Name of Work: Renovation of various Semi Permanent sheds at BTC,Bhanu, ITB Police.
Sl. No.
Item Description
1
Dismantling roofing including ridges, hips, valleys and gutters etc.,and stacking the material within 50 metres lead of:G.S. Sheet
2
Dismantling roofing including ridges, hips, valleys and gutters etc.,and stacking the material within 50 metres lead of: Asbestos Cement sheet
3
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.
4
Extra for providing and fixing wind ties of 40x 6 mm flat iron section.
5
Providing and fixing precoated galvanised steel sheet roofingaccessories 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)
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