supplying of materials for production of mushroom under mgnrega within burirhat i gram panchayat for 4 nos . beneficiary . , supply of sand ( local / river ) , supply of stone aggregate ( single size ) :40 mm nominal size shingles , supply of stone aggregate ( single size ) :20 mm nominal size , supply of stone aggregate ( single size ) : 10 mm nominal size , supply of coarse sand , supply of medium sand , supply of portland cement , supply of 1st class traditional bricks ( kiln burnt ) , supply of tor steel ( sail / tata / rinl ) , supply of g / i wire , supply of hiring charges of shuttering plank ( 25mm-30mm thick ) upto pl , supply of hiring charges of shuttering plank ( 25mm-30mm thick ) above pl , supply of mild steel tubes hot finished seamless type , supply of m . s . structural with hollow sections ( square or rectangular shape ) conforming to is: 806-1968 & is:1161-1998 ) span up to 12 mtr , supply of g . s . / g . i . sheet i ) 0 . 45mm thick , supply of galvanised steel bolts & nuts 6 mm dia and 25 mm long round head with slots , supply of galvanised steel j or l hooks 8 mm dia , supply of bitumen washer , supply of g . i limpet washer , supply of aluminium sheet ridge ( a ) with 0 . 71mm sheet , supply of lime , supply of glue , supply of paddy straw , supply of mushroom sheed , supply of poly tube ( 14-16inch dia ) , supply of nylon string , supply of lime for mushroom , supply of bleaching powder , supply of insecticide , supply of fungicide ( carbendazim 50% wp )