0921 bp 02b conention centre division 23

PACKAGE BP-02BBILL NO. 2 : CONVENTION CENTRE

DIVISION 23 - HEATING, VENTILATINGAND AIR CONDITIONING

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DIVISION 23 - HEATING, VENTILATINGAND AIR CONDITIONING.

HVAC AIR DUCT CLEANING (23-0130).

Cleaning of HVAC air ducts as specified and in compliance with 'NADCA ACR-Assesment, Cleaning and Restoration of HVAC Systems 2006'.

A Cleaning of rectangular galvanised steel ducts (totalarea 30739 m²). Item

B Cleaning of galvanised steel circular ducts, diameternot exceeding 300 mm (total length 1472 m). Item

C Ditto, diameter over 300 mm but not exceeding 600mm (total length 682 m). Item

D Allow for cleaning associated equipment and relatedcomponents as specified. Item

Allow for the following.

E Allow for protecting, locking out, de-energizingassociated electrical components etc during cleaningwork. Item

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COMMON MOTOR REQUIREMENTS FOR HVAC EQUIPMENT (23-0513).

The motors for HVAC equipment are not measuredseparately.

The Contractor is referred to HVAC equipmentmeasured elsewhere in the Bills of Quantities; allow asnecessary within respective HVAC equipment included under those Sections for complying with all therequirements of Common Motor Requirements forHVAC Equipment stipulated in this Section.

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EXPANSION FITTINGS AND LOOPS FOR HVAC PIPING (23-0516).

The expansion fitting and loops for HVAC piping arenot measured separately.

The Contractor is referred to HVAC piping systemsmeasured elsewhere in the Bills of Quantities; allow asnecessary within respective HVAC piping includedunder those Sections for complying with all therequirements of Expansion Fittings and Loops forHVAC piping stipulated in this Section.

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METERS AND GAUGES FOR HVAC PIPING(23-0519).

Pressure gauges as specified; installed on pipework.

A Pressure gauge; on 50 mm diameter pipework. 20 No

B Ditto; on 65 mm diameter pipework. 12 No

C Ditto; on 80 mm diameter pipework. 4 No

D Ditto; on 100 mm diameter pipework. 62 No

Positive displacement meters as specified; installed on pipework.

E Positive displacement meters on expansion tank make-up and cooling tower make-up. Item

Thermometer as specified; installed on pipework.

F Thermometer; on 50 mm diameter pipework. 20 No

G Thermometer; on 65 mm diameter pipework. 12 No

H Thermometer; on 80 mm diameter pipework. 4 No

I Thermometer; on 100 mm diameter pipework. 62 No

Flow meters as specified; installed on pipework.

J Flow meter; on 50 mm diameter pipework. 10 No

K Ditto; on 65 mm diameter pipework. 6 No

L Ditto; on 80 mm diameter pipework. 2 No

M Ditto; on 100 mm diameter pipework. 31 No

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VIBRATION AND SEISMIC CONTROLS FOR HVAC PIPING AND EQUIPMENT (23-0548).

A Allow as necessary for providing and / or incorporatingvibration and seismic controls for HVAC piping andequipments as specified. Item

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DUCT INSULATION (23-0713).

Aluminium foil faced rigid sectional glass fibre insulation to ASTM C612 (density not less than 48 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) between two coats of approved fungicidal protective fire resistant lagging adhesive.

A 25 mm Thick insulation to rectangular concealedductwork (measured the net area of ductwork). 14,793 m²

B 50 mm Thick insulation to rectangular ductworkexposed in non-airconditioned areas and plant rooms(measured the net area of ductwork). 14,466 m²

Aluminium foil faced rigid glass fibre insulation boards (density not less than 48 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) between two coats of approved fungicidal protective fire resistant lagging adhesive.

C 25 mm Thick insulation to rectangular ductworkexposed inside airconditioning spaces (measured thenet area of duct work). 307 m²

Aluminium foil faced rigid glass fibre insulation boards (density not less than 48 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) between two coats of approved fungicidal protective fire resistant lagging adhesive; clad with 0.90 mm thick aluminium sheets.

D 25 mm Thick insulation to rectangular ductworkexposed through occupied or public areas (measuredthe net area of duct work). 1,182 m²

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DUCT INSULATION (23-0713) (CONT'D).

50 mm Thick flexible glass fibre blanket type insulation covered with reinforced aluminium foil (density not less than 24 kg/m³) compressed to 25 mm thick during installation; fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) between two coats of approved fungicidal protective fire resistant lagging adhesive.

A To 150 mm diameter ducts. 1,050 m

B To 175 mm diameter ducts. 41 m

C To 200 mm diameter ducts. 182 m

D To 225 mm diameter ducts. 48 m

E To 250 mm diameter ducts. 112 m

F To 275 mm diameter ducts. 25 m

G To 300 mm diameter ducts. 14 m

H To 315 mm diameter ducts. 306 m

I To 325 mm diameter ducts. 8 m

J To 350 mm diameter ducts. 6 m

K To 400 mm diameter ducts. 36 m

L To 550 mm diameter ducts. 326 m

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DUCT INSULATION (23-0713) (CONT'D).

Lining to ductwork with incombustible type acoustic insulation bonded with approved adhesive as specified (on FCU discharge ducts upto 1.5 m length or upto first branch duct).

A 25 mm Thick acoustic lining to rectangular ductwork (measured the net area of ductwork). 192 m²

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HVAC EQUIPMENT INSULATION (23 - 0716).

Thermal insulation to HVAC equipment as specified and in accordance with QGEWC regulations; include for providing stainless steel jackets for equipment in Mechanical Rooms; allow for providing easily removable/replaceable insulation to equipment requiring access for maintenance, repair, cleaning etc; clean and treat with approved corrosion inhibitor before applying the insulation.

A Thermal insulation to 10 No. chilled water primary pumps. Item

B Ditto to 6 No. chilled water secondary pumps. Item

C Ditto to chilled water expansion tanks. Item

D Ditto to chilled water pressurization unit. Item

E Allow for thermal insulation to other HVACequipment deemed necessary. Item

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HVAC PIPING INSULATION (23 - 0719).

Aluminium foil faced pre-formed rigid sectional glass fibre insulation (density not less than 64 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) and sealing with fire-resistant, non-toxic, anti-fungus, weather resistant vapour seal as specified; cover with stone hammer finish aluminium sheet jacket of 0.7 mm thick; include for cleaning metal surfaces and treating with approved corrosion inhibitor before applying the insulation.

A 75 mm Thick insulation to 20 mm diameter chilled water pipework. 848 m

B Ditto to 25 mm diameter chilled water pipework. 1,062 m

C Ditto to 32 mm diameter chilled water pipework. 1,030 m

D Ditto to 40 mm diameter chilled water pipework. 610 m

E Ditto to 50 mm diameter chilled water pipework. 880 m

F Ditto to 65 mm diameter chilled water pipework. 1,632 m

G Ditto to 80 mm diameter chilled water pipework. 46 m

H Ditto to 100 mm diameter chilled water pipework. 1,320 m

I Ditto to 150 mm diameter chilled water pipework. 1,842 m

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HVAC PIPING INSULATION (23 - 0719) (CONT'D).

Aluminium foil faced pre-formed rigid sectional glass fibre insulation (density not less than 64 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) and sealing with fire-resistant, non-toxic, anti-fungus, weather resistant vapour seal as specified; cover with stone hammer finish aluminium sheet jacket of 0.7 mm thick; include for cleaning metal surfaces and treating with approved corrosion inhibitor before applying the insulation (Cont'd).

A 75 mm Thick insulation to 200 mm diameter chilled water pipework. 396 m

B Ditto to 250 mm diameter chilled water pipework. 278 m

C Ditto to 300 mm diameter chilled water pipework. 123 m

D Ditto to 400 mm diameter chilled water pipework. 290 m

E Ditto to 600 mm diameter chilled water pipework. 52 m

F Ditto to 800 mm diameter chilled water pipework. 68 m

G Ditto to 1000 mm diameter chilled water pipework. 338 m

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HVAC PIPING INSULATION (23 - 0719) (CONT'D).

Aluminium foil faced pre-formed rigid sectional glass fibre insulation (density not less than 64 kg/m³) fixing with approved adhesive and sealing joints as specified; wrapping with canvas cloth (density 200 g/m²) and sealing with fire-resistant, non-toxic, anti-fungus, weather resistant vapour seal as specified; cover with stone hammer finish aluminium sheet jacket of 0.7 mm thick; include for cleaning metal surfaces and treating with approved corrosion inhibitor before applying the insulation (Cont'd).

A 19 mm Thick insulation to 20 mm diameter condenser water pipework. 64 m

B Ditto to 50 mm diameter condenser water pipework. 25 m

C Ditto to 80 mm diameter condenser water pipework. 48 m

D Ditto to 100 mm diameter condenser water pipework. 705 m

E Ditto to 150 mm diameter condenser water pipework. 30 m

F Ditto to 250 mm diameter condenser water pipework. 128 m

G Ditto to 400 mm diameter condenser water pipework. 1,664 m

H Ditto to 1100 mm diameter condenser water pipework. 362 m

I 25 mm Thick insulation to 25 mm diameter condensatedrainage pipework. 620 m

J Ditto to 25 mm diameter condensate drainagepipework embedded in floor screed or concrete. 20 m

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INSTRUMENTS AND CONTROL ELEMENTS (23 - 0913).

Humidistats as specified: install in accordance with manufacturer's recommendations.

A Room humidistat. Item

B Limit duct humidistat. Item

Input/output sensors as specified; install in accordance with manufacturer's recommendations.

C Temperature sensors. Item

D Humidity sensors. Item

E Static pressure sensors. Item

F Equipment operation sensors. Item

G Digital to Pneumatic transducers. Item

H Damper position indicators. Item

I Carbon Monoxide detectors (181 No). Item

J Carbon Dioxide detectors. Item

Transmitters as specified; install in accordance with manufacturer's recommendations.

K Building Static Pressure Transmitters. Item

L Pressure Transmitters. Item

Thermostats as specified; install in accordance with manufacturer's recommendations including wiring as necessary.

M Thermostats (for VAV and FCU units). 112 No

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DIGITAL CONTROL EQUIPMENT (23-0923) AND BMS SEQUENCE OF OPERATION(23-0993).

Note: The works included under this section shallcomprise design, development, supply, installation,testing, commissioning and setting to work ofcomplete operational Building ManagementControl System (BMCS) as outlined in theSpecification and Drawings.

The works included in this Contract (BP-02)comprises the BMCS related to Convention Centerand the Central Chilled Water Plant. The systemhowever must be capable of being expanded toincorporate works in a future contract for theconstruction of the remaining phase of theConvention Center (Retail Area) and the MainTower.

