supply of different materials for const . of box culvert nearby sajan hoque at samsad no . vi under gitaldaha-i gp within dinaha-i dev . block aap no . 080508061611 , 1st class picked jhama , stone aggregate ( single size ) : 20 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , portland cement , stone aggregate below 40 mm nominal size , loading unloading & stacking sand/ stone aggregate less than 40 mm nominal size ) , corse sand , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including oal fittings , g . i . wire , tor steel road , medium sand , hire chanrges of concrete mikxer 0 . 25 to 0 . 40 cum with hoper , vibrator ( neeedle type 40 mm ) , display board , worksite facilities/ crecje/ drinkingwter / first aid , gst