tender for annual plan- 15/2025-2026 truss work at govt l p s karumalloor-karumallor gp-general civil work - truss work 2 4.1.3:providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-iii)derived from natural sources : 4 graded stone aggregate 20 mm nominal sizederived from natural sources) 3 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 4 10.1:structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. 5 od294245/2025-2026:providing aluminium sheet roofing including vertical fixed with galvanised j or l hooks, bolts and nuts 8 mm diameter with bitumen and g.i. plain washers including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to 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. 0.46 mm thick or nearest size 6 od294348/2025-2026:providing and fixing pre coated aluminium sheet roofing accessories 0.5 mm(+0.05%) 7 od294347/2025-2026:providing and fixing 200 mm wide square upvc rain water gutter including all necessary fittings and making all necessary connnections complete as per the direction of engineer in charge at site 8 50.18.9.18.1:providing and fixing pvc pipes including fixing the pipe with clamps/clips at 1.00 m spacing. this included jointing of pipes with one step pvc solvent cement and testing of joints complete as per direction of engineer-in-charge 75 mm dia 6kgf/cm2 - external work- exposed on wall