Building Management System operator stations complete with IBM compatible microcomputer, LCD colour monitor, keyboard, mouse, colour printer as specified including operating systems, system support, network connection and all necessary software and hardware; include for all interconnecting power wiring / control cabling as necessary.

A Operator station to serve Central Chilled WaterPlant. 1 No

B Operator station to serve Convention Center includingassociated equipment. 1 No

Building Management System devices, control units and the like as specified and indicated on drawing GN/M3-00.06 complete with all associated accessories; include for all interconnecting power wiring / control cabling as necessary.

C BMS Control panel. Item

D Dedicated BMS Internet Protocol (IP) network. Item

E Allow for Network Controllers (NC) as necessary. Item

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DIGITAL CONTROL EQUIPMENT (23-0923) AND BMS SEQUENCE OF OPERATION(23-0993) (CONT'D).

Direct Digital Control (DDC) panels for governing, monitoring and integration of following building systems to BMCS as specified and indicated on control diagrams GN/M3-00.01 to 00.07; include for all other associated accessories, interconnecting wiring / control cabling as necessary.

A Direct Digital control panels for chilled water cooling system (10 No. chillers). Item

B Ditto for cooling towers (10 No.). Item

C Ditto for primary chilled water pumps (10 No.). Item

D Ditto for secondary chilled water pumps (6 No.). Item

E Ditto for condenser water pumps (10 No.). Item

F Ditto for condenser water make-up pump (2 No.). Item

G Ditto for pressurised feed and expansion tank. Item

H Ditto for water treatment units (10 No.). Item

I Ditto for cooling tower filters (10 No.). Item

J Ditto for motorised dampers (10 No.). Item

K Ditto for refrigerant leak sensors (10 No.). Item

L Ditto for floor cooling system (6 No.). Item

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Direct Digital Control (DDC) panels for governing, monitoring and integration of following building systems to BMCS as specified and indicated on control diagrams GN/M3-00.01 to 00.07; include for all other associated accessories, interconnecting wiring / control cabling as necessary (Cont'd).

A Direct Digital control panels for constant volume AHUs (31 No.). Item

B Ditto for variable volume AHUs (18 No.). Item

C Ditto for transfer fans (40 No.). Item

D Ditto for exhaust fans (52 No.). Item

E Ditto for smoke exhaust system dampers (48 No). Item

F Ditto for chillier room ventilation. Item

G Ditto for close control unit (3 No.). Item

H Ditto for DX split AC units (4 No.). Item

I Ditto for carpark supply fans (23 No.). Item

J Ditto for carpark exhaust fans (25 No.). Item

K Ditto for carpark exhaust motorised dampers (109 No.). Item

L Ditto for carpark supply motorised dampers (125 No.). Item

M Ditto for carpark CO2 sensors. Item

N Ditto for roof louvers (370 No.). Item

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A Direct digital control panel for sump pump (9 No.). Item

B Ditto for storm water holding tank. Item

C Ditto for cooling tower tank. Item

D Ditto for Exhibition Hall domestic water supply. Item

E Ditto for domestic water tank and distribution pump Item

F Ditto for incoming water supply system. Item

G Ditto for zone alarm flow switches for fire services (68No.). Item

H Ditto for fire pumps (2 No.). Item

I Ditto for fire jockey pump (1 No.). Item

J Ditto for fire water tank. Item

K Ditto for substations (6 No.). Item

L Ditto for MV switchgear room (6 No.). Item

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A Direct digital control panel for generators (3 No.). Item

B Ditto for generator set fuel supply pumps (3 No.). Item

C Ditto for generator set return fuel pumps (2 No.). Item

D Ditto for generator set day tanks (3 No.). Item

E Ditto for mechanical services motor control centers (20No.). Item

F Ditto for oil purifier. Item

Terminal Equipment Controllers (TEC) for governing, monitoring and integration of following terminal equipment to BMCS as specified and indicated on control diagrams GN/M3-00.01 to 00.07; include for all other associated accessories, interconnecting wiring / control cabling as necessary.

G Terminal Equipment Controllers for fan coil units (135 No.). Item

H Ditto for chillier room FCUs (7 No.). Item

I Ditto for VAV units (84 No.). Item

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A Allow for linking and integrating the BMS IP Networkwith the Electrical System as indicated on drawing GN/ M3-00.06. Item

B Allow for linking and integrating the BMS IP Networkwith BMCS Global Web and Data Server as indicatedon drawing GN / M3-00.06. Item

C Allow for all provisions to ensure the BMS is fullycompatible with chiller DDC. Item

D Allow for all provisions to ensure the BMS is fullycompatible with Energy and Meter Usage Control. Item

E Allow for all provisions to ensure the BMS is fullycompatible with Power Monitoring System Control. Item

F Allow for providing and / or incorporating additionalcomponents, accessories, controllers, features,functions, services etc as necessary to ensure theproper functioning of the system. Item

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ANALOG CONTROL EQUIPMENT (23-0943).


Allow for providing pneumatic control systemconsisting of thermostats, control valves, dampers andoperators, indicating devices, interface equipment andother apparatus, accessories etc as required by theSpecification.

Item

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FACILITY FUEL OIL PIPING (23-1113).

Black steel schedule 40 pipes to ASTM A 53 / A 53 M or ASME B36.10 M and malleable iron threaded fittings to ASME B16.3 with screwed joints or wrought carbon steel fittings to ASTM A 234/A 234 M with welded joints; include for surface preparation and painting as specified; on and including supports and hangers with all associated builders works as necessary.

A 25 mm Diameter pipes including fittings (over flowand drainage). 36 m

B 32 mm Ditto (fuel supply line from pumps to daytanks). 300 m

C 40 mm Ditto (fuel return lines from day tanks to bulkstorage tanks). 345 m

D 50 mm Ditto (fill line, suction pipe, vent and drainage). 230 m

E 65 mm Ditto (tank vent). 9 m

F 80 mm Ditto (over flow, vent and drainage). 51 m

G 100 mm Ditto (fill line to bulk storage tanks). 18 m

Isolating valves as specified with screwed or flanged ends; jointing to pipework.

H 25 mm Diameter valves. 3 No

I 32 mm Ditto. 15 No

J 50 mm Ditto. 3 No

K 80 mm Ditto. 3 No

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FACILITY FUEL OIL PIPING (23-1113) (CONT'D).

Solenoid valves as specified with screwed or flanged ends; jointing to pipework.

A 32 mm Diameter valves. 6 No

B 50 mm Ditto. 3 No

Fuel storage tanks in welded steel double skin construction with support saddles, tappings for accessories suitably coated / protected both internally and externally as specified and indicated on drawing GN/M7-00.06; complete with access holes, access ladders, earthing conductors, leak detector probe, fuel level probe, fill pipe, vent, drain, overflow, outlet connections, associated valves and other ancillaries; install on and including concrete base / plinths in accordance with manufacturer's recommendations including connections to fuel pipework.

C Bulk storage tank (at low level 2); storage capacity15,000 litres; Ref. ST-1, 2 and 3. 3 No

Fuel storage tanks in welded steel construction with support saddles, tappings for accessories suitably coated / protected both internally and externally as specified and indicated on drawing GN/M7-00.06; complete with access holes, manual fill port, inspection port and level controller switch, overflow, drain, outlet connections, associated valves and other ancillaries; install on and including steel supports in accordance with manufacturer's recommendations including connections to fuel pipework.

D Day tank for Generators (at level 2); storage capacity2000 litres; Ref DT-1, 2 and 3. 3 No

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Fuel pumps, positive displacement type with direct drives motors of flame-proof induction type complete with associated valves, strainers, other ancillaries and associated controls as specified and indicated on drawing GN/M7-00.06; install in accordance with manufacturer's recommendations including connections to fuel suction / discharge pipework and electrical connections to local outlets / control panels.

A Packaged fuel transfer pump set; capacity 0.83litres/second at 350 kpa total dynamic head; Ref. TP-1,2 and 3. 3 No

Fuel oil purifiers, modular fuel oil cleaning, water removal and fuel conditioning set as specified and indicated on drawing GN/M7-00.06; include for interconnecting pipework, associated valves and other piping ancillaries as necessary; install in accordance with manufacturer's recommendations including connections to fuel pipework and electrical connections to local outlets / control panels.

B Fuel oil purifier; capacity 0.50 litre/second; Ref. PU-1, 2 and 3. 3 No

Fuel oil purifying system control cabinet (PCC) as specified to monitor and control the fuel purifying system; include for connections to fuel system and electrical connections to local outlets / control panels.

C Fuel oil purifying system. Item

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Filling point including cap and quick connect coupling, shut off valve complete with control panel and other associated accessories as specified; include for vandal-proof protection and protection from un-authorised personnel.

A Filling point. 1 No

Fuel system devices and components as specified; include for all interconnecting power wiring / control cabling as necessary.

B Tank monitoring and leak detection system panel. 1 No

C Outdoor overflow alarm bell and silencing button. 1 No


D Allow for carrying out the works in accordance withstandard regulations, rules and recommendations of‘Civil Defence Department’, State of Qatar incompliance with the requirement and relevantprovisions of ‘American Petroleum Institute’. Item

E Allow for linking and interfacing all alarm and fill requirements with BMCS. Item

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LIQUID PETROLEUM GAS EQUIPMENT AND PIPING (23-1114).

Black steel schedule 40 pipes to ASTM A53 with shop applied pipe coating and forged steel socket weld threaded fittings to ANSI B16.11 or wrought steel butt weld fittings to ANSI B16.9 with welded joints to ANSI B31.08; laid in prepared trenches / ducts or on and including supports and hangers including all associated builders works as necessary.

A 50 mm Diameter pipes including fittings (LPG line toKitchen at level 1). 28 m

B 75 mm Ditto (LPG line to Kitchen at ground floor level). 10 m

C 100 mm Ditto (LPG main line from storage vessels). 30 m

Isolating valve as specified with screwed or flanged ends; jointing to pipework.

D 50 mm Diameter valve. 1 No

E 75 mm Ditto. 1 No

F 100 mm Ditto. 8 No

Solenoid valves as specified with screwed or flanged ends; jointing to pipework.

G 50 mm Diameter valve. 1 No

H 75 mm Ditto. 1 No


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LIQUID PETROLEUM GAS EQUIPMENT AND PIPING (23-1114) (CONT'D).

Emergency stop valves as specified with screwed or flanged ends; jointing to pipework.

A 75 mm Diameter valve. 1 No

B 100 mm Ditto. 2 No

LPG outlets as specified; jointing to pipework.

C Allow for LPG outlets as necessary. Item

Leak detectors as specified; jointing to pipework.

