annual plan-proj. no 141/26, rrf extension and related works-in cherppulassery municipality-general civil work-- 1 building extension 2 50.6.1.5:solid block masonry using pre cast solid blocks ( factory made) of size 30x20x20cm or nearest available size confirming to is 2185 part i of 1979 for super structure up to floor two level thickness 20cm and above in: cm 1:6 ( 1 cement : 6 coarse sand) etc complete 3 5.3:reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 15°landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (zone iii)derived from natural sources: 3 graded stone aggregate 20 mm nominal sizederived from natural sources). 4 5.9.5:centering and shuttering including strutting, etc. and removal of form for:lintels, beams, plinth beams, girders bressumers and cantilevers 5 5.22.6:steel reinforcement for r.c.c work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelthermo - mechanically treated bars of grade fe-500d or more 6 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 7 12.50:providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by engineer-in-charge) 0.50 mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per is: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by engineer-in-charge. the sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) with epdm seal, complete upto 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. 8 12.51.1:providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, zinc coating 120 grams per sqm as per is: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping screwscomplete :ridges plain (500-600 mm) 9 od128899/2025-2026:supplying and fixing 150mm pvc rain water gutter semi circular section including fitting with 32*5m ms flat supporters at 1 m interval etc. complete. 10 50.18.8.8.1:providing and fixing pvc pipes, fittings including fixing the pipe with clamps at 1.00 m spacing. this includes jointing of pipes with one step pvc solvent cement and testing of joints complete as per direction of engineer-in-charge. concealed work, including cutting chases and making good the wall etc. 75 mm pipe 6 kgf/cm2 11 10.13.1:providing and fixing t-iron frames for doors, windows and ventilators of mild steel tee- sections, joints mitred and welded, including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer.fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of c.c. 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) 12 10.5.2:providing and fixing 1 mm thick m.s. sheet door with frame of 40x40x6 mm angle iron and 3 mm m.s. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer.using flats 30x6 mm for diagonal braces and central cross piece 13 10.6.2:supplying and fixing rolling shutters of approved make, made of required size m.s. laths, interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to is: 4454 - part 1 and m.s. top cover of required thickness for rolling shutters.80x1.20 mm m.s. laths with 1.20 mm thick top cover 14 13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand) 15 11.37:providing and laying ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer) of 1st quality conforming to is : 15622 of approved make in colours such as white, ivory, grey, fume red brown, laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc., complete 16 13.37.1:white washing with lime to give an even shade:new work (three or more coats) 17 13.43.1:applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:water thinnable cement primer 18 13.44.1:finishing walls with water proofing cement paint of required shade:new work (two or more coats applied @ 3.84 kg/10 sqm) 19 13.61.1:painting with synthetic enamel paint of approved brand and manufacture to give an even shade:two or more coats on new work