Military Engineer Services-MES has published Tender For Special Repair Replacement Of Existing Ac Plant At P-66 Ac Plant Room Under Ge (U) Bathinda At Bathinda Mil Stn. Submission Date for this Tender is 21-08-2023. HVAC Tenders in bathinda Punjab. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 10-Jul-2023 | Amdt to date | Date | 26-07-2023 |
| 2 | 20-Jul-2023 | Corrigendum No 2 | Date | 07-08-2023 |
| 3 | 25-Jul-2023 | Revised BOQ | BOQ | 14-08-2023 |
| 4 | 25-Jul-2023 | date | Date | 14-08-2023 |
| 5 | 14-Aug-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 21-08-2023 |
| Sl. No. | Item Description |
| 1 | Dismantling and taking out unserviceable Central Air Conditioningplant three unit of capacity 40 TR each including compressor, motors, condenser, water pumps, water tank, cooling towers,PCC staging and Air handling units (04 nos) including its ducting with hanging arrangements, LT panel boards, any type of pipes of any capacity and cable tray of any type i.e complete system of existing AC plant installed at the location as directed by GE and removing from site and depositing including stacking properly in MES store yard of AGE E/M(W/s & Refg) complete all as specified and directed by Engr-in-Charge. Note:- Rate quoted by contractor is deemed to include the cost of tool, plant, transport & skilled labour. Nothing extra shall be paid on this account. |
| 2 | Note:- Design, supply, installation, testing and commissioning of central AC plant with the following parmeters under specification complete mention in ser item No. 2.01 to 58 here in after all as specified and directed.( Temperature maintain 20º C± 5º C and humidity 55± 5). |
| 3 | Supply, installation, testing and commissioning of Minimum 40TR water cooled Scroll Chilling Machines fitted with hermetically sealed compressors, multi circuit Dx chiller, water cooled S&T condenser, Microprocessor based control panel, suitable for R-407 C Refrigerant, Shell & Tube Insulated Evaporator, Expansion Device, Suitable capacity Control Mechanism actual Cooling capacity on following Operation Parameters including cost of material and labour , testing , commssioning, installing, testing etc all items listed belowto make the plant fully functional :- |
| 4 | Chilled Water Entering Temperature : 12.17 deg C |
| 5 | Chilled Water Leaving Temperature : 6.67 deg C |
| 6 | Evaporator Fouling Factor : 0.0001 MKS |
| 7 | Condenser Water Entering/Leaving Temperature at 36.2/32.4 deg C |
| 8 | Refrigerant : R-407 C |
| 9 | Maximum Allowable IKW / TR @ 100% Load : 1.55 |
| 10 | 1set.- Scroll compressor hermetic complete with suitable capacity squirrel cage induction motor with class "F" insulation suitable for operation on 415+ 10% volts, 50Hz, A.C. supply and automatic capacity control, safety switches, forced feed lubrication system etc. as per specifications. |
| 11 | 1No.:- Close transition type automatic starter suitable for compressor motor complete with ammeter with CTs, over load protection, under voltage protection, protection against phase reversal & independent single phase preventers etc. complete as required. |
| 12 | 1 Set - Lubrication device consisting of automatic electric oil pump, oil cooler, oil strainer, automatic pressure regulating valve, oil heater, oil heater thermal switch etc. as per specifications. |
| 13 | 1 Set. - Matching Water Cooled condenser having Copper tube with Mechanically bonded aluminium fins. |
| 14 | 1No. - Matching DX type chiller for Chiller units |
| 15 | 1 Lot- Refrigerant piping fittings, valves and accessories to interconnect compressor, condenser, chiller and expansion valve. |
| 16 | 1 Set- Microprocessor based control panel complete with all safeties, controls and LCD display as per specifications. |
| 17 | Lot- Refrigerant line accessories comprising of safety valves, angle valve, liquid line indications. |
| 18 | Lot- Suction line and chiller insulation with minimum 19mm thick polyvinyl nitril rubber insulation complete as required. |
| 19 | Lot- Frame work for mounting the above condenser, chiller compressor and motor with base plate complete with anti vibration pads/springs. |