D Allow for leak detectors (near cooking equipment) as necessary. Item

LPG Storage vessels designed and fabricated in fully welded steel construction suitable coated / protected both internally and externally including supports, saddles as specified; complete with inlet and outlet connections, gauges, quick connect couplings, isolating valves, check valves, pressure relief valves, pressure limiters, strainers and other associated ancillaries as shown on drawing GN/P2-00.02; install at building exterior in accordance with manufacturer's recommendations including earthing / grounding and associated builders works.

E Horizontally mounted LPG storage vessels; storage capacity 3800 litres. 2 No

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LIQUID PETROLEUM GAS EQUIPMENT AND PIPING (23-1114) (CONT'D).

LPG system devices, components and ancillaries as specified; include for jointing to LPG system and power wiring / control cabling as necessary.

A LPG system control panel. 1 No

B Emergency shut-off switches. Item

C Gas meters. Item

Allow for the following

D Allow for carrying out the works in accordance withstandards, regulations, rules and recommendation ofthe ‘Civil Defence Department’ and in compliancewith ‘American Petroleum Institute Standards’ andrelevant provision of NFPA. Item

E Allow for linking and interfacing the gas control panelwith Building Fire Alarm System. Item

F Allow for protecting the vessels, equipment andancillaries from access to unauthorised personnel. Item

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HYDRONIC PIPING (23-2113).

CHILLED WATER PIPING.

Copper pipes to ASTM B-88 Type L and solder type fittings with soldered joints or black schedule 40 steel pipes to ASTM A 53/A 53 M and malleable iron fittings to ASTM B 16.3 with screwed joints as specified; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports, and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

A 20 mm Diameter pipes including fittings. 848 m

B 25 mm Ditto. 1,062 m

C 32 mm Ditto. 1,030 m

D 40 mm Ditto. 610 m

E 50 mm Ditto. 880 m

F 65 mm Diameter pipes including fittings. 1,632 m

Black schedule 40 steel pipes to ASTM A 53/A 53 M and wrought steel welding type fittings to ASTM A 234/A 234 M with welded joints to AWS D1.1; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

G 80 mm Diameter pipes including fittings. 46 m

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HYDRONIC PIPING (23-2113) (CONT'D).

CHILLED WATER PIPING (CONT'D).

Black schedule 40 steel pipes to ASTM A 53/A 53 M and wrought steel welding type fittings to ASTM A 234/A 234 M with welded joints to AWS D1.1; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary (Cont'd).

A 100 mm Diameter pipes. 1,320 m

B Extra; bend. 70 No

C Extra; tee. 34 No

D Extra; reduced connection. 6 No

E 150 mm Diameter pipes. 1,842 m

F Extra; bend. 104 No

G Extra; tee. 100 No

H Extra; reduced connection. 4 No

I 200 mm Diameter pipes. 396 m

J Extra; tee. 18 No

K Extra; reduced connection. 2 No

L 250 mm Diameter pipes. 278 m

M Extra; tee. 14 No

N Extra; reduced connection. 4 No

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Black steel pipes (wall thickness 10 mm) to ASTM A 53/A 53 M and wrought steel welding type fittings to ASTM A 234/A 234 M with welded joints to AWS D1.1; include for de-scaling and all preparations on inside and outside before assembling as specified ; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

A 300 mm Diameter pipes. 123 m

B Extra; bend. 6 No

C Extra; tee. 6 No

D Extra; reduced connection. 2 No

E 400 mm Diameter pipes. 290 m

F Extra; bend. 66 No

G Extra; tee. 4 No

H Extra; reduced connection. 20 No

I 600 mm Diameter pipes. 52 m

J Extra; bend. 14 No

K Extra; tee. 7 No

L Extra; reduced connection. 10 No

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Steel pipes and fittings to API 5L (14.30 mm wall thickness) with electric resistance weld (ERW) joints; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports and hangers in accordance with B31.9 complete with all associated builders work as necessary.

A 800 mm Diameter pipes. 68 m


C Extra; bend 45°. 2 No

D Extra; tee. 11 No

E Extra; reduced connection. 3 No

F 1000 mm Diameter pipes. 338 m

G Extra; bend. 1 No

H Extra; tee. 20 No

I Extra; reduced connection. 4 No

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C 32 mm Ditto. 38 No

D 40 mm Ditto. 52 No

E 50 mm Ditto. 40 No


G 80 mm Ditto. 4 No

H 100 mm Ditto. 76 No


J 400 mm Ditto. 44 No

K 600 mm Ditto. 12 No

L 800 mm Ditto. 2 No

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Automatic balancing valves (commissioning valves) as specified with screwed or flanged ends; jointing to pipework.



C 32 mm Ditto. 3 No



F 65 mm Ditto. 7 No

G 80 mm Ditto. 2 No


Check valves as specified with screwed or flanged ends; jointing to pipework.

I 20 mm Diameter valve. 1 No


K 150 mm Ditto. 3 No

L 200 mm Ditto. 1 No

M 400 mm Ditto. 12 No

N 600 mm Ditto. 4 No

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2 - Way motorised control valves as specified with screwed or flanged ends; jointing to pipework; include for control wiring as specified.



C 32 mm Ditto. 3 No



F 65 mm Ditto. 7 No

G 80 mm Ditto. 2 No


CONDENSER WATER AND MAKE-UPWATER PIPING.

Black schedule 40 steel pipes to ASTM A 53/A 53M and galvanised malleable iron fittings to ASTM B 16.3 with screwed joints as specified; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

I 20 mm Diameter pipes including fittings. 64 m

J 50 mm Ditto. 25 m

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CONDENSER WATER AND MAKE-UPWATER PIPING (CONT'D).

Black schedule 40 steel pipes to ASTM A 53/A 53M and galvanised wrought steel welding type fittings to ASTM A 234/A 234 M with welded joints to AWS D1.1; include for de-scaling and all preparations on inside and outside before assembling as specified; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

A 80 mm Diameter pipes including fittings. 48 m

B 100 mm Diameter pipes. 705 m

C Extra; bend. 48 No

D Extra; tee. 36 No

E 150 mm Diameter pipes. 30 m


G Extra; bend. 20 No

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DH0921 2/23/35 0921-BP-02B




AmountQR.



Glass fiber reinforced plastic (GRP) pipes and fittings manufactured to API 5LR with joints to ASTM B31.1 and in accordance with manufacturer's recommendations; on and including supports and hangers in accordance with B 31.9 complete with all associated builders work as necessary.

A 400 mm Diameter pipes. 1,664 m


C Extra; bend 45°. 52 No

D Extra; tee. 60 No

E Extra; reduced connection. 30 No


G Extra; tee. 40 No

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AmountQR.






C 100 mm Ditto. 20 No




3 - Way motorised valves with screwed or flanged ends as specified; jointing to pipework; include for control wiring as specified.

G 400 mm Diameter valve. 10 No

Check valves as specified with screwed or flanged ends; jointing to pipework.

H 400 mm Diameter valve. 10 No

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DH0921 2/23/37 0921-BP-02B




AmountQR.

HYDRONIC SPECIALITIES (23-2114).

Diaphragm type expansion tanks in welded steel construction including steel support stands as specified; complete with pressure gauges, air charging fittings, tank drain, associated valves and other accessories; install in accordance with manufacturer's recommendations including connections to chilled water services.

A Expansion tank; nominal capacity 500 litres; Ref. ET-1. 1 No

In-line air separator assemblies in cast iron or steel with factory attached pedestals for floor mounting; complete with associated valves, strainers, valved drains and other accessories as specified; install in accordance with manufacturers recommendations including connections to chilled water pipework.

B Air separators; flow rate 265 litres / sec at 860 kPadesign pressurisation rating; inlet / outlet pipe size 400mm; Ref. AS-1 to AS-10. 10 No

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DH0921 2/23/38 0921-BP-02B




AmountQR.

HYDRONIC SPECIALITIES (23-2114) (CONT'D).

Strainers 'Y' type including drain cocks as specified with screwed or flanged joints; jointing to pipework.

A 20 mm Diameter strainer. 46 No


C 32 mm Ditto. 3 No



F 65 mm Ditto. 7 No

G 80 mm Ditto. 2 No




Automatic air vents float type with bronze pilot valve mechanism as specified; installed on pipework.

K Automatic air vent; on 20 mm diameter pipework. 46 No

L Ditto; on 25 mm diameter pipework. 77 No

M Ditto; on 32 mm diameter pipework. 3 No

N Ditto; on 40 mm diameter pipework. 15 No

O Ditto; on 50 mm diameter pipework. 10 No

P Ditto; on 65 mm diameter pipework. 7 No

Q Ditto; on 80 mm diameter pipework. 2 No

R Ditto; on 100 mm diameter pipework. 31 No

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DH0921 2/23/39 0921-BP-02B




AmountQR.

HYDRONIC PUMPS (23-2123).

VERTICAL IN-LINE PUMPS.

Chilled water pumps, vertical single stage close coupled split casing type for in-line mounting as specified; install on prepared bases / plinths in accordance with manufacturer's recommendations. including connections to chilled water suction and discharge pipework and electrical connections to local outlets / control panels.

A Chilled water primary pumps; flow rate 142 litres /sec at 157 kPa total dynamic head; Ref. PCHWP-1 to10. 10 No

B Chilled water secondary pumps; flow rate 300litres/sec at 350 kPa total dynamic head; Ref. SCHWP-3 (1 duty / 1 stand-by). 2 No

C Chilled water secondary pumps; flow rate 600litres/sec at 350 kPa total dynamic head; Ref. SCHWP-2 (1 duty / 1 stand-by). 2 No

D Chilled water secondary pumps; flow rate 769litres/sec at 350 kPa total dynamic head; Ref. SCHWP-4 (1 duty / 1 stand-by). 2 No

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AmountQR.

HYDRONIC PUMPS (23-2123) (CONT'D).

VERTICAL IN-LINE PUMPS (CONT'D).

Condenser water pumps, vertical single stage close coupled split casing type for in-line mounting as specified; install on prepared bases / plinths in accordance with manufacturer's recommendations including connections to condenser water suction and discharge pipework and electrical connections to local outlets / control panels.

A Condenser water pumps; flow rate 284 litres / sec at300 kPa total dynamic head; Ref. CWP-1 to 10. 10 No


B Allow for testing and commissioning for 5 No. primarychilled water pumps (Ref. PCHWP-1 to 5), 2 No.secondary chilled water pumps (Ref. SCHWP-2) and 5No. condenser water pumps (Ref. CWP-1 to 5). Item

C Allow for providing suitable protection measures incompliance with manufacturer's recommendations andhand over 5 No. primary chilled water pumps (Ref.PCHWP-6 to 10), secondary chilled water pumps forRetail and Tower (Ref. SCHP-3 and 4) and 5 No.condenser water pumps (Ref. CWP-6 to 10) to BP-03Contractor as owner supplied and installed equipmenton site (for testing and commissioning to be carried outby BP-03 Contractor). Item

D Allow for providing extended warranty on all theequipment included under this Section for five (5)years from the date of substantial completion. Item

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AmountQR.

