Andaman Lakshadweep Harbour Works Tender

Dismantling roofing including ridges , hips valleys and gutters etc. and stacking the material within 50 metres lead, cost of all labour charges, minor tools , labour welfare cess, GST etc, complete.

Providing and fixing prepainted galvanised sheets (size, shape and pitch of corrugation 63mm as approved by Engineer-in-charger) 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 gaurd 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 trapping 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. The rate is inclusive of consumable items , all labour charges , minor tools LWC, GST, etc complete.

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 polester top coat 15-18 microns using self drilling/ self tapping screws complete ( Ridges plain -500-600mm) , including cost of all labour charges, minor tools, transportation charges, scaffolding charges, labour welfare cess, GST etc, complete.