Hindustan Copper Limited Tender

Providing and fixing at all height false ceiling including providing and fixing of frame work made of special sections power pressed from M.S. sheet and galvanised in accordance with zinc coating of grade 350 as per IS : 277 and consisting of angle cleats of size 25mm wide x 1.6mm thick with flanges of 22mm and 37mm at 1200mm center to center one flange fixed to the ceiling with dash fastener 12.5mm diax40mm long with 6mm dia. bolts to the angle hangers of 25x25x0.55mm of required length, and other end of angle hanger being fixed with nut and bolts to G.I. channels 45x15x0.9mm running at the rate of 1200mm center to center to which the ceiling section 0.5mm thick button wedge of 80mm with tapered flanges of 26mm each having clips of 10.5mm at 450mm center to center shall be fixed in a direction perpendicular to G.I. channel with connecting clips made out of 2.64mm diax230mm long G.I. wire at every junction including fixing the gypsum board with ceiling section and perimeter channels 0.5mm thick 27mm high having flanges of 20mm and 30mm long, the perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450mm center to center with 25mm long drive-all screws @ 230mm interval including jointing and fixing to a flush finish of tapered and square edges of the board with recommended filler, jointing tapes, finisher and two coats of primer suitable for board as per manufactures specification and also including the cost of making openings for light fittings, grills, diffusers, cutouts made with frame of perimeter channels suitably fixed all complete as per drawing and specification and direction of the Engineer in Charge but excluding the cost of painting with : Fully perforated Gypsum Plaster Board of size 1200 X 2400 X12.5 mm having approx 15% perforated area with perforation size and pattern as approved by the EIC and as per manufacturer’s specification, with all 4 size tapered and back by acoustical tissue with NRC value not less than 0.60

Providing & fixing in position (as per 1868/1982) Aluminium sliding window of three tracks with rectangular pipe 95X38.10X0.90 mm at weight 0.637 kg/Rmt with window frame bottom track section 92 X 31.75 X 1.30 mm at weight 1.070 kg/Rmt. Top and side track section 92 X 31.75 X 1.30 mm at weight 0.933 kg/Rmt. The shutter should be of bearing bottom 40 X 18 X 1.25 mm at weight 0.417 kg/Rmt and handle and top section 40 X 18 X 1.25 mm at weight 0.417 kg/Rmt (Interlocking section 40 X 18 X 1.10mm at weight 0.469 kg/Rmt) as per detailed drawings and as directed by Engineer-In-Charge with all necessary Aluminium Sections fixtures and fastenings such as roller bearing in nylon casting and self-locking catch fitted in vertical section of shutter including 5mm thick plain glass and aluminium mosquito net shutter with stainless steel wire mesh with all required screws and nuts..

DISMANTLING WOODEN PARTITION WALL INCLUDING FRAME WORK, COMMERCIAL PLY, DOOR SHUTTER WITH BUTT HINGES, WOODEN BEADING ETC. COMPLETE, AS PER DIRECTION OF ENGINEER IN- CHARGE. LABOUR RATE ONLY