HYDRONIC PUMPS (23-2123) (CONT'D).

END-SUCTION PUMPS.

Condenser water make-up pumps, single stage, end suction, base mounted type as specified; complete with associated valves and other ancillaries; install in accordance with manufacturer's recommendations including connections to condenser water pipework and electrical connections to local outlets / control panels.

A Packaged condenser water make-up pumps; flow rate31.5 litres / sec at 260 kPa total dynamic head ; Ref.CWMP-1 and 2. (1 duty / 1 stand-by). 1 Set

PRESSURISATION UNIT.

Chilled water pressurisation unit as specified; complete with pressurisation pumps, interconnecting pipework, valves and other associated ancillaries; install in accordance with manufacturer's recommendations including connections to chilled water pipework, make-up water pipework and electrical connections to local outlets / control panel.

B Packaged pressurisation unit; Ref. PU-1. 1 No

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DH0921 2/23/42 0921-BP-02B




AmountQR.

REFRIGERANT PIPING (23-2300).

The refrigerant piping associated with HVACequipment are not measured separately.

The Contractor is referred to Section 23-8127 SplitSystem Cooling and other HVAC equipment measuredelsewhere in the Bills of Quantities; allow as necessarywithin respective HVAC equipment included underthose Sections for complying with all the requirementsof 'Refrigerant Piping' stipulated in the Section.

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AmountQR.

HVAC WATER TREATMENT (23-2500).

Water treatment unit for chilled water system as specified complete with interconnecting pipework, valves and associated ancillaries; install in accordance with manufacturer's recommendations including all services connections as necessary.

A Water treatment unit; Ref. WTU-1 to 10. 10 No

Chemical dosing equipment for chilled water system as shown on drawing BG/M7-02.01; complete with dosing container, integral diaphragm, interconnecting pipework, valves and other associated ancillaries as specified; install in accordance with manufacturer's recommendations including all services connections as necessary.

B Chemical dosing equipment. 1 No

Reciprocating displacement type chemichal dosing pump as specified; install on pipe work in accordance with manufacturer's recommendations including connections to local outlets and controls.

C Chemical dosing pump; flow rate 140 liters/sec at0.5kpa total dynamic head; Ref.CDP 1 & 2. 2 No

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DH0921 2/23/44 0921-BP-02B




AmountQR.

HVAC DUCTS AND CASINGS (23-3100).

METAL DUCTWORK AND CASINGS.

Note: The Tenderer shall note that all sheet metalductwork has been measured as low / mediumpressure type in accordance with ‘SMACNAHVAC DUCT Construction Standards’. TheTenderer shall determine the high pressureductwork if required and make his ownassessment of adjustments to ductwork. Anyadditional cost of adjustments to low / mediumpressure ductwork measured in the Bills ofQuantities shall be inserted in the item "Allow forhigh pressure ductwork" and shall not be subject tore-measurement.

Ducts and casings fabricated in hot-dipped galvanised steel sheets to ASTM A653/A 653 M FS Type B with G60/Z180 coating as specified including all fittings, cross joints, reinforcements , stiffeners and access panels; include for supports, brackets and hangers in accordance with the specification.

A 0.50 mm (24g) Thick rectangular ductwork; largest side not exceeding 700 mm. 9,465 m²

B 0.70 mm (22g) Thick rectangular ductwork; largest side over 725 mm but not exceeding 900 mm. 2,127 m²

C Ditto; largest side over 925 mm but not exceeding 1350 mm. 7,419 m²

D 0.80 mm (20g) Thick rectangular ductwork; largest side over 1375 mm but not exceeding 1800 mm. 6,500 m²

E Ditto; largest side over 1825 mm but not exceeding 2100 mm. 3,882 m²

F 1.2 mm (18g) Thick rectangular ductwork; largest side over 2125 mm. 1,346 m²

G Allow for high pressure ductwork. Item

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AmountQR.

HVAC DUCTS AND CASINGS (23-3100)(CONT'D).

METAL DUCTWORK AND CASINGS (CONT'D).

Spirally wound or straight seamed circular ducts in hot-dipped galvanised steel sheets to ASTM A653/A 653 M FS Type B with G50/Z180 coating as specified including all fittings, cross joints, reinforcements, stiffeners and access panels; include for supports and hangers in accordance with the specification.

A Circular ducts, 150 mm diameter. 1,050 m

B Ditto, 175 mm diameter. 41 m

C Ditto, 200 mm diameter. 182 m

D Ditto, 225 mm diameter. 48 m

E Ditto, 250 mm diameter. 112 m

F Ditto, 275 mm diameter. 25 m

G Ditto, 300 mm diameter. 14 m

H Ditto, 315 mm diameter. 306 m

I Ditto, 325 mm diameter. 8 m

J Ditto, 350 mm diameter. 6 m

K Ditto, 400 mm diameter. 36 m

L Ditto, 550 mm diameter. 326 m

To Collection QR.

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AmountQR.

AIR DUCT ACCESSORIES (23-3300).

Volume control dampers for galvanised steel ductwork as specified; fixing in ductwork.

A 150 x 150 mm. 67 No

B 200 x 150 mm. 43 No

C 200 x 200 mm. 87 No

D 250 x 150 mm. 5 No

E 250 x 200 mm. 90 No

F 250 x 250 mm. 49 No

G 300 x 150 mm. 17 No

H 300 x 200 mm. 19 No

I 300 x 250 mm. 21 No

J 300 x 300 mm. 6 No

K 350 x 150 mm. 1 No

L 350 x 200 mm. 3 No

M 350 x 250 mm. 3 No

N 350 x 300 mm. 3 No

O 350 x 350 mm. 1 No

P 400 x 200 mm. 2 No

Q 400 x 250 mm. 12 No

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AmountQR.

AIR DUCT ACCESSORIES (23-3300) (CONT'D).

Volume control dampers for galvanised steel ductwork as specified; fixing in ductwork (Cont'd).

A 400 x 300 mm. 10 No

B 450 x 250 mm. 8 No

C 450 x 300 mm. 1 No

D 450 x 450 mm. 1 No

E 500 x 250 mm. 2 No

F 500 x 300 mm. 2 No

G 500 x 450 mm. 5 No

H 500 x 500 mm. 2 No

I 550 x 250 mm. 2 No

J 550 x 300 mm. 1 No

K 550 x 550 mm. 1 No

L 600 x 300 mm. 3 No

M 600 x 500 mm. 2 No

N 700 x 350 mm. 2 No

O 700 x 400 mm. 2 No

P 700 x 550 mm. 1 No

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AmountQR.



A 750 x 550 mm. 1 No

B 800 x 550 mm. 1 No

C 850 x 200 mm. 1 No

D 850 x 500 mm. 1 No

E 800 x 800 mm. 1 No

F 950 x 500 mm. 1 No

G 1000 x 800 mm. 1 No

H 1100 x 450 mm. 2 No

I 1100 x 650 mm. 1 No

J 1200 x 350 mm. 3 No

K 1200 x 850 mm. 2 No

L 1300 x 400 mm. 24 No

M 1300 x 450 mm. 1 No

N 1350 x 1350 mm. 1 No

O 1450 x 1100 mm. 2 No

P 1500 x 400 mm. 8 No

Q 1500 x 1350 mm. 1 No

. . . .

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AmountQR.



A 1600 x 500 mm. 1 No

B 1650 x 1100 mm. 1 No

C 1800 x 500 mm. 84 No.

D 1800 x 1050 mm. 2 No

E 1800 x 1500 mm. 14 No

F 2000 x 950 mm. 11 No

G 2000 x 1350 mm. 2 No

H 2000 x 1500 mm. 2 No

I 2100 x 850 mm. 9 No

J 2100 x 900 mm. 5 No

K 2150 x 850 mm. 4 No

L 2200 x 1100 mm. 1 No

M 2700 x 1000 mm. 4 No

N 2700 x 2000 mm. 1 No

O 2850 x 1500 mm. 2 No

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AmountQR.



A 150 mm Diameter. 537 No

B 175 mm Diameter. 5 No

C 200 mm Diameter. 128 No

D 225 mm Diameter. 28 No

E 250 mm Diameter. 35 No

F 275 mm Diameter. 3 No

G 300 mm Diameter. 1 No

H 325 mm Diameter. 2 No

I 350 mm Diameter. 7 No

J 400 mm Diameter. 2 No

K 550 mm Diameter. 40 No

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Fire dampers with access panels for galvanised steel ductwork as specified; fixing in ductwork.

A 150 x 150 mm. 15 No

B 200 x 150 mm. 6 No

C 200 x 200 mm. 6 No

D 250 x 200 mm. 2 No

E 250 x 250 mm. 17 No

F 300 x 150 mm. 18 No

G 300 x 250 mm. 16 No

H 350 x 200 mm. 2 No

I 350 x 250 mm. 7 No

J 350 x 300 mm. 22 No

K 350 x 350 mm. 42 No

L 400 x 150 mm. 3 No

M 400 x 200 mm. 4 No

N 400 x 250 mm. 6 No

O 400 x 300 mm. 3 No

P 400 x 350 mm. 13 No

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Fire dampers with access panels for galvanised steel ductwork as specified; fixing in ductwork (Cont'd).

A 450 x 250 mm. 3 No

B 450 x 300 mm. 1 No

C 450 x 450 mm. 11 No

D 500 x 100 mm. 4 No

E 500 x 200 mm. 1 No

F 500 x 250 mm. 3 No

G 500 x 300 mm. 5 No

H 500 x 350 mm. 8 No

I 500 x 450 mm. 3 No

J 500 x 500 mm. 4 No

K 550 x 300 mm. 10 No

L 550 x 550 mm. 8 No

M 600 x 250 mm. 53 No

N 600 x 300 mm. 1 No

O 600 x 350 mm. 7 No

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DH0921 2/23/53 0921-BP-02B




AmountQR.



A 600 x 500 mm. 55 No

B 600 x 600 mm. 1 No

C 650 x 400 mm. 4 No

D 650 x 450 mm. 17 No

E 650 x 650 mm. 4 No

F 700 x 350 mm. 1 No

G 700 x 700 mm. 1 No

H 750 x 400 mm. 2 No

I 750 x 550 mm. 1 No

J 800 x 400 mm. 4 No

K 800 x 800 mm. 1 No

L 850 x 850 mm. 1 No

M 900 x 350 mm. 7 No

N 900 x 600 mm. 1 No

O 1000 x 1000 mm. 4 No

P 1050 x 1050 mm. 2 No

Q 1100 x 500 mm. 1 No

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DH0921 2/23/54 0921-BP-02B




AmountQR.



