supply of different materials for construction of toilet block at patchhara gp office premisses ) under cooch behar 1 dev block -supply work under mgnega supply work under mgnega , fine sand , 1st class picked jhama bricks ( traditional ) , portland cement , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , carriage of stone aggregate below 40 mm nominal size , carriage of stone aggregate below 40 mm nominal size , loading unloading & stacking sand / stone aggregate ( less than 40mm nominal size ) , coarse sand , g i wire , tor steel rods / hysd bars / tmt bars ( sail / tata / rinl ) ( fe415 / fe500 / fe500d conforms to is: 1786 ) , hire charges of shuttering plank ( 25mm-30mm thick ) without prop including all fittings , hire charges of shuttering plank ( 25mm-30mm thick ) with prop including all fittings , 1st class traditional bricks ( kiln burnt ) , stone aggregate ( single size ) : 06 mm nominal size , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator ( needle type 40 mm ) , neem wood , sisu / gamar wood , medium sand , grill weighing above 10 kg. / sq.mtr and up to 16 kg. / sq. mtr , unslaked lime , glue , ready mixed pink or grey primer on wood work ( hard and softwood ) having voc content less than 50 gms / litre , synthetic enamel paint in black or chocolate shade , miscellaneous / contingencies charges ( sanitry and plumbing materials ) , electrification , display board , gst