Renovation and repair of School Building-10 Nos

Amount

Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with :

4.0 mm thick glass panes (weights not less than 10 kg/ sqm)

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+ 0.05 %) total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer- in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto 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.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, Zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping screws complete :

Ridges plain (500 - 600mm)

Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade:

Old work (one or more coats)

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of:

Asbestos Cement sheet

RANJIT BAROI