Additional chilled water MS pipe line at Nalanda classroom campus for Nalanda AC Plant of IIT Kharagpur.

Amount

INSULATED CHILLED WATER PIPING (expanded polystyrene insulation) Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with fire retardant quality expanded polystrene moulded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) covering with 12mm thick sand cement plaster & 6mm thick tarfelt jacketing. 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.

300 mm dia.(75 mm thick insulation)

32 mm dia with out insulation

Excavation & Backfilling of trench (Trench: 1.6 m x 1.5m)

PCC pedestal (1:3:6) for pipe (1200 x 200 x 200mm- 60 nos)

Shuttering

2 x 20" dia bore well below 1mtr from ground level to crossover the road

Valve/cable pit at the trench (1200 x 1200 x 1500)mm

Supplying of HDPE 90 deg elbow - 250mm dia

Supplying of HDPE Tee- 250mm dia

Supplying of HDPE Reducer- 300 mm to 250mm dia

Supplying of HDPE Collar (2pc) 300mm dia

Supplying of MS Flange (4pc) as per table D

Supplying of Galvanised nut bolt 20 x 200 mm

Supplying of HDPE short piece pipe 3mtr long- - 300 mm dia

Supplying of HDPE short piece pipe 3mtr long- 250mm dia

Transportation & Service Charge for Item no 8 to 12

Supplying, fixing, testing and commissioning of SS Ball Valves to PN16 with SS ball within PTFE lined housing and insulated handle. 25mm dia

Supplying, fixing, testing and commissioning of 300mm dia gear operated CI Manual Butterfly valves having pressure rating of PN:16 along with insulation with 50 mm TF quality expanded polysterene slab having density of 16 Kg/ Cum and covered with sand cement plaster.