improvement of road by earth filling jhama bats and cement concrete from ainul hossain to anikul land 3209014007 / rc / 320201060556256 , hire charges of diesel road roller- 8 to 10 tonne , brick aggregate ( single size ) :40 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , stone aggregate ( single size ) :20 mm nominal size , portland cement , carriage of stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) , coarse sand , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator ( needle type 40 mm ) , polythene sheet ( 150 gm per sqm ) , thermocol 12.5 mm thick.