bids are invited for customized amc/cmc for pre-owned products - construction of medical oxygen generation shade with platform at community health centre c h c itwa distt siddhartha nagar; everything mationed in atc; comprehensive maintenance contract (cmc); untill th.. 1 excavation of foundation earth work in excavation by mechanical means (hydraulic excavator)/manual means in foundation trenches or drains (not exceeding 15 m in width or 10 sam on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m 2 pcc 3 a providing and laying in position. cement concrete of specified grade excluding the cost of centering and shuttering-all work up to plinth level 1:4:8 (1 cement 4 coarse sand (zone-11)8 rraded stone aneresate 40 mm.nominal size). providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement all work up to plinth level footing column c beam 4 brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in foundation and plinth in cement mortar 1:4 (1 cement: 4 coarse sand) 5 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 above plinth level up to floor five level, excluding the cost of centering. shuttering finishing and reinforcement with 1:15:3 (1 cement: 1.5 coarse sand derived from natural sources: 3 graded stone aggregate20 mm nominal size derived from natural sources). a footing b column 6 steel reinforcement for r.c.c. work including straightening, cutting, bending, placing in position and binding all complete thermo-mechanically treated bars of grade fe-500d or more. 7 brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor v level in all shapes and sizes in cement mortar 14 (1) cement 4 coarse sand) total quantity :