A 1100 x 550 mm. 4 No

B 1100 x 650 mm. 1 No

C 1100 x 900 mm. 3 No

D 1100 x 1100 mm. 12 No

E 1150 x 250 mm. 4 No

F 1150 x 900 mm. 1 No

G 1200 x 350 mm. 4 No

H 1250 x 400 mm. 1 No

I 1250 x 1250 mm. 5 No

J 1300 x 400 mm. 4 No

K 1300 x 450 mm. 1 No

L 1350 x 850 mm. 8 No

M 1400 x 300 mm. 3 No

N 1400 x 500 mm. 4 No

O 1500 x 400 mm. 1 No

P 1800 x 400 mm. 2 No

Q 1800 x 600 mm. 1 No

R 2000 x 700 mm. 5 No

S 2000 x 750 mm. 4 No

To Collection QR.

DH0921 2/23/55 0921-BP-02B




AmountQR.



A 2000 x 900 mm. 21 No

B 2000 x 950 mm. 1 No

C 2000 x 1500 mm. 1 No

D 2100 x 850 mm. 1 No

E 2100 x 900 mm. 5 No

F 2150 x 850 mm. 6 No

G 2600 x 600 mm. 1 No

H 2700 x 1000 mm. 4 No

I 150 mm Diameter. 36 No

J 175 mm Diameter. 1 No

K 200 mm Diameter. 18 No

L 250 mm Diameter. 1 No

M 275 mm Diameter. 3 No

N 300 mm Diameter. 1 No

O 350 mm Diameter. 1 No

To Collection QR.

DH0921 2/23/56 0921-BP-02B




AmountQR.


Motorized dampers as specified; fixing in ductwork or openings in wall including control wiring as necessary.

A 200 x 200 mm Duct size. 5 No

B 350 x 200 mm Duct size. 1 No

C 450 x 450 mm Duct size. 1 No

D 500 x 450 mm Duct size. 1 No

E 550 x 450 mm Duct size. 1 No

F 600 x 400 mm Duct size. 1 No

G 750 x 750 mm Duct size. 2 No

H 800 x 350 mm Duct size. 2 No

I 900 x 200 mm Duct size. 1 No

J 900 x 600 mm Duct size. 1 No

K 900 x 900 mm Duct size. 4 No

L 1000 x 800 mm Duct size. 1 No

M 1000 x 900 mm Duct size. 1 No

N 1050 x 1050 mm Duct size. 3 No

O 1100 x 1100 mm Duct size. 12 No

P 1250 x 1250 mm Duct size. 4 No

Q 1300 x 1300 mm Duct size. 9 No

R 1350 x 850 mm Duct size. 5 No

To Collection QR.

DH0921 2/23/57 0921-BP-02B




AmountQR.


Motorized dampers as specified; fixing in ductwork or openings in wall including control wiring as necessary.













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DH0921 2/23/58 0921-BP-02B




AmountQR.


Motorised smoke dampers as specified; fixing in ductwork or openings in walls including control wiring as necessary.















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DH0921 2/23/59 0921-BP-02B




AmountQR.


Motorised smoke dampers, as specified; fixing in ductwork or openings in wall including control wiring as necessary.








Non return dampers for galvanised steel ductwork as specified; fixing in ductwork


To Collection QR.

DH0921 2/23/60 0921-BP-02B




AmountQR.

DUCT SILENCERS (23-3319).

Sound attenuators (duct silencers) as specified; fixing in ductwork.


















To Collection QR.

DH0921 2/23/61 0921-BP-02B




AmountQR.

DUCT SILENCERS (23-3319) (CONT'D).

Sound attenuators (duct silencers) as specified; fixing in ductwork (Cont'd).


















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DH0921 2/23/62 0921-BP-02B




AmountQR.

DUCT SILENCERS (23-3319) (CONT'D).

Sound attenuators (duct silencers) as specified; fixing in ductwork (Cont'd).













Cross-talk attenuators as specified; fixing to ductwork or openings in walls as necessary.

M Cross-talk attenuators (on the wall between Toilet and Toilet Lobby at level 2). 2 No

To Collection QR.

DH0921 2/23/63 0921-BP-02B




AmountQR.

AXIAL HVAC FANS (23-3413).

Belt driven in-line vane-axial twin type fans, statically and dynamically balance and in heavy gauge steel housing fabricated to AMCA 99 complete with back draft dampers, inlet screens, outlet cones, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders work.

A In-line vane-axial twin type fan unit (1 duty / 1 stand-by) for carpark ventilation system; air flow 25200litres / sec; Ref. SF-1. 19 No

B Ditto; air flow 25200 litres / sec; Ref. RF-1. 25 No

Belt driven in-line axial single fans, statically and dynamically balance and in heavy gauge steel housing fabricated to AMCA 99 complete with back draft dampers, inlet screens, outlet cones, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders work.

C In-line vane-axial single type fan unit for carparkventilation system; air flow 25200 litres / sec; Ref. SF- 4 No

To Collection QR.

DH0921 2/23/64 0921-BP-02B




AmountQR.

AXIAL HVAC FANS (23-3413) (CONT'D).

Belt driven in-line tube-axial type fans, statically and dynamically balance and in heavy gauge steel housing fabricated to AMCA 99 complete with back draft dampers, inlet screens, outlet cones, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders work.

A In-line tube-axial type fan unit (for Pump / GeneratorRoom at lower level 2); air-flow 600 litres / sec; Ref.EF-G101. 1 No

B In-line tube-axial type fan unit (for refrigerant vapourremoval); air flow 2400 litres / sec; Ref. EF - CR. 1 No

Direct driven axial single type fans, statically and dynamically balance and in heavy gauge steel housing fabricated to AMCA 99 complete with back draft dampers, inlet screens, outlet cones, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders work.

C Direct driven propeller type fan for vestibulepressurisation system; airflow 185 litres / sec; Ref. TF-1A to TF-14C. 40 No

To Collection QR.

DH0921 2/23/65 0921-BP-02B




AmountQR.

CENTRIFUGAL HVAC FANS (23-3416).

Belt or direct driven, statically and dynamically balance, in-line centrifugal fan units in heavy gauge steel housing fabricated to AMCA 99 complete with discharge dampers, inlet / outlet screens, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders work.

A In-line centrifugal type fans for Breakroom Toilet freshair system; air flow 950 litres / sec; Ref. SF-CR. 1 No

B In-line centrifugal type fan for kitchen exhaust system;air flow 2500 litres / sec; Ref. EF-K 101 and K 102.

2 No

To Collection QR.

DH0921 2/23/66 0921-BP-02B




AmountQR.

HVAC POWER VENTILATORS (23-3423).

Wall mounted centrifugal exhaust fans, belt or direct driven complete with back draft dampers, factory wired disconnect switches, associated controls and accessories as specified and detailed on drawings GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders works.

A Wall mounted exhaust fan, airflow 990 litres / sec; Ref. ET-T115. 1 No

To Collection QR.

DH0921 2/23/67 0921-BP-02B




AmountQR.

HVAC POWER VENTILATORS (23-3423) (CONT'D).

In-line mixed flow type, belt or direct driven exhaust fans complete with back draft dampers, factory wired disconnect switches and other associated controls and accessories as specified and detailed on drawing CN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders works.

A In-line mixed flow type fan (for Toilet exhaust) ;airflow 1425 litres / sec; Ref. EF-T111. 1 No

B Ditto; airflow 1680 litres / sec; Ref. EF-T109. 1 No

C Ditto; airflow 1950 litres / sec; Ref. EF-T101. 1 No

D Ditto; airflow 2045 litres / sec; Ref. EF-T114. 1 No

E Ditto; airflow 2065 litres / sec; Ref. EF-T113. 1 No

F Ditto; airflow 2220 litres / sec; Ref. EF-T102. 1 No

G Ditto; airflow 3320 litres / sec; Ref. EF-T110. 1 No

H Ditto; airflow 3351 litres / sec; Ref. EF-T103, T104, T105 and T106. 4 No

I In-line mixed flow type fan (for Support Spaceexhaust) ; airflow 3476 litres / sec; Ref. EF-M107. 1 No

J Ditto; airflow 3685 litres / sec; Ref. EF-T107. 1 No

K Ditto; airflow 3980 litres / sec; Ref. EF-T108. 1 No

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AmountQR.


In-line mixed flow type, belt or direct driven exhaust fans complete with back draft dampers, factory wired disconnect switches and other associated controls and accessories as specified and detailed on drawing CN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders works (Cont'd).

A In-line mixed flow type fan (for Refuse Roomexhaust); airflow 4500 litres / sec; Ref. EF-G101. 1 No

B In-line mixed flow type fan (for Meeting Roomexhaust); airflow 6579 litres / sec; Ref. EF-M102. 1 No

C In-line mixed flow type fan (for Toilet exhaust); airflow 7966 litres / sec; Ref. EF-T112. 1 No

D In-line mixed flow type fan (for Meeting Roomexhaust); airflow 8782 litres / sec; Ref. EF-M101. 1 No

E In-line mixed flow type fan (for Exhibition Hallexhaust); airflow 11000 litres / sec; Ref. EF-E601,E602, E603 and E604. 4 No

F In-line mixed flow type fan (for Foyer exhaust);airflow 12000 litres / sec; Ref. EF-F101, F102, F103,F104 and F105. 5 No

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AmountQR.


In-line mixed flow type, belt or direct driven exhaust fans equipped with variable frequency drive (VFD), complete with back draft dampers, factory wired disconnect switch / controls and other associated controls and accessories as specified and detailed on drawing GN/M9-00.02; fixing in position in accordance with manufacturer's recommendations including electrical connections to local outlets and all associated builders works.

A In-line mixed flow type fan (for Exhibition Hall smokeextract); nominal return air flow 27000 litres / sec andactive smoke extract rate 11000 litres / sec; Ref. EF-E201 and E202. 2 No

B Ditto; nominal return air flow 27000 litres / sec andactive smoke extract rate 12000 litres / sec; Ref. EF-E203, E204, E301, E302, E303, E304, E401, E402,E403, E404, E501, E502, E503 and E504. 14 No

C Ditto; nominal return air flow 36000 litres/sec andactive smoke extract rate 17000 litres / sec; Ref. EF-E101, E102 and E103. 3 No

D Ditto; nominal return air flow 36000 litres / sec andactive smoke extract rate 19200 litres / sec; Ref. EF-E104. 1 No

To Collection QR.

DH0921 2/23/70 0921-BP-02B




AmountQR.

ENGINE EXHAUST SYSTEM (23-3516).

The Contractor is referred to Division 26-Section3213, Packaged Engine Generators; allow as necessarywithin Section 26-3213 for providing 'Engine ExhaustSystem' included under Division 26 for complyingwith all the requirements stipulated in this Section.

