Details: building 10.16.1:steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.hot finished welded type tubes 50.10.2:steel work for purlin/single section with g i pipes including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete od277115/2024-2025:providing ridges or hips 225mm with 0.35mm thick g.i. sheet or nearest available size including ss screws plan washers bitumen washers etc complete od277114/2024-2025:providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness with zinc coating 120 gramgrade, 5-7 microns epoxy primer on both side. of the sheet and poly
Sector: RDPR