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MI ContractorThe Nominated Sub-contractor or the Specialist Sub-contractoremployed by the Building Contractor or the contractor directlyemployed by the Employer as appropriate for the execution ofthe Installations in accordance with the ContractorequivalentstandardsMeans internationally recognised standards acceptable to theSupervising Officer having similar requirements andspecification as regards to the type of construction, functions,performance, general appearance and standard of quality ofmanufacture and approved by the Supervising OfficerParticularSpecificationThe specifications drawn up specifically for the Installations ofa particular projectProprietarybrand nameproducts ormaterialsThe phrase “or alternative products or materials havingequivalent functions or performance” is deemed to be includedwherever products or materials are specified by proprietarybrand names in the Contract. Alternative products or materialsof different brands or manufacture having equivalent functionsor performance may be submitted for the consideration of theSupervising Officer.SupervisingOfficerThe Supervising Officer or the Maintenance Surveyor definedin the Contract as appropriateTenderThe Contractor’s tender for the Contract or the NominatedSub-contractor’s tender for the Nominated Sub-contract l Services Department, the Government of theHKSARBDBuildings Department, the Government of the HKSARBECCode of Practice for Energy Efficiency of Building ServicesInstallation issued by the EMSDBSBritish Standards, including British Standard Specifications andBritish Standard Codes of Practice, published by the BritishStandards InstitutionBS ENEuropean Standard adopted as British StandardBSBThe Building Services Branch of the ArchSDEE GSGeneral Specification for Electrical Installation in GovernmentBuildings of the Hong Kong Special Administrative Region,issued by the ArchSDSection A1Page 2 of 3MI GS2017 Edition

A1.4EMSDElectrical and MechanicalGovernment of the HKSARServicesDepartment,theEPDEnvironmental Protection Department, the Government of theHKSARFSDFire Services Department, the Government of the HKSARHKSARHong Kong Special Administrative RegionIECInternational Electrotechnical CommissionISOInternational Organization for StandardizationLDLabour Department, the Government of the HKSARO&MOperation and MaintenanceWSDWater Supplies Department, the Government of the HKSARSINGULAR AND PLURALWords importing the singular only also include the plural and vice versa where thecontext requires.Section A1Page 3 of 3MI GS2017 Edition

SECTION A2STATUTORY OBLIGATIONS AND OTHER REGULATIONSA2.1STATUTORY OBLIGATIONS AND OTHER REQUIREMENTSThe Installations shall conform in all respects with the followings:A2.1.1Statutory ObligationsAll Enactments and Regulations, in particular, the MI Contractor’sattention is drawn to the followings:(a)Electricity Ordinance (Cap. 406), and other subsidiarylegislation made under the Ordinance;(b)Fire Service (Installations and Equipment) Regulations, FireServices Ordinance (Cap. 95), and other subsidiary legislationmade under the Ordinance;(c)Noise Control Ordinance (Cap. 400), and other subsidiarylegislation made under the Ordinance;(d)Water Pollution Control Ordinance (Cap. 358), and othersubsidiary legislation made under the Ordinance;(e)Air Pollution Control Ordinance (Cap. 311), and othersubsidiary legislation made under the Ordinance;(f)Ozone Layer Protection Ordinance (Cap. 403), and othersubsidiary legislation made under the Ordinance;(g)Waterworks Ordinance (Cap. 102), and other subsidiarylegislation made under the Ordinance;(h)Dangerous Goods Ordinance (Cap. 295), and other subsidiarylegislation made under the Ordinance;(i)Places of Public Entertainment Ordinance (Cap. 172), and othersubsidiary legislation made under the Ordinance;(j)Boilers and Pressure Vessels Ordinance (Cap. 56), and othersubsidiary legislation made under the Ordinance;(k)Factories and Industrial Undertakings Ordinance (Cap. 59), andother subsidiary legislation made under the Ordinance;(l)Occupational Safety and Health Ordinance (Cap. 509), andother subsidiary legislation made under the Ordinance;(m)Waste Disposal Ordinance (Cap. 354), and other subsidiarylegislation made under the Ordinance;Section A2Page 1 of 5MI GS2017 Edition