| 20 | Lot- Initial / first charge of refrigerant gas and compressor oil. |
| 21 | 1 No. Chilled water flow Switch of suitable size and capacity |
| 22 | Lot-PCC cement concrete foundation for the Chiller unit as per manufature"s recommendation instructions. |
| 23 | (2 W + 1 S) (2 working simultaneously and one working standby each of 50 % capacity) |
| 24 | Supply, installation, testing and commissioning of centrifugal mono block type chilled water pump set all as per IS-12469 capable of delivering minimum 125 USGPM of water against 28 mtr head of 50% capacity each complete with all necessary accessories, flexible coupling, mechanical seals and drain connections , suitable for operation on 415+10% Volt, 50 Hz, 3 Phase AC power supply comprising of the following parameters including cost of material and labour , testing , commssioning, installing, testing etc all items listed belowto make the plant fully functional:- |
| 25 | 1 No.- mono block type pump |
| 26 | 1 No. - Suitable HP TEFC squirrel cage induction motor with class "F" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. |
| 27 | Lot- insulation of pump of 13 mm thick with aluminium foil faced closed cell chemically crossed linked XPE foam material. |
| 28 | 2 Nos. -100 mm dia dial type pressure gauges. |
| 29 | Lot- Mounting frame with Anti vibration pads. |
| 30 | Lot-PCC cement concrete foundation for the pump unit as per manufacturer"s recommendation instructions |
| 31 | (2 working simultaneously & 1 working standby---Each of 50% cap) |
| 32 | Supply, installation, testing and commissioning of centrifugal mono block Condenser water pump set all as per IS-12469 capable of delivering minimum 170 USGPM of water against 22.00 mtr head each complete with all necessary accessories, flexible coupling, mechanical seals and drain connections , suitable for operation on 415+10% Volt, 50 Hz, 3 Phase AC power supply comprising of the following parameterscomprising of the following operation parametersincluding cost of material and labour , testing , commssioning, installing, testing etc all items listed below :- |
| 33 | 1 No.- mono block type pump |
| 34 | 1 No. - Suitable HP TEFC squirrel cage induction motor with class "F" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. |
| 35 | 2 Nos. -100 mm dia dial type pressure gauges. |
| 36 | Mounting frame with Anti vibration pads. |
| 37 | PCC cement concrete foundation for the pump unit as per manufacturer"s recommendation |
| 38 | (2 working simultaneously & 1 standby---Each of 50% cap) |
| 39 | Supply ,installation, testing and commissioning of centrifugal mono block type Hot water pump set all as per IS-12469 capable of delivering min. 90 USGPM of water against 28 mtr head of 100% capacity each complete complete with all necessary accessories, flexible coupling, mechanical seals and drain connections , suitable for operation on 415+10% Volt, 50 Hz, 3 Phase AC power supply comprising of the following parameters comprising of the following operation parametrsincluding cost of material and labour , testing , commssioning, installing, testing etc all items listed below :- |
| 40 | 1 No.- mono block type pump |
| 41 | 1 No. - Suitable HP TEFC squirrel cage induction motor with class "F" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply. |
| 42 | Lot- insulation of pump of 13 mm thick with aluminium foil faced closed cell chemically crossed linked XPE foam material. |
| 43 | 2 Nos. -100 mm dia dial type pressure gauges. |
| 44 | Lot- Mounting frame with Anti vibration pads. |
| 45 | Lot-PCC cement concrete foundation for the pump unit as per manufacturer"s recommendation |
| 46 | (1 working simultaneously & 1 working standby---Each of 100% cap) |
