supply of materials for repairs to primary school building at karmad bk tal parola dist jalgaon - 2 providing structural steel work in trusses, other similar trussed purlins and members with all bracing, gussetplatesetc.asperdetaileddesignsanddrawingsorasdirectedincluding cutting, fabricating, hoisting, erectingfixinginposition, makingriveted / bolted / welded connectionandone coat of anticorrosive paint andover it 2 coats of oil painting approved quality and shade etc. complete. 3 providing plain zinc sheeting of 0.80 mm thick ( 22 b.w.g. ) over the ridge hip or valley to galvanized iron sheet roofing including all fastening and bolt galvanised iron screws and bolts, lead and bitumen washers etc. complete. ( weight of 6.8 kilogram / sq.m. ) .