construction f conc road from chitrashali arjun barick house to khalek molla house under ramnagar 1 gp , laying and jointing pvc pipe . heading , brick aggregate ( single size ) :40 mm nominal size , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , hire charges of concrete mixer 0 . 25 to 0 . 40 cum with hopper , hire charges of diesel road roller- 8 to 10 tonne , stone aggregate ( single size ) : 10 mm nominal size , stone aggregate ( single size ) :20 mm nominal size , portland cement , stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) , coarse sand , 1st class picked jhama bricks ( traditional ) , stone aggregate ( single size ) : 40 mm nominal size , stone aggregate 40 mm nominal size and above , loading unloading & stacking stone aggregate ( above 40mm nominal size ) , 1st class traditional bricks ( kiln burnt ) , medium sand , g i wire , steel , tor steel rods / hysd bars / tmt bars ( sail / tata / rinl ) ( fe415 / fe500 / fe500d conforms to is: 1786 ) , loading , unloading and stacking by manual means of steel , nail , bamboo ( 8cm-10cm dia ) including fixing , thermocol 12 . 5 mm thick . , polythene sheet ( 150 gm per sqm )