A2.1.2(n)Environmental Impact Assessment Ordinance (Cap. 499), andother subsidiary legislation made under the Ordinance;(o)Gas Safety Ordinance (Cap. 51), and other subsidiary Code ofPractices of the Gas Authority;(p)Buildings Energy Efficiency Ordinance (Cap. 610), and othersubsidiary legislation made under the Ordinance; and(q)Energy Efficiency (Labelling of Products) Ordinance (Cap.598).Other Requirements(a)Code of Practice for the Electricity (Wiring) Regulationspublished by the EMSD;(b)Codes of Practice for Minimum Fire Service Installations andEquipment and Inspection, Testing and Maintenance ofInstallations and Equipment published by the FSD;(c)Requirements and Circular Letters issued by the FSD;(d)Code of Practice for Energy Efficiency of Building ServicesInstallation issued by the EMSD;(e)General Specification for Electrical Installation in GovernmentBuildings of the HKSAR, issued by the ArchSD;(f)General Specification for Air Conditioning, Refrigeration,Ventilation and Central Monitoring and Control SystemInstallation in Government Building of the HKSAR issued bythe ArchSD;(g)General Specification for Fire Service Installation inGovernment Buildings of the HKSAR issued by the ArchSD;(h)Design Manual: Barrier Free Access 2008 published by the BD;(i)Code of Practice on Prevention of Legionnaire’s Disease issuedby Prevention of Legionnaires' Disease Committee, theGovernment of the HKSAR;(j)Code of Practice on Wind Effects in Hong Kong published bythe BD;(k)Codes of Practice issued by the following internationalinstitutions:-American National Standard InstituteSection A2Page 2 of 5MI GS2017 Edition

-Air-conditioning and Refrigeration Institute-American Society of Mechanical Engineers-American Society for Testing and Materials-Committee for European Normalisation-The Institute of Electrical and Electronic Engineers-International Organization for Standardization-Japanese International Standard-National Fire Protection Association;(l)The Supply Rules and other requirements issued by the relevantlocal electricity supplier and water authority;(m)Technical Memorandum to issue Air Pollution AbatementNotice to Control Air Pollution from Stationary PollutingProcesses issued by the EPD;(n)Technical Memorandum for the Assessment of Noise fromPlaces other than Domestic Premises, Public Places orConstruction Sites issued by the EPD;(o)Technical Memorandum on Noise from Construction Work inDesignated Areas issued by the EPD;(p)Technical Memorandum on Noise from Construction Workother than Percussive Piling issued by the EPD;(q)Code of Practice on the Handling, Transportation and Disposalof Asbestos Waste issued by the EPD;(r)Code of Practice on the Handling, Transportation and Disposalof Polychlorinated Biphenyl (PCB) Waste issued by the EPD;(s)Code of Practice on the Packaging, Labelling and Storage ofChemical Wastes issued by the EPD;(t)Technical Memorandum – Standards for Effluents Dischargedinto Drainage and Sewerage Systems, Inland and Coastal Watersissued by the EPD;(u)Technical Memorandum on Environmental Impact AssessmentProcess issued by the EPD;(v)General Specification for Liquefied Petroleum Gas Installationin Government Buildings of the HKSAR issued by the ArchSD;(w)The General Specification for Building issued by the ArchSD;(x)General Specification for Plumbing Installation in GovernmentBuildings of the HKSAR issued by the ArchSD;Section A2Page 3 of 5MI GS2017 Edition

A2.1.3A2.1.4(y)General Specification for Drainage Installation in GovernmentBuildings of the HKSAR issued by the ArchSD; and(z)Green Specifications on green procurement of items adopted byBureaux and Government Departments maintained by the EPD.Safety Requirements(a)Occupational Safety and Health Ordinance (Cap. 509), andother subsidiary legislation made under the Ordinance;(b)Factories and Industrial Undertakings Ordinance (Cap. 59), andother subsidiary legislation made under the Ordinance;(c)Construction Sites (Safety) Regulations;(d)Public Health and Municipal Services Ordinance (Cap. 132),and other subsidiary legislation made under the Ordinance;(e)Construction Site Safety Manual issued by the DevelopmentBureau, the Government of the HKSAR;(f)Boilers and Pressure Vessels Ordinance (Cap. 56), and othersubsidiary legislation made under the Ordinance;(g)Code of Practice for Safe Use and Operation of SuspendedWorking Platforms issued by the LD;(h)Code of Practice: Safety and Health at Work for Gas Weldingand Flame Cutting issued by the LD;(i)Code of Practice: Safety and Health at Work for Electric ArcWelding issued by the LD;(j)Code of Practice for Bamboo Scaffolding Safety issued by theLD;(k)Code of Practice: Safety and Health at Work in Confined Spacesissued by the LD; and(l)Code of Practice: Working with Display Screen Equipmentissued by the LD.Technical StandardsBS, BS EN, ISO Standards, IEC Standards and Codes of Practice, etc.shall be deemed to include all amendments, revisions and standardssuperseding the standards listed herein, which are published before thedate of first tender invitation for the Contract or the NominatedSub-contract (as appropriate) unless otherwise specified.Section A2Page 4 of 5MI GS2017 Edition

