tender for annual plan-dpekm-thirumarady gp- general civil work-- 1 vhss building maintenance 2 15.28.1:dismantling roofing including ridges, hips, velleys and gutters etc., and stacking the material within 50 metres lead of :g.s. sheet 3 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 4 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) 5 od195741/2025-2026:roofing with gi head colour powder coated traffold sheets .35 mm thick of nearest available thickness with overlap of 150mm at ends and gi hook or crank ci bolt and nuts including plain washers and bitumen washers etc.complete. 6 od196285/2025-2026:providing ang fixing precoated galvanized steel roofing accessories .4mm total coated thickness (ridge plain 500-600 mm) 7 5.9.5:centering and shuttering including strutting, etc. and removal of form for:lintels, beams, plinth beams, girders bressumers and cantilevers