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| 1 | 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.) |
| 2 | duly nsulated with 80 kg/cum density resin bonded fiber glass or 144 Kg/ cum 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 and as required. |
| 3 | 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. |
| 4 | 200 mm dia. exhaust pipe , (75 mm thick insulation). |
| 5 | 150 mm dia. exhaust pipe, (75 mm thick insulation). |
| 6 | Steel work welded in built up sections/ framed work, including utting,hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel Size (100x 50 x 5 mm) as required. |
| 7 | In gratings, frames, guard bar, ladder, railings, brackets,gates and similar works |
| 8 | Providing and laying in position cement concrete of specified gradeexcluding the cost of centering and shuttering - All work up to plinthlevel : |
| 9 | 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 10 | Providing & fixing stack sampling point for air pollutioon monitring on proposed 200 mm & 150 mm dai MS stack,including cutting of stack,welding of 100 mm Dia sampling nozzle length-150mm, with MS flange, providing blind flange/ threaded cap with handle,gaskit,nuts,bolts,welding elecrodes,surface finshing algnment,and making good the damaged portion ,complete inall respect as per CBCB guiedlines ,including all material ,labour ,tools & tackels and fabrication of stack. Please Enable Macros to View BoQ information |