| 47 | Supply, installation, testing and commissioning of double skin floor mounted type air handling units fabricated & assembled complete, made of 25 mm thick panels consisting of GI casing of thickness 0.6mm outside layer and 0.6mm inside layer, injected at factory by moulding machine with polyurethane foam (PUF) insulation complete with blower section and filter section with filter of 5 micron at 95% efficiency, chilled water coil constructed out of copper tubes not less than 0.5mm thickness and aluminum fins, Suitable capacity TEFC drive squirrel cage induction motor 415 ± 10% volts, centrifugal forward / backward curved fan suitable for 50 mm SP, access door etc. complete as per standard specification. Maximum face velocity across the coil shall be 500 FPM and each 6 Row deep chilled water cooling coil and 2 Row deep hot water coil, and RH to be maintained at 55 %± 10 of following capacities and comprising of the following operation parametrsincluding cost of material and labour , testing , commssioning, installing, testing etc all items listed below :- |
| 48 | Coil of copper tube and aluminium construction sized at maximum face velocity of 500 FPM. |
| 49 | Pre filter of 5 micron at 90% efficiency on the face of the coil in return air stream. |
| 50 | Squirrel cage induction motors suitable for 415 ± 10% volts, 50 Hz, AC supply meeting criterion as per ASHRAE standard 90.1-2007 and high efficiency. |
| 51 | Fan belt drive package |
| 52 | Vibration isolators. |
| 53 | Fan outlet velocity not exceeding 10 mps. |
| 54 | Tag No. Space CFM |
| 55 | AHU No. 1 (GF) of capacity 12600 C.F.M |
| 56 | Note:- 1. The complete AHU shall confirm to standard specification of capacity 40 Ton, 6-row coil deep, static pressure 120 and winter heating including foundation as per manufactureer"s recommendation complete. 2. Blower shall be DIDW ( Doube inlet Double width) Backward Curved/Airofoil type blade. |
| 57 | All as per item No 6 above but AHU No. 2 (GF) of capacity 18000C.F.M |
| 58 | Supply, installation, testing and commissioning of electric Hot Water Generator of 100 KW capacity for winter & Monsoon Reheating complete with control wiring complete all as specified and directed. |
| 59 | Supply, Installation, commissioning & testing of horizontal (Wall/Floor mounted)Pan typehumidifier 5.0 KW made from stainless steel grade 304 sheet with inlet, drain & steam outlet, nozzle, insulation 25 mm thick fiber glasswool (150 crown) and cladded with 22 gauge GI sheet, low level switch, nylon ball, float valve, high temp, cut out thermostat duly factory wired with copper bus bar connector, electric panel with incomer S.F.U, out going contactors etc complete all as specified. |
| 60 | Supply, Installation, testing and commissioning of FRP cooling tower in accordance with BS-4485 of minimum 50 TR heat rejection capacity (2 Working + 1 Standby) with FRP water basin PVC fillings with integral louvers and drift eliminators complete with hot water basin either fitted with spray nozzles or having self rotating sprinklers, statically & dynamically balanced axial flow type fan direct driven or driven through reduction gear box with TEFC induction motor , suction screen, make up quick filling arrangement, over flow and drain connections with necessary valves and suitable inspection aluminium ladder of suitable length, access arrangement for cooling lower interior, installed on MS girders (MS-I sections) fixed in masonry foundations with cement concrete footing, second class brick work and cement mortor1:6; all accessories, basin fittings, fan, fan motor suitable for 415 Volt supporting structure, anti vibration mountings etc. complete and 50 HZ power supply having isolator panel with MCB of suitable capacity at cooling tower to make it fully operational and maintanable.having following technical data:- (a)Water flow/tower 200 USGPM (b)Entering Water Temperature : 97 °F (c)Basin Water Temperature : 90 °F (d)Type of fan: Propeller type of motor suitable capacity, 415 volt ± 10% volts, 600 RPM , Weather proof. NOTE: 1. Cooling tower shall be located at 1200 mm height from ground level on staging as per manufactures recommendations. 2. The maximum allowable sound power at a distance of 1 metre from the fan shall be up to 75 DB(A). |
