Name of Work: Annual Repair Maintenance Operation at FSD Sawombung for the year 2025-26 (Re-Tender)
Sl. No.
Item Description
1
Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 15.28.1 G.S. Sheet
2
Providingandfixing Mist green colourprecoatedgalvanisedironprofilesheets(size,shapeandpitchof corrugationasapprovedbyEngineer-in-Charge)oftotalcoatedthickness0.50mm(base metal of minimum 0.45mm thickness with total coating thickness of 0.05mm) 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. (Approved Make: TATA BlueScope , JSW, Everest, Sail , Charminar Galvo Colour/Bhusan and Aarti Suraksha)
3
Providing and fixing precoated galvanised steel sheet roofing accessories of total coated thickness 0.50mm (base metal of minimum 0.45mm thickness with total coating thickness of 0.05mm) 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 using self drilling/ self tapping screws complete :12.51.1 Ridges plain (500 - 600mm) (Approved Make: TATA BlueScope , JSW, Everest, Sail , Charminar Galvo Colour/Bhusan and Aar t i Suraksha)
4
Extra for providing and fixing wind ties of 50x 6 mm flat iron section.
5
Deduct cost of salvagable materials received from the work of dismantling work on as is where is condition includingremoving from the site - CGS Sheet
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