supply of different materials for construction of 30 nos tube well platform with soak pit and garbage pit at different site at kishamat dasgram gp within dinhata ii ps , 1st class picked jhama bricks ( traditional ) , portland cement , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) :10 mm nominal size , stone aggregate below 40 mm nominal size , loading unloading & stacking sand/stone aggregate ( less than 40 mm nominal size ) , coarse sand , steel , tor steel rods , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , medium sand , display board