supply of materials for construction of pucca canal from the ho safikulislam to dola bari under gitaldaha i gp within dinhata i dev block aap no 080508030303 , 1st classpicked jhama bricks ( traditional ) , stone aggregate ( single size ) : 40 mm nominal size , stone aggregate ( single size ) : 20 mm nominal size , portland cement , stone aggregate below 40mm nominal size , stone aggregate below 40mm nominal size and above , lading and un loading & stacking sand/ stone aggregate ( less than 40mm nominal size ) , lading and un loading & stacking sand/ stone aggregate ( above than 40mm nominal size ) , coarse sand , stone aggregate ( single size ) 10mm nominal size , steel , tor steel rods/ hysd bars/ tmt bars ( sail/tata/tinl ) fe415/fe500d conforms to is:1786 , hire charge of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , medium sand , hire charges of concrete mixer 0 . 25 to 0 . 40 cum with hopper , vibrator ( needle type 40mm ) , worksite facilities/ creche/ drinking water / first aid , display board