e. Calibration shall be carried out under suitable environmental conditions considering the conditions under which the equipment is used for inspections， measurements and tests.
f. The Contractor shall identify the equipment with a label marked ζcalibrated' and approved identification record to show the calibration status and the next due date.
g. The Contractor shall re-calibrate the equipment at intervals as shown in the Schedule， or at shorter peno也when the Property Services Manager has doubt on the accuracy of the eqmpment.
h. Testing Instrument Required for Acceptance Tests ofMV AC Installation
Equipment
• Inclined manometer calibrated in not less than 0.1 Pa.
• Combined inclined and vertical manometer 0~2000 Pa.
• Electronic direct reading manometer.
• Pilot tubes 450mm and 1200mm long.
• Tachometer， high quality， direct contact， self-timing type.
• Dial gauge.
• Deflecting vane anemometer.
• Rotating vane anemometer.
• Thermal type anemometer.
• Pressure gauge (manifold and single).
• Sound level meter with octave filt叮叮立t and sound level calibrator.
* VJ
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Accuracy:土5%
Max. Calibration Period: 1 ye缸
Calibrated equipment for the electrical portions of the NC installation shall be as specified for Electrical Installation.
*Final ac仙al quantity to be confirmed by Property Services Manager.
-PS.BSIlO

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淨屌何焯華條仆街呢+歡迎炸佢: nancychow@hkpro.com.hk -- 何焯華條賓周+歡迎炸佢: jameslam@hkpro.com.hk, 02:20:07 04/24/08 Thu (NoHost/202.153.9.158)

Particul訂Specification
7 SCHEDULE OF SPECIALIST BUILDING SERVICES SUB-CONTRACTORS
The Contractor shall complete the following schedule at the tender return stage.
Type of Specialist Installation
Category in ETWB Approved List
Name of Selected Specialist Sub-contractor
Electrical Installation
Electrical Installation (All Groups)
M川
。hu
n
---A
n
O
HE HUo r﹒、.冒圓A
m前，.、 •.. A
C叫 FU
Mym
Air-Conditioning Installation (All Groups)
口nMF MH Dtr
CCTV， Security and Staff Call System
Burglar Alann and Security Installation
(All Groups)
RNE

8 TENDER DRAWINGS
: 0-
N-
n一 .， .. -
E ar-
D一
Drawin~ Title
PB(B)/97904/07030尼E001 PB(B)/97904/07030/EE002 PB(B)/97904/07030尼E003 PB(B)/97904/07030尼E004 PB(B)/97904/07030/EE005 PB(B)/97904/07030/ AC001
Location Plan， Drawing List and Schematic Wiring Diagram Electrical Layout Plan
ELV - Security and Staff Call System EL V - CCTV Schematic Diagram
EL V - Security， CCTV Staff Call Layout Plan A扛Con吐itioning Layout Plan
PS.BS/15

Schedule of Rate Building Works

Schedule of Rate
Page 1
Item
Description
Quantity Unit Rate
Note:
1. The tenderers should note that the items， descriptions and quantities stated， with the exception of quantities and additional items inserted by the tenderer， in this Schedule form part of the Specification referred to in the Contract.
2. The tenderer should also note that the items and description given in this Schedule a:τe for the m句or items of works only and shall not in any case be regarded as exhaustive.
3. The Contractor is required to price， extend and total the Schedule of Works and submit this toge出er with any additional items he may require， as the Schedule of Rates referred in General Conditions of Con仕act Clause 59(5).
4. Read in conjunction with the Drawin郎， General Specification for Building 2003 Edition and Particular Specification.
5. The dimensions and approximate quantI世es shown in the drawings and descriptions below are for indicative purpose only. The tenderer is required to ascertain dimensions and the exact nature an吐extent of the Works on Site before submission of Tender.
Carried to Collection
$
中

Schedule of Rate
Item
Description
6. Unless otherwise stated， all
demolition and downtaking items shall be deemed to include removal of existing old materials fo囚ld not suitable to be inc。中orated in the Works and making good of disturbed areas.
7. Unless otherwise stated， all
replacement shall include demolition or downtaking defective items or old 1te口IS.
8. Unless otherwise stated， work items involving constructIOn or reconstruction of timber works shall be deemed to include timber preservative因此的nt and termite trea加lent in accordance with the Particular Specification.
9. The Contractor shall provide all 的cess缸y temporary supports， props， and the like to protect and secure s廿uctures， buildin郎， land and the like during execution of Work against damage， collapse， crack， settlement， falling over and etc. to the satisfaction of the Architect.
10. The Con訂actor shall provide all hoisting， li丑ing， moving or rotatmg
， equipment while executing the Work to return deformed， settled and etc. P紅ts of the building to their original positions and forms
Carried to Collection
Page 2
Quantity Unit Rate
$中

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