To Collection QR.

DH0921 2/23/71 0921-BP-02B




AmountQR.

AIR TERMINAL UNITS (23-3600).

SINGLE DUCT VARIABLE VOLUME UNITS.

Variable air volume terminals (VAV) in galvanised steel (minimum 22 g) casing and vinyl coated fibrous glass lining; complete with air dampers, line attenuators, integral controls and associated accessories as specified; fixing in position in accordance with manufacturer's recommendations including connections to ductwork and electrical connections to local outlets.

A Variable air volume terminal; air flow 180 - 1081 litres / sec; Ref. VAV-1. 1 No

B Ditto; air flow 100 - 254 litres / sec; Ref. VAV-2. 6 No

C Ditto; air flow 52 - 1852 litres / sec; Ref. VAV-3. 5 No

D Ditto; air flow 117 - 711 litres / sec; Ref. VAV-4. 5 No

E Ditto; air flow 72- 1670 litres / sec; Ref. VAV-5. 1 No

F Ditto; air flow 20 - 231 litres / sec; Ref. VAV- 6. 1 No

G Ditto; air flow 21 - 1340 litres / sec; Ref. VAV- 7. 5 No

H Ditto; air flow 20 - 385 litres / sec; Ref. VAV- 8. 2 No

I Ditto; air flow 20 - 483 litres / sec; Ref. VAV- 9. 3 No

J Ditto; air flow 20 - 324 litres / sec; Ref. VAV- 10. 2 No

K Ditto; air flow 20 - 615 litres / sec; Ref. VAV- 11. 3 No

L Ditto; air flow 60 - 316 litres / sec; Ref. VAV- 12. 1 No

To Collection QR.

DH0921 2/23/72 0921-BP-02B




AmountQR.

AIR TERMINAL UNITS (23-3600) (CONT'D).

SINGLE DUCT VARIABLE VOLUME UNITS(CONT'D).

Variable air volume terminals (VAV) in galvanised steel (minimum 22 g) casing and vinyl coated fibrous glass lining; complete with air dampers, line attenuators, integral controls and associated accessories as specified; fixing in position in accordance with manufacturer's recommendations including connections to ductwork and electrical connections to local outlets (Cont'd).

A Variable air volume terminal; air flow 20 - 527 litres / sec; Ref. VAV-13. 1 No

B Ditto; air flow 20 - 143 litres / sec; Ref. VAV- 14. 22 No

C Ditto; air flow 20 - 271 litres / sec; Ref. VAV- 15. 4 No

D Ditto; air flow 20 - 740 litres / sec; Ref. VAV- 16. 1 No

E Ditto; air flow 20 - 298 litres / sec; Ref. VAV- 17. 2 No




I Ditto; air flow 60 - 229 litres / sec; Ref. VAV- 21. 1 No

J Ditto; air flow 148 - 1061 litres / sec; Ref. VAV- 23. 1 No

K Ditto; air flow 29 - 492 litres / sec; Ref. VAV- 24. 2 No

To Collection QR.

DH0921 2/23/73 0921-BP-02B




AmountQR.

AIR TERMINAL UNITS (23-3600) (CONT'D).

SINGLE DUCT VARIABLE VOLUME UNITS(CONT'D).

Variable air volume terminals (VAV) in galvanised steel (minimum 22 g) casing and vinyl coated fibrous glass lining; complete with air dampers, line attenuators, integral controls and associated accessories as specified; fixing in position in accordance with manufacturer's recommendations including connections to ductwork and electrical connections to local outlets (Cont'd).

A Variable air volume terminal; air flow 20 - 311 litres / sec; Ref. VAV- 25. 4 No

B Ditto; air flow 141 - 505 litres / sec; Ref. VAV- 26. 1 No

C Ditto; air flow 37 - 865 litres / sec; Ref. VAV- 30. 1 No

D Ditto; air flow 100 - 221 litres / sec; Ref. VAV- 31. 1 No

E Ditto; air flow 100 - 242 litres / sec; Ref. VAV- 32. 4 No




To Collection QR.

DH0921 2/23/74 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700).

Supply, return and exhaust air diffusers and grilles / registers as specified; complete with volume control dampers, plenum boxes and supports; fixing in position and connections to ductwork including flexible connections as necessary.

A Linear slot supply diffuser complete with circular control damper (Ref. A); 4 - slot 25 x 1000 mm. 79 No

B Dummy diffuser (Ref. A); 1 - slot 25 x 1300 mm. 3 No

C Ditto; 1 - slot 25 x 1400 mm 2 No

D Ditto; 1 - slot 25 x 2000 mm 1 No

E Ditto; 1 - slot 25 x 2200 mm 5 No

F Ditto; 1 - slot 25 x 2300 mm 9 No

G Ditto; 1 - slot 25 x 3600 mm 1 No

H Ditto; 1 - slot 25 x 6000 mm 1 No

I Ditto; 1 - slot 25 x 6600 mm 1 No

J Ditto; 1 - slot 25 x 9600 mm 1 No

K Ceiling or wall supply register / grille (Ref. B); 300 x 100 mm. 1 No

L Ditto; 400 x 250 mm. 4 No

M Ditto; 400 x 400 mm. 15 No

N Ditto; 500 x 350 mm. 4 No

O Ditto; 500 x 450 mm. 6 No

P Ditto; 600 x 250 mm. 21 No

To Collection QR.

DH0921 2/23/75 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700) (CONT'D).

Supply, return and exhaust air diffusers and grilles / registers as specified; complete with volume control dampers, plenum boxes and supports; fixing in position and connections to ductwork including flexible connections as necessary (Cont'd).

A Ceiling or wall supply register / grille (Ref. B); 600 x 400 mm. 1 No

B Ditto; 650 x 500 mm. 15 No

C Ditto; 700 x 200 mm. 2 No

D Ditto; 700 x 350 mm. 2 No

E Ditto; 700 x 500 mm. 1 No

F Ditto; 700 x 550 mm. 1 No

G Ditto; 750 x 550 mm. 1 No

H Ditto; 800 x 550 mm. 1 No

I Ditto; 1000 x 800 mm. 1 No

J Ditto; 1100 x 500 mm. 3 No

K Ditto; 1200 x 300 mm. 2 No

L Ditto; 1350 x 1350 mm. 1 No

M Ditto; 1550 x 1500 mm. 1 No

To Collection QR.

DH0921 2/23/76 0921-BP-02B




AmountQR.



A Ceiling or wall supply register / grille (Ref. B); 1800 x 1050 mm. 2 No

B Ditto; 1800 x 1500 mm. 14 No

C Ditto; 2000 x 950 mm. 11 No

D Ditto; 2000 x 1350 mm. 2 No

E Ditto; 2000 x 1500 mm. 2 No

F Ditto; 2100 x 850 mm. 1 No

G Ditto; 2100 x 900 mm. 5 No

H Ditto; 2150 x 850 mm. 6 No

I Ditto; 2700 x 1000 mm. 4 No

J Ditto; 2700 x 2000 mm. 1 No

K Ditto; 2850 x 1500 mm. 2 No

To Collection QR.

DH0921 2/23/77 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700) (CONT'D).Supply, return and exhaust air diffusers and grilles / registers as specified; complete with volume control dampers, plenum boxes and supports; fixing in position and connections to ductwork including flexible connections as necessary (Cont'd).

A Ceiling or wall return register / grille (Ref. B); 300 x 100 mm. 1 No

B Ditto; 400 x 250 mm. 4 No

C Ditto; 400 x 400 mm. 14 No


E Ditto; 600 x 250 mm. 22 No

F Ditto; 650 x 500 mm. 15 No


H Ditto; 1200 x 300 mm. 2 No

I Ceiling or wall exhaust register / griille (Ref. B); 600 x 100 mm. 82 No

J Ditto; 1000 x 100 mm. 6 No

K Ditto; 1200 x 100 mm. 4 No

L Supply drum louver (Ref. E); 1781 x 381 mm. 162 No

M Square or rectangular supply ceiling diffuser (Ref. F); 150 x 150 mm. 1 No

N Square or rectangular return ceiling diffuser (Ref. F); 150 x 150 mm. 1 No

O Ditto; 600 x 400 mm. 6 No

To Collection QR.

DH0921 2/23/78 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700)(CONT'D).


A Square or rectangular exhaust ceiling diffusers (Ref. F); 150 x 150 mm. 2 No

B Ditto; 250 x 250 mm. 3 No

C Ditto; 300 x 300 mm. 1 No


E Return register / grille, fixed double deflection type with insect screen (Ref. G); 450 x 400 mm. 4 No

F Ditto; 550 x 400 mm. 1 No



I Ditto; 800 x 450 mm. 2 No

J Ditto; 1150 x 400 mm. 6 No

To Collection QR.

DH0921 2/23/79 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700)(CONT'D).


A Exhaust register / grilles, double deflection type with insect screen (Ref. G); 400 x 100 mm. 6 No

B Ditto; 600 x 100 mm. 11 No

C Ditto; 1000 x 100 mm. 5 No

D Ditto; 1000 x 1000 mm. 1 No

E Ditto; 1150 x 400 mm. 6 No

F Ditto; 1400 x 500 mm. 1 No

G Exhaust register / grille (Ref. H); 150 x 100 mm. 5 No


I Ditto; 800 x 400 mm. 5 No

J Ditto; 850 x 250 mm. 2 No

K Supply register (Ref. K); 300 x 100 mm. 2 No

To Collection QR.

DH0921 2/23/80 0921-BP-02B




AmountQR.



A Circular ceiling supply diffuser (Ref. R); 150 mm diameter 91 No

B Ditto; 200 mm diameter. 19 No

C Ditto; 250 mm diameter. 19 No

D Ditto; 300 mm diameter. 68 No

E Ditto; 350 mm diameter. 8 No

F Ditto; 400 mm diameter. 2 No

G Ditto; 450 mm diameter. 12 No

H Ditto; 750 mm diameter. 60 No

I Circular ceiling return diffuser (Ref. R); 150 mm diameter 59 No

J Ditto; 200 mm diameter. 7 No

K Ditto; 250 mm diameter. 15 No

L Ditto; 300 mm diameter. 53 No

M Ditto; 350 mm diameter. 4 No

N Ditto; 400 mm diameter. 2 No

O Ditto; 450 mm diameter. 10 No

P Ditto; 750 mm diameter. 56 No

To Collection QR.

DH0921 2/23/81 0921-BP-02B




AmountQR.