| 61 | Supply, fabricating, installing, commissioning and testing factory (CPRI approved) fabricated LT panel boardconsisting of theTPN, 3 phase, 415 volt, 35 MVA rupturing capacity,04 wire (In separate chamber) made of 2 mm thick CRCA sheet powder coated conforming to IP-54,vermin proof including interconnection wiring, indicating lamps etc. for AC plant (indoor type)and angle iron of size 50 x 50 x 6mm, pedestal frame grouted in PCC (1:2:4) type B-1, thimble and cable entry boxes with cable glands. Panel should covered from all sides with front and back lockable door and hinges complete, The cubicle panel shall be free floor standing type, complete with interlocking arrangement & earth bus. The panel shall have compartmentalized arrangement to accommodate one feeder in each compartment. A vertical cable alley of suitable width shall be provided to serve one or two vertical feeder sections. Also the openings between the bus bar chamber and the feeder section shall be shrouded with Bakelite/hylam sheet with minimum 3 mm thickness. All the hardware used in fabrication of panel shall be galvanized with zinc passiveness complete all as specified and consisting of the following:- |
| 62 | Incoming (i) 1 No. 400 Amps, 35 KA TPN MCCB"s with O/C, S/C & E/F release. (ii) 1 NO. 0-500 Volts digital voltmeter 96x96 mm with selector switches etc as required (iii) 1 No.0-400 Amps, digital ammeter 96x96 mm with 3Nos.400/5 CT"s ratio with selector switch (iv) Phase indicating lamps etc with control fuses as required (v) Breaker On/Off trip indication (vi) 1 Set of 600 Amps TPN Aluminium Bus Bars with colour coded heat shrinkable sleeves. (vii) 1 Set digital type 3 phase 400 Amps Electronics KWH meter |
| 63 | Outgoings (i) 4 Nos. 125 amps TPN MCCB, 25 KA , electrically operated as outgoing feeders for 3 Nos. chilling unit compressor motors and 01 No. Hot water Generator. (ii) 11 Nos. TP MCB of 40 Amp with DOL starter for motor, over load relay with built in single phasing protection for chilled water Pumps, Hot Water Pumps, condenser water pumps & CT fan motors. The compartment shall contain an indicating lamp with MCB for ‘ON’ status of pump motor. (iii) The panel shall include the following components & accessories. (iv) Overload relay and single phase preventer as per the ratings given below, suitable for motor duty and able to withstand fault level of 20 KA. (v) Terminal block for power distribution. (vi) Power Contactor of suitable capacity. (vii) Phase indicating lights and indicating light for ON status. (viii) 96 mm x 96 mm digital voltmeter and ammeter with selector switches and CTs-11 Sets . (ix) Time delay relay for delayed automatic restart of AHU motor (0-180 Sec) (x) Wiring for micro switch for starting / stopping the fan when fire damper closes. (xi) All Cable trays shall be Galvanized and Conduits shall be MS. (xii) ON/ OFF push button- 11 Sets. |
| 64 | MOTOR CONTROL PANEL FOR AHUs . |
| 65 | Supply, fabricating, installing, commissioning and testing factory (CPRI approved) fabricated LT panel boardconsisting of theTPN, 3 phase, 415 volt, 35 MVA rupturing capacity,04 wire (In separate chamber) made of 2 mm thick CRCA sheet powder coated conforming to IP-54,vermin proof including interconnection wiring, indicating lamps etc. for AC plant (indoor type)and angle iron of size 50 x 50 x 6mm, pedestal frame grouted in PCC (1:2:4) type B-1, thimble and cable entry boxes with cable glands. Panel should covered from all sides with front and back lockable door and hinges complete, The cubicle panel shall be free floor standing type, complete with interlocking arrangement & earth bus. The panel shall have compartmentalized arrangement to accommodate one feeder in each compartment. A vertical cable alley of suitable width shall be provided to serve one or two vertical feeder sections. Also the openings between the bus bar chamber and the feeder section shall be shrouded with Bakelite/hylam sheet with minimum 3 mm thickness. All the hardware used in fabrication of panel shall be galvanized with zinc passiveness complete all as specified and consisting of the following:- Note:- Drawings of LT panels ( all control panels) shall be approved by Accepting Officer before manufacturing. |
| 66 | Incoming (i) 1 No. 160 Amps, 16 KA TPN MCCB"s with O/C, S/C & E/F release. (ii) 1 NO. 0-500 volts digital voltmeter 96x96 mm with selector switches etc as required (iii) 1 No. 0-100 amps, digital ammeter 96x96 mm with 3 nos. 100/5 CT"s ratio with selector switch (iv) Phase indicating lamps etc with control fuses as required (v) Breaker On/Off trip indication (vi) 1 Set of 200 Amps TPN Cu. Bus Bars with colour coded heat shrinkable sleeves. |