A summary of technical standards quoted in this General Specificationto which the Installations shall comply with is listed in Annex I.A2.2CASE OF CONFLICTThe documents forming the Contract are to be taken as mutually explanatory of oneanother but in case of ambiguities or discrepancies the same shall be dealt with inaccordance with the Conditions.Section A2Page 5 of 5MI GS2017 Edition

SECTION A3EXECUTION OF INSTALLATIONSA3.1THE INTERNATIONAL SYSTEM OF UNITS (SI)The International System of Units of weights and measures shall be used for allmaterials, equipment and measurements.A3.2PROGRAMME OF INSTALLATIONSThe MI Contractor shall submit to the Supervising Officer a detailed programmeof the Installations within 4 weeks from the acceptance of his Tender showing theintended method, stages and order of work execution in coordination with thebuilding construction programme, together with the duration he estimated for eachand every stage of the Installations. The programme shall include at least thefollowing:(a)Dates for the placement of orders for equipment and materials;(b)Expected completion dates for builder’s work requirements, i.e. when worksite needs to be ready;(c)Delivery dates of equipment and materials to the Site;(d)Dates of commencement and completion of every stage of the Installationsin line with the building construction programme, i.e. each floor leveland/or zone area;(e)Dates of documents/drawings submissions to relevant Governmentdepartments to obtain the necessary approvals;(f)Dates of requirement of temporary facilities necessary for testing &commissioning, e.g. electricity supply, water and town gas;(g)Dates of completion, testing and commissioning; and(h)Short term programmes showing the detailed work schedules of comingweeks and months shall also be provided to the Supervising Officer.Programmes shall be regularly updated to reflect the actual progress and tomeet the MI Contractors’ obligations under the Contract.In addition, detailed submission schedules for installation drawings, equipmentand testing and commissioning shall be submitted to the Supervising Officer forapproval. The formats and information to be included in the schedules shall be asdirected by the Supervising Officer.Section A3Page 1 of 7MI GS2017 Edition

A3.3BUILDER’S WORKAll builder’s work including openings or holes through building structure orpartition walls; trenches, ducts and cutting; and all plinths, concrete bases,supports, ducts, etc. required for the Installations will be carried out as part of thebuilding works by the Building Contractor at the expense of the Employerprovided that the MI Contractor has submitted full details of such requirements tothe Supervising Officer for approval, so that due consideration may be givenbefore the Building Contractor commences the building works in accordance withthe building programme in the areas concerned. After obtaining the said approvalof the Supervising Officer, the MI Contractor is required to mark out at the relevantlocations of the Site the exact positions and sizes of all such works and to providedetailed information of such works to the Building Contractor to facilitate him tocarry out the builder’s works as the Works proceed.All ‘cutting-away’ and ‘making-good’ as required to facilitate the MI Contractor’sworks will be carried out by the Building Contractor, except for minor provisionsrequired for the fixing of screws, raw plugs, redhead bolts, etc. which shall becarried out by the MI Contractor. The MI Contractor shall mark out on Site and/orsupply drawings of all cutting-away to the Building Contractor within a reasonabletime.All expenses properly incurred and losses suffered by the Employer as a result ofthe MI Contractor’s failure to comply with the above requirements are recoverableby the Employer from the MI Contractor as a debt under the Contract or via theBuilding Contractor as if it is a debt liable to the Building Contractor under theSub-contract as appropriate.The MI Contractor shall ensure that such works are essential for the execution ofthe Installations. In the event that any of such works is proved to be non-essential,unnecessary and/or abortive, the MI Contractor shall bear the full cost of suchworks including but not limited to any unnecessary or incorrect cutting-away andmaking-good and shall reimburse the Employer for all cost incurred in thisconnection are recoverable by the Employer from the MI Contractor as a debtunder the Contract or via the Building Contractor as if it is a debt liable to theBuilding Contractor under the Sub-contract as appropriate.Upon completion of the builder’s works by the Building Contractor, the MIContractor shall forthwith check and examine that all builder’s works so executedhave been completed in accordance with his requirements. If at any time itbecomes apparent to the MI Contractor that any builder’s works completed by theBuilding Contractor does not comply with his requirements in any respectwhatsoever, the MI Contractor shall forthwith give notice in writing to theSupervising Officer and specify in details the extents and effects of suchnon-compliance in that notice. The MI Contractor is deemed to have satisfied withthe builder’s works after a period of 14 days from the date of completion of thebuilder’s works if the above notice is not served to the Supervising Officer withinsuch period. All additional expenditure properly incurred and all loss suffered inthis connection by the Employer in having such works re-executed and rectifiedshall be recoverable by the Employer from the MI Contractor as a debt under theContract or via the Building Contractor as if it is a debt liable to the BuildingContractor under the Sub-contract as appropriate.Section A3Page 2 of 7MI GS2017 Edition