A Circular exhaust ceiling diffuser (Ref. R); 100 mm diameter. 1 No

B Ditto; 150 mm diameter. 21 No

C Ditto; 200 mm diameter. 4 No

D Ditto; 300 mm diameter. 1 No

E Ditto; 400 mm diameter. 1 NoExhaust valves complete with integral flap dampers as specified; fixing in position and connecting to ductwork including flexible connections and supports

F Exhaust valves on exhaust air ductwork (Ref. D); 100 mm diameter. 5 No

G Ditto; 125 mm diameter. 4 No

H Ditto; 150 mm diameter. 443 No

I Ditto; 200 mm diameter. 5 NoFlow bar linear diffuser as specified; complete with volume control dampers, plenum boxes and supports; fixing in position and connections to ductwork including flexible connections as necessary.

J Flow bar linear supply diffuser (Ref. T1); 1 - slot 25 x 1200 mm. 239 No

K Ditto; 1 - slot 25 x 1500 mm. 130 No

L Flow bar linear supply diffuser (Ref. T2); 2 - slot 25 x 1500 mm. 20 No

To Collection QR.

DH0921 2/23/82 0921-BP-02B




AmountQR.

AIR OUTLETS AND INLETS (23-3700) (CONT'D).Single air outlet jet nozzle diffuser adjustable type as specified.

A Jet nozzle diffuser (Ref. S); DUK - V type, size: 315 mm diameter. 257 No

Sand trap louvers complete with washable filters, bird screens and insect guards as specified; connections to ductwork and fixing to structural or masonry openings including all associated builders works as necessary.

B Sand trap louver on fresh air supply (Ref. C); area 850 x 400 mm. 1 No

C Ditto; 2200 x 1500 mm. 1 No

D Ditto; 3200 x 1500 mm. 1 No

E Ditto; area 1.0 m². 5 No

F Ditto; area 1.5 m². 1 No

G Ditto; area 3.5 m². 1 No

H Ditto; area 8 m². 1 No

I Ditto; area 10 m². 1 No

J Ditto; area 25 m². 1 No

KSand trap louver on return air system (Ref. C); area 1.5 m². 3 No

L Ditto; area 2 m². 1 No

M Ditto; area 3.50 m². 8 No

N Sand trap louver on exhaust air system (Ref. C); 1500 x 100 mm. 1 No

Fresh air intake grilles complete with sand trap louvers and motorized fire and smoke dampers (MFSD) as specified; include for control wring and associated builders works as necessary.

O Fresh-air intake; 2000 x 1000 mm. 109 No

To Collection QR.

DH0921 2/23/83 0921-BP-02B




AmountQR.


Exhaust air grilles complete with sand trap louvers and motorized fire and smoke dampers (MFSD) as specified; include for control wring and associated builders works as necessary.

A Exhaust grille; 2000 x 1000 mm. 120 No

B Ditto; 2000 x 2000 mm. 2 No

C Ditto; 3000 x 2000 mm. 3 No

Exhaust air grilles with sand trap louvers as specified; fixing to structural or masonary openings including associated builders work as necessary.

D Exhaust grille ( fir carpark ventilation); 8400 x 3850 21 No

Metal louvres as specified with actual size to suit architectural provisions; fixing to structural or masonry openings including all associated builders works as necessary.

E Louvre (at lower level 1); free area 10.50 m². 15 No

F Ditto; free area 20 m². 1 No

G Ditto; free area 40 m². 3 No

Demountable air transfer louvres with sand trap louvers as specified; fixing to structural or masonry openings including associated builders work as necessary.

H Sand trap louvre; 5000 x 1200 mm. 1 No

I Ditto; 5.2 m² Area. 3 No

To Collection QR.

DH0921 2/23/84 0921-BP-02B




AmountQR.


Transfer air grill as specified.

A Transfer air grill (Ref. P); 150 x 150 mm 1 No

B Ditto; 200 x 150 mm 1 No

C Ditto; 200 x 200 mm 2 No

D Ditto; 250 x 200 mm 2 No

E Ditto; 250 x 250 mm 2 No

F Ditto; 300 x 150 mm 1 No

Bell mouth openings complete with wire mesh screens / guards as specified.

G Bell mouth openings; 150 x 150 mm duct size. 24 No

H Ditto; 200 x 150 mm duct size. 19 No

I Ditto; 200 x 200 mm duct size. 10 No

J Ditto; 250 x 150 mm duct size. 3 No

K Ditto; 250 x 250 mm duct size. 2 No

L Ditto; 350 x 150 mm duct size. 1 No

M Ditto; 400 x 200 mm duct size. 6 No

N Ditto; 525 x 375 mm duct size. 1 No

O Ditto; 550 x 200 mm duct size. 1 No

P Ditto; 600 x 350 mm duct size. 1 No

Q Ditto; 850 x 200 mm duct size. 2 No

R Ditto; 150 mm diameter duct size. 11 No

S Ditto; 250 mm diameter duct size. 30 No

T Ditto; 325 mm diameter duct size. 2 No

U Ditto; 350 mm diameter duct size. 2 No

To Collection QR.

DH0921 2/23/85 0921-BP-02B




AmountQR.

COMMERCIAL KITCHEN HOODS (23-3813).

The Contractor is referred to Bill No. 6 Provisional Sums for Commercial Kitchen Hoods.

HVAC AIR CLEANING DEVICES (23-4000).

The HVAC air cleaning devices are not measured separately.

The Contractor is referred to HVAC Equipment, AirOutlets / Inlets etc measured elsewhere in the Bills ofQuantities; allow as necessary within those equipment,Air outlets / Inlets etc for providing HVAC AirCleaning Devices in compliance with all therequirements stipulated in this Section.

HEAT EXCHANGERS (23-5719).

The Contractor is referred to Section 23-9000, UnderFloor Cooling for heat exchangers associated with theUnder Floor Cooling; allow as necessary withinSection 23-9000 for complying with all therequirements of Heat Exchangers stipulated in thisSection.

To Collection QR.

DH0921 2/23/86 0921-BP-02B




AmountQR.

CENTRIFUGAL WATER CHILLERS (23-6416).

Microprocessor controlled water cooled packaged liquid chillers with single stage semi-hermetic centrifugal compressors as specified and detailed on drawing GN/M9-00.01; complete with anti-vibration mountings, factory wired control panels, associated controls, instruments, gauges, sensors and other auxiliary components and accessories; install on prepared bases in accordance with manufacturer's recommendations including connections to condensers water supply / return pipework, chilled water supply / return pipework and electrical connections to local outlets / control panels.

A Water cooled chiller; cooling capacity 1250 TR; Ref. CH-1 to CH-10. 10 No


B Allow for testing and commissioning for 5 No. primarychillers (Ref. CH-1 to CH-5). Item

C Allow for providing suitable protection measures incompliance with manufacturer's recommendations andhand over 5 No. chillers (Ref. CH-6 to CH-10) to BP-03 Contractor as owner supplied and installedequipment on site (for testing and commissioning to becarried out by BP-03 Contractor).

ItemD Allow for providing extended warranty on all the

equipment included under this Section for five (5)years from the date of substantial completion. Item

To Collection QR.

DH0921 2/23/87 0921-BP-02B




AmountQR.

INDUCED DRAFT COOLING TOWERS (23 - 6513).

Induced draft cooling towers of counter flow vertical discharge type in fully pultruded fibre glass structural construction; complete with control valves, level switches, associated controls, overflow, bleed, drain and other pipework ancillaries as specified; install on and including heavy gauge stainless steel basins in accordance with manufacturer's recommendations including connections to condenser water pipework, make-up water pipework, and electrical connections to local outlets / control panels.

A Induced draft cooling towers; water flow 285 litres /sec per cell; Ref. CT-1 to CT-10. 10 No

Sand / silt separation units for condenser water filtration system as specified; complete with centrifugal type pumps, recover tank, interconnecting pipework, valves, drain and other associated ancillaries; install in accordance with manufacturer's recommendations including connections to supply / return pipework to cooling towers and electrical connections to local outlets / control panels.

B Sand / silt separation unit; flow rate 25 litres / sec; Ref. PFS-1 to 10. 10 No


C Allow for testing and commissioning for 5 No. coolingtowers (Ref. CT-1 to CT-5) and 5 No. separation units(Ref. PFS-1 to 5). Item

D Allow for providing suitable protection measures incompliance with manufacturer's recommendations andhand over 5 No. cooling towers (Ref. CT-6 to CT-10)and 5 No. separation units (Ref. PFS-6 to 10).

Item

E Allow for providing extended warranty on all theequipment included under this Section for five (5)years from the date of substantial completion. Item

To Collection QR.

DH0921 2/23/88 0921-BP-02B




AmountQR.

MODULAR INDOOR CENTRAL - STATION AIR-HANDLING UNITS (23-7313).

Air handling units as specified and detailed on drawing GN/M9-00.04 in weatherproof double skin construction complete with associated controls, accessories and anti-vibration mountings as specified; include for flexible connections to supply/return air ductwork, supply / return chilled water pipework and electrical connections to local isolators / control panels; install on prepared bases in accordance with the manufacturer's recommendations including all associated builders works.

A Air handling unit; total cooling capacity 47.13 kW; Ref. AHU-K101. 1 No

B Ditto; total cooling capacity 57.53 kW; Ref. AHU- 1 No

C Ditto; total cooling capacity 59.68 kW; Ref. AHU-M106. 1 No

D Ditto; total cooling capacity 64.35 kW; Ref. AHU- 1 No

E Ditto; total cooling capacity 65.62 kW; Ref. AHU-S103, S104 and S105. 3 No

F Ditto; total cooling capacity 67.30 kW; Ref. AHU-M108. 1 No

G Ditto; total cooling capacity 68.33 kW; Ref. AHU- 1 No

H Ditto; total cooling capacity 108.23 kW; Ref. AHU-S107. 1 No

I Ditto; total cooling capacity 113.74 kW; Ref. AHU-M103 and S101. 2 No

To Collection QR.

DH0921 2/23/89 0921-BP-02B




AmountQR.

MODULAR INDOOR CENTRAL - STATION AIR-HANDLING UNITS (23-7313) (CONT'D).

Air handling units as specified and detailed on drawing GN/M9-00.04 in weatherproof double skin construction complete with associated controls, accessories and anti-vibration mountings as specified; include for flexible connections to supply / return air ductwork, supply / return chilled water pipework and electrical connections to local isolators / control panels; install on prepared bases in accordance with the manufacturer's recommendations including all associated builders works (Cont'd).

A Air handling unit; total cooling capacity 114.33 kW; Ref. AHU-M104. 1 No

B Ditto; total cooling capacity 116.82 kW; Ref. AHU-S106. 1 No

C Ditto; total cooling capacity 137.12 kW; Ref. AHU-M107. 1 No

D Ditto; total cooling capacity 145.56 kW; Ref. AHU-S110. 1 No

E Ditto; total cooling capacity 170.57 kW; Ref. AHU-M102. 1 No

F Ditto; total cooling capacity 239.59 kW; Ref. AHU-M101. 1 No

G Ditto; total cooling capacity 283.45 kW; Ref. AHU-M105. 1 No

H Ditto; total cooling capacity 322.74 kW; Ref. AHU-E601, E602, E603 and E604. 4 No

To Collection QR.