| 67 | Outgoings 2 No.TP MCB of 32 Amp with DOL Starter for AHU motor, over load relay with built in single phasing protection. The compartment shall contain an indicating lamp with MCB for ‘ON’ status of AHU motor. |
| 68 | Supply, laying& testing XLPE insulated screened PVC bedded, galvanised steel strip or wire armored, earthed electric power cables (heavy duty) with aluminum conductor 1100/660 volts grade LT UG cable of PVC insulated aluminum conductor armoured cables of 1.1 KV grade confirming to IS complete laid in ground / in ducts/in pipes/on cable trays, clamps, saddles etc, including effecting proper connection to the equipment of size 70 sqmm 3 core(for Chillers & Hot Water Generator panel) complete all asrequired and specified |
| 69 | All as per item No 13 here-in -before but of size 16sqmm, 4 core (aluminum) for main to 02 Nos. (AHU Panels) |
| 70 | All as per item No 13 here-in -before but of size 6sqmm, 3 core (aluminum) (for Chilled Water, Condenser pumps, Hot Water Pumps , CT Fans & AHU Blowers). |
| 71 | Supply, laying& testing XLPE insulated screened PVC bedded, galvanised steel strip or wire armored, earthed electric power cables (heavy duty) with copper conductor 1100/660 volts grade LT UG cable laid in ground/ in ducts/in pipes/on cable trays of following PVC insulated aluminum conductor armoured cables of 1.1 KV grade confirming to IS complete with cable tray, clamps, saddles etc, including effecting proper connection to the equipment of size 1.5sqmm, 4 corefor controls complete all asrequired and specified |
| 72 | Notes:-(i) The cost includes cost of suitable pipes for cable protection at road crossings, cable trays, protective bricks, sand , excavation returning filling and removing etc. (ii) All exposed cables in trenches/wall/ceiling/roof trusses shall be provided with silicon based fire resistance coating compatible for PVC cables. (iii) All terminations shall be made with proper lugs in the approved manner. |
| 73 | S & F GI earth strip 32 mm x 6 mm below ground, in and including 40 mm light grade GI pipe wherever required and on surface or in recess for connections etc. Note:- Cost of earth work is deemed to be included in the quoted rate. Nothing extra shall be paid on this account. |
| 74 | M&L for earthing complete with galvanized steel earth plate electrode 600mm X 600mm X 6mm buried directly in ground vertically to a depth not less than 2.25 metre below normal ground level (with top edge of earth plate not less than 1.5 metre below ground level) connected to galvanized iron earth strip 32x6 mm , (main earthing lead) by means of galvanized bolts, nuts and washers all as shown in electrical plate No 3 of MES Schedule Part-I (2009) with connected to earth test point & to main switch board with & including adequate quantity of charcoal dust and common salt around earth plate & 32 mm dia GI pipelight grade for earth lead protection pipe for suitable length and GI pipe 20 mm dia medium grade for watering pipe with funnel & wire meshincluding necessary earth work and PCC (1: 3 : 6) type C-1 for earth pit and 40 mm thick precast RCC cover in 1 : 2 : 4 type B-1 with 3 Nos 8 mm dia TMT bars both ways with 12mm dia round bar handle completeall as specified, directed and as shown in plate No. 03 of MES Schedule Part-I. NOTE: Earth lead wire and its protection pipe upto and including 7.5 mtr only from the top of earth electrode are included under this item and additional earth GI earth strip/protection pipe etc. if any required at site shall be measured and paid for separately under appropriate item of Schedule `A’ NOTE -(i) The quoted rate is deemed to include for earth work in any type of soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm dia TMT bars @ 150mm, center to center both ways, funnel with watering pipe. (ii) All terminals shall be made with proper lugs in the approved manner. |
| 75 | Supply & Fixing of 4mm GI wire including laying / clampling/ cutting and chisiling and repairing the chiseled portion as direction of Engr-in-charge Note:-(i) All terminations shall be made with proper lugs in the approved manner. |
