Reconfiguration of existing terminal building at BM Airport Ranchi. SH - Provision of HVAC System.

Amount

Supply, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type horizontal/vertical air handling units made of 25mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer and 0.8 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, complete with blower section with plug type fans blower suitable for static pressure as required, minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 6 row deep, filter section with 50mm thick metal viscous/ washable synthetic type air prefilters, direct drive package with TEFC drive motor of efficiency class IE3 suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply suitably designed for varialbe frequency drive applications, drain connections, stainless steel (18G) drain pan with PUF insulation,150 mm dia. dial type pressure gauges (2 nos.)and industrial type thermometers (2 nos.) at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specification and of following capacities etc. as required and as per direction of EIC. 17000 CMH

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with 80 kg/cumdensity resin bonded fiber glass or 144 Kg/ cu m density mineral wool (non Combustible) pipe section insulation covered with a layer of 120 gm/sqm polythene sheet (vapour barrier) and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints and repairing of damage to building etc. as per specifications etc. as required and as per direction of EIC. Note: The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

100mm dia. (50mm thick insulation)

80mm dia. (50mm thick insulation)

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. Butterfly Valve (Manual) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot water circulation as specified etc. as required and as per direction of EIC.

100mm dia.

80mm dia.

Supplying, fixing, testing and commissioning of BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation as specified etc. as required and as per direction of EIC. 80mm dia.

Supply, Installation, Testing and Commissioning of following sizes electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modualating control valve in a single body. The actuator shall be capable of accepting upto 10V DC and upto 20mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 Bar for upto 50 mm valves and 7 Bar for 65 mm & above. Valves should have pressure rating of 25 Bar minimum etc. as required and as per direction of EIC. 80mm dia

Supply, Installation, Testing and Commissioning of Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified etc. as required and as per direction of EIC. 80 mm dia

Supply, Installation, Testing and Commissioning of 25mm dia Ball Valve with fittings etc. as required and as per direction of EIC.

Supply, Installation, Testing and Commissioning of Auto Air Purging Valve with fittings etc. as required and as per direction of EIC.

Supply, Installation, Testing and Commissioning of 4" dia Pressure Gauge with Ball Valve & Syphon etc. as required and as per direction of EIC.

Supply, Installation, Testing and Commissioning of Thermometer with Thermowell etc. as required and as per direction of EIC.

Supplying, laying/ fixing, testing and commissioning of 50 mm dia MS B class pipeline with 50 mm thick x 18 Kg density thermocol insulation along with sand, cement, plaster, chicken mesh for drain pipe etc. as required and as per direction of EIC.

Supply, installation, balancing and commissioning of factory fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete etc. as required and as per direction of EIC.

Thickness 1.00 mm sheet

Thickness 0.80 mm sheet

Thickness 0.63 mm sheet

Supply, installation, balancing and commissioning of site fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete etc. as required and as per direction of EIC.

Thickness 1.00 mm sheet

Thickness 0.80 mm sheet

Thickness 0.63 mm sheet

Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class "O") insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications etc. as required and as per direction of EIC. 19mm

Supply & Fixing of 10mm Open Cell Nitrile Rubber Insulation with adhesive & Tape etc. as required and as per direction of EIC.

Supplying, fixing acoustic lining on wall and ceiling of AHU rooms with 50mm thick, density 32 kg/cu.m resin bonded glass fiber insulation friction fixed in 610mm x 610 mm frame work made out of 0.6mm thick GI sheet U shaped channel and covered with reinforced fiber glass tissue and finished with 0.80 mm perforated aluminium sheet etc. complete as required and as per specifications etc. as required and as per direction of EIC. 50 mm thick resin bonded glass wool having density of 32 kg/m³

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core etc. as required and as per direction of EIC.

Supply, installation, testing & commissioning of thermal insulated flexible duct (Canvas) of following sizes duly supported at regular interval as per site requirement etc. complete as required as per specifications and as per direction of EIC.

Supply & fixing of following sizes of Aluminium/Copper Power Cables,multi stranded conductor, XLPE lnsulaled, cores laid up, PVC tape / Extruded lnner sheathed , Un. Armour or Armour, 1100V grade as per lS 7098(Part 1) 1988 in tray, surface, trench, pipe etc. as required. 4 core x 10 sqmm copper cable.

Supplying, Fixing,testing and commissioning of fire dampers in supply air duct/main branch and return air path as and where required of required sizes i/c control wiring,the damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as required and as per specifications etc. as required and as per direction of EIC.

Fire damper

Actuator with control panel

COOL CARE REFRIGERATION (BID ID -814085)

AIR DESIGN SOLUTIONS (BID ID -815078)

SNOWMEX ENGINEERS LIMITED (BID ID -813908)

M/s CGPL ELECTROMECH PVT LTD (BID ID -815315)

UNIVERSAL ASSOCIAT (BID ID -811635)

dipsanudyog (BID ID -815018)