DH0921 2/23/90 0921-BP-02B




AmountQR.

MODULAR INDOOR CENTRAL - STATION AIR-HANDLING UNITS (23-7313) (CONT'D).

Air handling units as specified and detailed on drawing GN/M9-00.04 in weatherproof double skin construction complete with associated controls, accessories and anti-vibration mountings as specified; include for flexible connections to supply / return air ductwork, supply / return chilled water pipework and electrical connections to local isolators / control panels; install on prepared bases in accordance with the manufacturer's recommendations including all associated builders works (Cont'd).

A Air handling unit; total cooling capacity 348.78 kW; Ref. AHU-F101, F102, F103, F104, F105 and F106. 6 No

B Ditto; total cooling capacity 363.37 kW; Ref. AHU-E201, E202, E203, E204, E401, E402, E403 and E404.

8 No

C Ditto; total cooling capacity 365.35 kW; Ref. AHU-E301, E302, E303 and E304. 4 No

D Ditto; total cooling capacity 365.44 kW; Ref. AHU-E501, E502, E503 and E504. 4 No

E Ditto; total cooling capacity 508.19 kW; Ref. AHU-E101, E102, E103 and E104. 4 No

To Collection QR.

DH0921 2/23/91 0921-BP-02B




AmountQR.

TERMINAL HEAT TRANSFER UNITS(23-8101).

FAN-COIL UNITS.

Fan coil units, ducted type as specified and detailed on drawing GN/M9-00.03; include for connections to supply / return air ductwork, supply / return chilled water pipework and electrical connections to local outlets; fixing in position in accordance with manufacturer's recommendations including all associated builders work as necessary.

A Fan coil units; total cooling capacity 1.55 kW; Ref. FCU-1. 5 No

B Ditto; total cooling capacity 2.88 kW; Ref. FCU-2. 1 No

C Ditto; total cooling capacity 3.38 kW; Ref. FCU-3. 3 No

D Ditto; total cooling capacity 4.90 kW; Ref. FCU-4. 23 No

E Ditto; total cooling capacity 5.95 kW; Ref. FCU-6. 10 No

F Ditto; total cooling capacity 6.48 kW; Ref. FCU-21. 2 No

G Ditto; total cooling capacity 7.00 kW; Ref. FCU-26. 19 No

H Ditto; total cooling capacity 7.83 kW; Ref. FCU-7. 22 No

I Ditto; total cooling capacity 10.56 kW; Ref. FCU-8. 18 No

J Ditto; total cooling capacity 12.59 kW; Ref. FCU-9. 2 No

K Ditto; total cooling capacity 12.59 kW; Ref. FCU-22. 14 No

L Ditto; total cooling capacity 12.59 kW; Ref. FCU-23. 1 No

M Ditto; total cooling capacity 41.46 kW; Ref. FCU-24. 4 No





AmountQR.

TERMINAL HEAT TRANSFER UNITS (23-8101) (CONT'D).

FAN-COIL UNITS (CONT'D).

Fan coil units, free blow type as specified and detailed on drawing GN/M9-00.03; include for connections to supply / return chilled water pipework and electrical connections to local outlets; fixing in position in accordance with manufacturer's recommendations including all associated builders work as necessary.

A Fan coil units; total cooling capacity 12.59 kW; Ref. FCU-27. 7 No

B Ditto; total cooling capacity 28.97 kW; Ref. FCU-15. 11 No

C Ditto; total cooling capacity 96.13 kW; Ref. FCU-25. 1 No

D Fanc coil units; Ref FCU-R-BG-P. 2 No

To Collection QR.

DH0921 2/23/93 0921-BP-02B




AmountQR.

SPLIT-SYSTEM COOLING (23-8127).

Ducted DX type self-contained split-system cooling units consisting of indoor fan coil units and outdoor air cooled condensing unit with factory wired controllers as specified; complete with refrigerant pipework, associated valves including refrigerant pipe insulation; install in accordance with manufacturer's recommendations including electrical connections to local outlet and all associated builders works.

A Split-system cooling unit, consisting of fan coil unit of air flow 215 litres / sec and condensing unit of total cooling capacity 6.76 kW; Ref. DXU-1 / ACCU-1. 4 No

Free blow DX type self-contained split-system cooling units consisting of indoor fan coil units and outdoor air cooled condensing unit with factory wired controllers as specified; complete with refrigerant pipework, associated valves including refrigerant pipe insulation; install in accordance with manufacturer's recommendations including electrical connections to local outlet and all associated builders works.

B Split-system cooling unit, consisting of fan coil unit of air flow 90 litres / sec and condensing unit of total cooling capacity 1.80 kW; Ref. DXU-2 / ACCU-2. 11 No

ACCESSORY EQUIPMENT

Humidifiers, welded plate pan type with float controlled water supply and thermoplastic water pan for mounting on return air plenum as specified.

C Humidifier. 15 No

Room thermostats, wall mounted electric solid state, with remote sensor for maintaining temperature setting as specified.

D Room thermostat. 15 No

To Collection QR.

DH0921 2/23/94 0921-BP-02B




AmountQR.

CLOSE CONTROL AIRCONDITIONING UNITS (23-8200).

Close control airconditioning unit supported on a purpose-built floor stand, free blow type complete with integral air filtration system, valves and other associated ancillaries as specified; install in accordance with manufacturer's recommendations including connections to chilled water supply/ return pipework and electrical connection to local outlets / control panels.

A Close control unit; air flow 2855 litres / sec and total cooling capacity 35.4 kW; Ref. CCU-1. 3 No

To Collection QR.

DH0921 2/23/95 0921-BP-02B




AmountQR.

UNDER FLOOR COOLING (23-9000).

Note: The Tenderers’ attention is drawn to that theworks included under this Section shall comprisesdesign, development, supply, installation, testing,commissioning and setting to work of completeoperational fully automated under floor coolingsystem as outlined in the Specification and asshown on Drawings.

The Tenderer shall allow for employing a specialistcontractor / consultants, with over 10 years ofdocumented experience in the design andinstallation of such works.

Network of closed loop bronze or stainless steel radiant piping embedded in architectural concrete topping (measured elsewhere) to form following chilled floor areas at ground floor level all as indicated on drawings BG/MI-01.17, 01.18, 01.19, 01.20, 01.21, GN/M2-00.01, 00.02, CC/M1-01.25, 01.26, 01.27, 01,28, 01.29 and CC/M7-01.01; include for manifold cabinets installed at lower level 1 soffit complete with in-line circulating pumps, isolating valve, 3-way mixing valves, strainers, gauges, thermometers and other associates ancillaries; allow for connecting to chilled water supply / return pipework (measured elsewhere) and coordination with other mechanical / electrical services and architectural finishings as necessary.

A Chilled floor area served by Zone 1 - Manifold 1 (485 m² approximately). Item

B Chilled floor area served by Zone 1 - Manifold 2 (89 m² approximately). Item

C Chilled floor area served by Zone 1 - Manifold 3 (154 m² approximately). Item

To Collection QR.

DH0921 2/23/96 0921-BP-02B




AmountQR.

UNDER FLOOR COOLING (23-9000) (CONT'D).

Network of closed loop bronze or stainless steel radiant piping embedded in architectural concrete topping (measured elsewhere) to form following chilled floor areas at ground floor level all as indicated on drawings BG/MI-01.17, 01.18, 01.19, 01.20, 01.21, GN/M2-00.01, 00.02, CC/M1-01.25, 01.26, 01.27, 01,28, 01.29 and CC/M7-01.01; include for manifold cabinets installed at lower level 1 soffit complete with in-line circulating pumps, isolating valve, 3-way mixing valves, strainers, gauges, thermometers and other associates ancillaries; allow for connecting to chilled water supply / return pipework (measured elsewhere) and coordination with other mechanical / electrical services and architectural finishings as necessary (Cont'd).

A Chilled floor area served by Zone 1- Manifold 4 (258 m² approximately). Item



D Chilled floor area served by Zone 2 - Manifold 3 (153 m² approximately). Item

E Chilled floor area served by Zone 2 - Manifold 4 (280 m² approximately). Item

F Chilled floor area served by Zone 3 - Manifold 1 (320 m² approximately). Item





AmountQR.









To Collection QR.

DH0921 2/23/98 0921-BP-02B




AmountQR.









To Collection QR.

DH0921 2/23/99 0921-BP-02B




AmountQR.






Packaged heat transfer units including heat exchangers, pumps, de-aeration units complete with interconnecting pipework, values, temperature and pressure gauges and other ancillaries as necessary; install in position in accordance with manufacturer's recommendations, including connections to chilled water supply / return pipework and electrical connections to local outlets.

D Heat exchanger ( for under floor cooling system). 6 No

To Collection QR.

DH0921 2/23/100 0921-BP-02B




AmountQR.

BUILDERS WORK IN CONNECTION WITH HEATING, VENTILATING AND AIRCONDITIONING.


A Concrete plinths including waterproofing for Heating,Ventilating and Airconditioning Equipment and thelike as necessary. Item

B Paint finish to exposed pipework and duct workincluding supports as specified. Item

C Allow for all other builders work deemed necessary tocomplete the Heating, Ventilation and Airconditioning.

Item

To Collection QR.

DH0921 2/23/101 0921-BP-02B




AmountQR.

SUNDRIES IN CONNECTION WITH HEATING, VENTILATING AND AIRCONDITIONING.


A Operation and Maintenance of HVAC systems (23-0100). Item

B Submittals and Approvals (23-0200). Item

C Identification for HVAC Piping and Equipment (23-0553). Item

D Testing, Adjusting and Balancing for HVAC(23-0593). Item

E Commissioning of HVAC (23-0800). Item(Commissioning of chillers, cooling towers, chilled water pumps, condenser water pumps are measured elsewhere).

PROTECTION.

F Allow for protecting the work in Division 23. Item

To Collection QR.

DH0921 2/23/102 0921-BP-02B



Item Description AmountQR.

Collection

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DH0921 2/23/103 0921-BP-02B




B/FCollection

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C/F

DH0921 2/23/104 0921-BP-02B




B/FCollection

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C/F

DH0921 2/23/105 0921-BP-02B




B/FCollection

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C/F

DH0921 2/23/106 0921-BP-02B




B/FCollection

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C/F

DH0921 2/23/107 0921-BP-02B




B/FCollection

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TOTAL FOR DIVISION 23 -HEATING, VENTILATINGAND AIR CONDITIONING TO SUMMARY QR.

DH0921 2/23/108 0921-BP-02B

0921 bp 02b conention centre division 23

Documents

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