| 76 | PIPING-CHILLED WATER |
| 77 | Supply, installation, testing and commissioning of the following nominal sizes of chilled & Hot Water plumbing pipes MS ‘C’ CLASS as per IS: 1239 of size 125mm dia including fittings, inside the building(with necessary clamps, vibration isolators and fitting like valves, flanges, union etc. but excluding valves, strainers, gauges etc.) cut to required lengths and welded at joints and inclusive of accessories like elbows, tees, reducers, sockets etc. including insulating with 19 mm (for all pipes) and 13mm (for drain pipe) thick closed cell chemically cross linked fire retardant polyethylene foam insulation of density 30 Kg/cum. The thermal conductivity of the material should not exceed 0.035 W/Mk at an average temp of 40 deg C, covered with aluminium faced foil complete with application with rubber based adhesive Pidilite SR 998 and 50mm x 3 mm thick self adhesive tape on both longitudinal & transverse joints includingrepairing damage to building etc simultaneously completeall as specified. |
| 78 | All as per item no 20.01 here -in-before 100 mm dia including fittings |
| 79 | All as per item no 20.01 here -in-before 80 mm dia including fittings |
| 80 | All as per item no 20.01 here -in-before 65 mm dia including fittings |
| 81 | Notes:-(i) The quoted rate is deemed to include cost of suitable fitting such as bend, tail piece andtees etc, and also included excavation returning filling and removing etc. Nothing extra shall be paid on this account. (ii) All exposed pipes in trenches/wall/ceiling/roof trusses shall be provided two coat synthetic enamel paint over a coat of red oxide primer. |
| 82 | Supply and fixing in position 100 mm dia butterfly valve, PN-1.6 handle operated type, Gun metal body conforming to BIS:5155, MSS SP67 & APT 609, duly insulated with same material as per ser item No. 20.01, screwed/flanged ends suitable for tubes of size 100mm bore. |
| 83 | All as per item No 24 here-in-before 80 mm dia butterfly Valves |
| 84 | All as per item No 24 here-in-before 65 mm dia butterfly Valves |
| 85 | Supply and fixing in position 100mm dia balancing valve, high quality CI-220, BIS:1152, Grade 220 ASTM-a48 CT-35, duly insulated with same material as per ser item No. 20.01, screwed/flanged ends suitable for tubes of size 100mm bore. |
| 86 | All as per item No 27 here-in-before 80 mm dia balancing valve. |
| 87 | All as per item No 27 here-in-before 65 mm diabalancing valve. |
| 88 | Supply and fixing in position 65 mm dia check valve (Non-return Valve), CI body, screwed/ flanged ends duly insulated with same material as per ser item No. 20.01, screwed/flanged ends suitable for tubes of size 65 mm bore. |
| 89 | All as per item No 30 here-in-before 50 mm dia NRV |
| 90 | Supply and fixing in position 32 mm dia butterfly valve, handle operated, suitablefor 32 mm bore tube, gun metal body screwed/flanged ends, complete all as specified. |
| 91 | Supplying, installation, testing and commissioning of Auto air vents with isolating 15mm dia ball valves suitable for 15mm bore chilled water pipe complete all as specified. |
| 92 | Supply, installation, testing and commissioning of 25 mm dia Ball brass valves, high pressure, with polythene float and flynut complete , screwed for iron pipe or brass ferrule and fixed for drain with fittings etc complete all as specified. |
| 93 | Supply, fixing in position dial type industrial pressure gauge having dial size 150 mm complete all as specified. |
| 94 | Supply, fixing in position dial type mercury-in- glass filled industrial thermometers complete with fittings all as specified. |
| 95 | Supply and fixing in position water flow switch complete with copper control wiring for chilled water circuit of machine complete all as specified and directed. |
| 96 | Supply, installation, testing and commissioning of insulated 3 way mixing valve of 80 mm dia of gun metal for fixing in chilled water piping in the AHU complete for the Air Handling Units duly insulated complete with required controls wiring/installation kit etc complete all as specified and directed in the drawing specification. |
