supply of different materials for construction of slab culvert at gitaldaha-i gp within dinhata-i ps , 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 , hire charge of shuttering plank ( 25mm-30mm thick ) with prop including all fittings , hire charge of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , steel , tor steel rods / hysd bars / tmt bars ( sail / tata / rinl ) fe415 / fe500d conforms to is:1786 ) , hire charges of concrete mixed 0 . 25 to 0 . 40 cum with hopper , vibrator ( needle type ( 40mm ) , wirjsute facukutues creche / drinking water / first aid , dispay board