A3.4COORDINATION OF INSTALLATIONSThe MI Contractor shall coordinate the Installations with those works of theBuilding Contractor and any other contractors and sub-contractors of the BuildingContractor.The MI Contractor shall note that the Drawings supplied to him only indicate theapproximate locations of the Installations. He shall make any modificationreasonably required of his programme, work sequence and physical deployment ofhis work to suit the outcome of work coordination or as necessary and ensure thatall cleaning, adjustment, test and control points are readily accessible whilekeeping the number of loops, cross-overs and the like to a minimum.The MI Contractor shall pay particular attention to the building works programmeand shall plan, coordinate and programme his works to suit and adhere to thebuilding works in accordance with the building programme.Any significant problems encountered during the coordination work, which arebeyond the MI Contractor’s control, shall promptly be reported to the SupervisingOfficer.A3.5COOPERATION WITH OTHER CONTRACTORSThe MI Contractor shall cooperate at all times with the Building Contractor and allother contractors and sub-contractors of the Building Contractor in order toachieve efficient workflow on the Site and keep the Site in a clean and tidycondition.Any significant problems beyond the MI Contractor’s control shall promptly bereported to the Supervising Officer.A3.6SITE SUPERVISIONThe MI Contractor shall keep on the Site a competent and technically qualified sitesupervisor to control, supervise and manage all his works on Site. The sitesupervisor shall be vested with suitable powers to receive instructions from theSupervising Officer or his Representative.The site supervisor shall be technically competent and have adequate siteexperience for the Installations. The MI Contractor shall also refer to theParticular Specification for other specific requirements, if any, on site supervision.Approval by the Supervising Officer shall be obtained prior to the posting of thesite supervisor on Site. The MI Contractor shall immediately replace any sitesupervisor whose experience, skill or competency is, in the opinion of theSupervising Officer, found to be inadequate for the particular work.All tradesmen must be experienced in the trade and the work carried out shall beconsistent with good practice in Hong Kong and to the satisfaction of theSupervising Officer. In this connection, the MI Contractor’s attention is drawn to theSpecial Conditions of Contract under the Contract for the requirements relating toQualified Tradesmen/ Qualified Skilled Workers and Intermediate Tradesmen/Qualified Semi-skilled Workers.Section A3Page 3 of 7MI GS2017 Edition

A3.7SAMPLE BOARDWithin 6 weeks of the acceptance of his Tender and prior to the commencement ofthe Installations, the MI Contractor shall submit to the Supervising Officer forapproval a sample board of essential components proposed to be used in theContract. However, the MI Contractor may request the Supervising Officer inwriting for an extension of time, if 6 weeks are practically insufficient.Items displayed shall be deemed to be adequate for the Installations unlessotherwise clearly indicated. Each sample, with clear numbering and labeling, shallbe firmly fixed onto a rigid wooden or metal board. A list shall also be affixed onthe sample board to show the item description, make and brand, country of originand locations of installation (if not generally used). Samples rejected by theSupervising Officer shall be replaced as soon as possible. Upo

The Mechanical Installations shall comply with this General Specification which details the intrinsic properties (including materials and workmanship) of the Installations, in so far as it is not overridden by the Conditions, Particular Specification, Drawings and/or written instructions of the Supervising Officer. A1.2 SCOPE OF THE INSTALLATIONS