| 97 | Supply, installation, testing and commissioning of proportional cooling only thermostats for the Air Handling Units complete with required controls wiring/installation kit etc. complete all as specified and directed |
| 98 | Supply, fixing, testing and commissioning of condenser water pipes of MS class ‘C’ of 125mm sizes and material along with necessary clamps, vibration isolators and fittings such as bends, tees etc but excluding strainer and gauges etc adequately supported on rigid supports/buried in ground including excavation & return filling etc complete all as specified. and directed. Note:- Cost of earthwork and fittings required for fixing of pipe is included in the quoted rate. Nothing extra shall be paid on this account. |
| 99 | All as per item No 40 here-in-before100 mm dia |
| 100 | All as per item No 40 here-in-before80 mm dia |
| 101 | All as per item No 40 here-in-before 65 mm dia |
| 102 | Supply, fixing in position‘Y" type strainer, CI body of size 100 mm diaduly insulated complete all as specified. |
| 103 | All as per item No 44 here-in-before 80 mm dia . |
| 104 | All as per item No 44 here-in-before 65 mm dia . |
| 105 | Supply and fixing in positionGI pipe medium grade of size 32 mm dia including fittings such as elbows, brench, union, tees & reduceres, etc and cut to required lengths and installed with all screwed joints complete all as specified. |
| 106 | Supply, installation, testing and commissioning of MS water storage tank ( cylinderical vertical with closed top),expansion tank of size 1000 Ltr complete with suitable with FR- XLPE/XPE 19 mm thick of minimum bulk density 28±4Kg/cum covered with vapour barrier and finished with 0.5 mm thick AI cladding and applied with Pidilite SR 998 complete with air vent and drain connection with float valve, quick fill and control valves and suitable foundation etc. complete all as specified and directed. Note:-1. The expansion tank shall be complete with all accessories so as to make it ready for installation and commissioning on site. 2. Securing the insulation with and including mechanically fastened nylon/ steel straps of size 12 mm/50 mm at maximum intervals of 1.2 metre. 3. Cost of foundation required at site is deemed to be included in the quoted rate. Nothing extra shall be paid on this account. |
| 107 | Supply, installation ,testing and commissioning of HDPE, 3 layer, polyethylene water storage tank ( cylinderical vertical with closed top) make up tank of size 5000 Ltr. complete with air vent and drain connection & overflow, make up connection with float valve & foundation etc. complete all as specified and directed. Note:-1. The make up tank shall be complete with all accessories so as to make it ready for installation and commissioning on site. 2. Cost of foundation required at site is deemed to be included in the quoted rate. Nothing extra shall be paid on this account. |
| 108 | AIR DISTRIBUTION |
| 109 | Supply,assembly, erection and testing of rectangular/square ducts, hollow profile, duly factory boxed including all acessories such as corner, cleat, carriage bolt, gasket and appriate sealent on longtudinal joints etc. for supply air & return air system as per IS - 655 in accordance with the approved shop drawings and specifications using 24 gauge galvanised sheet steel complete all specified. |
| 110 | All as per item No 50.1 here-in-before 22 gauge galvanised sheet steel |
| 111 | All as per item No 50. 1 here-in-before 20 gauge galvanised sheet steel |
| 112 | Supply, fabrication, installation and testing the flexible connections constructed of fire resistant double resin sleeve as per the approved shop drawings complete all as specified |
| 113 | Supplying, fixing, testing and commissioning of powder coated aluminium section of 20 G thick for supply/ return air grilles / diffusers without aluminium volume control dampers complete all as specified. MAKE : CARY AIRE / SHREE BALAJI/ SRPC / CORAL |
| 114 | Supplying, fixing, testing and commissioning of GI volume control dampers made of 20 G thick sheet complete all as specified .MAKE : CARY AIRE / SHREE BALAJI/ SRPC / CORAL |
| 115 | Fresh Air Grilles |
