Tender for repair, rectification and painting on CGI, Sheets roofing of control bay and staircase portion of Power House Building of UHP-III (100MW) at Chulla.

Amount

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the dismantled material /Scrap upto lead of 1 km as per direction of EIC.

Providing and fixing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks/self drilling screws, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 0.63 mm thick with zinc coating not less than 275 gm/ m² The corrugated G.S. sheet should be TATA / SAIL/Jindal or equivalent make.The equivalent make shall be decided by EIC.

Providing ridges or hips of width 60 cm overall width plain G.S. sheet fixed with polymer coated J or L hooks/ self drilling screws, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete.0.63 mm thick with zinc coating not less than 275 gm/m². The ridges and hips should be TATA / SAIL/Jindal or equivalent make.The equivalent make shall be decided by EIC.

Providing and fixing 15 cm wide, 45 cm overall semicircular plain G.S. sheet gutter with iron brackets 40x3mm size, bolts, nuts and washers etc., including making necessary connections with rain water pipes complete. 0.63 mm thick with zinc coating not less than 275 gm/m2. The G.S. Sheet should be TATA / SAIL/Jindal or equivalent make.The equivalent make shall be decided by EIC.

Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade New work (two or more coats) including a coat of approved steel primer but excluding a coat of mordant solution. The paint brand should be Asian Paint.

Applying a coat of mordant solution on G.S. sheet:With a solution of 38 gms of copper acetate in a litre of soft water.

Fixing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 0.80 mm thick with zinc coating not less than 275 gm/m² (Labour Rate).

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm diameter. The pipe should be vactus/finulex make etc.

Providing and fixing on wall face unplasticised - PVC moulded fittings / accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. The make should be vactus/finulex make etc.(110 mm bend)

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC (110 mm) drain water pipes by means of 50x50x50 mm hard wood plugs/ Steel Clamp, screwed with M.S. screws of required length, including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. The make should be TATA/SAIL/Jindal or equivalent.The equivalent make shall be decided by EIC.

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished welded type tubes.The make should be TATA/SAIL/Jindal or equivalent.The equivalent make shall be decided by EIC.

Providing and fixing M.S. BP Sheet 1.66mm to 2.00mm thick in eaves board/facia/soffits/ceiling including cutting, fixing and welding to steel roof members and applying a coat of red lead perimer complete as per the instruction of Engineer-in-charge (Base members of steel work shall be measured & paid separtely).The make should be TATA/SAIL/Jindal or equivalent.The equivalent make shall be decided by EIC.

Rajneesh KUMAR THAKUR (BID ID -501093)