repair and maintenance of footpath with drain,covering toe wall and hand railing steps from main road white sand fashion boutique shop shri. laxmi narayan house shri raja rao house shri dhanaiah house to shri guruma house at sea shore road fisherm , demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in - charge. a) nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) , centering and shuttering including strutting, propping etc. and removalof form for a) foundations, footings, bases of columns, etc. for mass concrete , centering and shuttering including strutting, propping etc. and removalof form for b) walls (any thickness) including attached pilasters, butteresses,plinth and string courses etc. , providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level : a) 1:2:4 (1 cement : 2 coarse sand (zone-iii) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) , providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: a) 1:2:4 (1 cement : 2 coarse sand (zone-iii) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) , steel reinforcement for r.c.c. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. a) thermo-mechanically treated bars of grade fe-500d or more. , reinforced cement concrete work in walls (any thickness), includingattached pilasters, buttresses, plinth and string courses, fillets, columns,pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : a)1:1.5:3 (1 cement : 1.5 coarse sand(zone-iii) derived from naturalsources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) , providing, hoisting and fixing above plinth level up to floor five level precast reinforced cement concrete work in string courses, bands, copings, bed plates, anchor blocks, plain window sills and the like, including the cost of required centering, shuttering but , excluding cost of reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand (zone-iii) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources). , 52 mm thick cement concrete flooring with concrete hardener topping, under layer 40 mm thick cement concrete 1:2:4 (1 cement : 2 coarsesand : 4 graded stone aggregate 20 mm nominal size) and top layer 12mm thick cement hardener consisting of mix 1:2 (1 cement hardener mix : 2 graded stone aggregate 6 mm nominal size) by volume, hardening compound mixed @ 2 litre per 50 kg of cement or as per manufacturersspecifications. this includes cost of cement slurry, but excluding the cost of nosing of steps etc. complete. , 12 mm cement plaster of mix : a) 1:4 (1 cement: 4 fine sand) , providing and fixing hand rail of approved size by welding etc. to steelladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approved steel primer. a) g.i. pipes , steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steelprimer using structural steel etc. as required. a) in gratings, frames, guard bar, ladder, railings, brackets,gates and similar works