| 116 | Supplying, fixing, testing and commissioning of power coated extruded aluminium section of 120 G thick for fresh air grill in weather maker room with volume control dampers, bird screen etc complete all as specified .MAKE : CARY AIRE / SHREE BALAJI/ SRPC / CORAL |
| 117 | Supply, installation, commissioning & testing of motorized combination fire and smoke damper (spring return type) of atleast 120 minute fire rating and all as specified.The fire damper shall be complete with electronic temperature sensor, electrically operated actuator, control panel & wiring.The fire dampers shall be located in the supply/return air ducts, at all fire rated crossovers (shafts/walls etc.) The control panel will be such located that the reset can be easily done, including Electrical spring type actuator,remote indication of the fire damper position complete. Note:- 1.The fire damper shall be of 20 gauge galvanised iron sheet. 2. The quoted rate is deemed to include cost of all items required for maing the fire damper fully functional irrespective of the descrption mentioned above. |
| 118 | Supply, installation, commissioning & testing of Insulation material for duct acoustic lining resin bonded fiber glass wool 25 mm thick of density 48kg/ Cu. m with one side factory laminated either black glass woven cloth or black glass tissue.The Thermal conductivity of the fiberglass for air-conditioning application shall not exceed 0.034 k Cal per hour sq.m °C/metre at 30°C mean temperature andaverage Noise Reduction Coefficient (NRC=1) frequency range from100 Hz to 8000Hz )and cover the insulation with 213 SWG perforated almn sheet having atleast 20% perforation with joint overlapped and screwed to frame by means of brass screws to produce an even surface complete all as specified. |
| 119 | Supply install test and commissioning of thermal insulation of duct with 13 mm thick closed cell chemically cross linked fire retardant polyethylene foam insulation of density 30 Kg/cum. The thermal conductivity of the material should not exceed 0.035 W/Mk at an average temp of 40° C, covered with aluminium faced foil complete with application with rubber based adhesive Pidilite SR 998 and 50mm x 3 mm thick self adhesive tape on both longitudinal & transverse joints simultaneously all as specified. MAKE : PARAMOUNT / A. FLEX / SUPREEME / ARMAFLEX / K .FLEX / MAHARAJA |
| 120 | NOTE FOR DUCT BOQ item Nos 50.1 to 56 :- (i) Duct design and layout to meet the air conditioning as well as acoustic need of the projectin accordance to IS:655 duly vetted by IIT/NIT will be submitted by the contractor for approval of GE before commencement of ducting work. (ii) For payment purpose area of duct shall be calculated on the basis of externaldimensions of duct. (iii) Cost of MS hangers including fasteners for erection of ducts is deemed to be included in the quoted rate. Nothing extra shall be paid on this account. |
| 121 | NOTE:- (A) CIVIL WORK COMPRISING OF THE FOLLOWING :- (i) Masonry foundation for chilling units pumping sets cooling tower, electric panel, make up water tank and AHU shall be as per manufacturer’s instruction/recommendation and making opening in brick wall/other type of walls and making good for ducts, pipes cable and fresh air intake- 01 Job. (ii) Removing carefully false ceiling for dismantling AC duct and refixing after installation or new AC ducts including making good to damaged false ceiling all as directed by Engineer-in-Charge- 01 Job. (B) WATER SUPPLY (i) Water connection to be provided with GI pipe medium grade of suitable size (as directed by GE) within 100 metre distance including excavation and earthwork all as directed at site. (C) OIL (i) Initial charge of oil and refrigerant gas for complete system. (D) Mercury in glass industrial type screw thermometer and digital thermometer wall mounted to be provided as per manufacture"s recommendation and as directed. (E):- Sling psycrometer measureing RH between 10 to 100 % for DBT between 1 and 38 º C with as accuracty of ± 0.5º C of size 19 x 2.5 x 2.5 cms (7.5x1x1 inch) operating condition -5 and 50º C to be provided (02 Nos) |
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