Guru Gobind Singh Indraprastha University Tender

Providing & fixing false ceiling at all height including providing &fixing of framework made of special section, power pressed from M.S. sheets and galvanised with zinc coating of 120 gms/ sqm(both side inclusive) as per IS : 277 and consisting of angle cleat of size 25mm wide x 1.6mm thick with flanges of 27mm and 37mm, at1200mm c/c, one flange fixed to the ceiling with dash fastener12.5mm dia x 50mm long with 6mm dia bolts, other flange of cleat fixed to the angle hangers of 25 x10 x0.50mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I chanels 45 x15 x 0.90mm running at the spacing of 1200 mm c/c, to which the ceiling section 0.5mm thick bottom wedge of 80mm with tapered flanges of 26 mm each havinglips of 10.5mm, at 450mm c/c, shall be fixed in a direction perpendicular to G.I intermediate channel with connecting clip madeout of 2.64mm dia x 230mm long G.I wire at every junction, including fixing perimeter channels 0.50mm thick 27mm high having flanges of 20mm and 30mm long, the perimeter of ceiling fixed to wall/partitions with the help of Rawl plugs at 450mm centre, with 25mmlong dry wall screws @ 230mm interval, including fixing of Calcium Silicate Board to ceiling section and perimeter channels with the help of dry wall screws of size 3.5 x25mm at 230mm c/c, including jointing & finishing to a flush finish of tapered and square edges ofthe board with recommended jointing compounds, jointingtapes,finishing with jointing compounds in three layers covering upto 150mm on both sides of joints and two coats of primer suitablefor boards, all as per manufacture's specification and also includingthe cost of making opening for light fittings, grills, diffusers, cut outsmade with frame of perimeter channels suitably fixed, all completeas per drawings, specificaton and direction of the Engineer in chargebut excluding the cost of painting with 8 mm thick Calcium Silicate Board made with Calcareous & Siliceous materials reinforced with cellulose fiber manufactured through autoclaving process.

Providing & fixing at all height false ceiling of 20 mm thick Mat Black panels of size1200 x 600 mm laid over MS Suspension Grid consisting of 2 nos 40 X 40X 5mm MS Angles welded back to back @1200mm c/c & M.S. Tees @ 600mm c/c Make-Anutone/Armstrong/Tranquil/Earcons Acoustic

Providing fixing thermal insulation of ceiling (under deck insulation) with Resin Bonded Fibre glass wool conforming to IS : 8183, density 48kg / m3, 50mm thick, wrapped in 200 G Virgin Polythene bags,fixed to ceiling with metallic cleats (50x50x3 mm) @ 60 cm and wire mesh of 12.5 mm x 24 gauge wire mesh, for top most ceiling of building.