construction and maintenance work in nedumpaikulam factory-shelling shed renovation-- 1 shelling shed 2 15.14.2 : dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead:of sectional area below 40 square centimeters 3 15.14.1 : dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead:of sectional area 40 square centimetres and above 4 15.28.1 : dismantling roofing including ridges, hips, velleys and gutters etc., and stacking the material within 50 metres lead of :g.s. sheet 5 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 6 13.52.1 : finishing with epoxy paint (two or more coats) at all locations prepared and applied as per manufacturers specifications including appropriate priming coat, preparation of surface, etc. complete.on steel work 7 od244398/2024_2025 : aluminium sheet : providing hindalco make royal blue powder coated aluminium troughed sheet (26 gauge) roofing including vertical or curved roofing including fixing with self drilling screw etc complete. 8 od244400/2024_2025 : aluminium ridge:providing 60 cm width hindalco make royal blue powder coated aluminium ridge (26 gauge) for canopy including all cost etc complete