Providing, hoisting and fixing in super structure for first storey 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 centring & shuttering, cost of 1:2:4 hand mixed (1 cement: 2 coarse sand: 4 graded stone aggregate 20mm nominal size) but excluding the cost of steel reinforcement.(Qty of each unit shall not exceed 0.04 cum)