reinforced cement concrete work in beams, suspended floors,roofs having slope upto 15 landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto two stories excluding the cost of centring, shuttering, finishing and reinforcement: m-20 grade concrete (1:1:3 (1 cement : 1 coarse sand : 3 graded stone aggregate 20 mm nominal size) -as per design mix).
