Details: civil works 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 with zinc coating of 120 gms/ sqm (both sided inclusive) as per is : 277 and consisting of angle cleats of size 25mm wide x 1.6mm thick with flanges of 27mm and 37mm, at 1200mm centre to centre, one fixed to the ceiling with dash fastener 12.5mm diax50mm long with 6mm dia bolts,other of cleat fixed to the angle hangers of 25x25x0.55mm of required length with nuts and bolts of required size and the other end of the angle hanger fixed with intermediate g.i. channels 45x15x0.9mm running at the spacing of 1200mm centre to centre, to which the ceiling section 0.5mm thick bottom wedge of 80mm with tapered flanges of 26mm each having clips of 10.5mm at 450mm centre to centre, shall be fixed in a direction perpendicular to g.i. intermediate channel with connecting clips made out of 2.64mm diax230mm long g.i. wire a
Sector: PWD