supply of materials for the construction of poultry shed in bajitpur gp area , materials , supply of stone aggregate ( 20mm nominal size ) at site , supply of stone aggregate ( 10mm nominal size ) at site , supply of portland cement at site , supply of coarse sand at site , supply of 1st class traditional bricks ( kiln burnt ) at site , supply of medium sand at site , supply of polythene sheet ( 150 gm / sqm ) at site , supply of other local wood at site , supply of galvanized steel corrugated sheets at site , supply of galvanized steel bolts & nuts 6mm dia and 25mm long round head with slots at site , supply of galvanized steel j or l hooks 8mm dia at site , supply of g . i limpet washer at site , supply of bitumen washer at site , supply of galvanized steel plain sheets at site , supply of seam bolts and nuts 6mm dia and 25 mm longs at site , supply of g . i . plain washer for seam bolts at site , supply of bright finished or black enameled mild steel butt hinges 50x37x1 . 50 at site , supply of m . s . structural with hollow sections ( square or rectangular shape ) conforming to is: ( 806-1968 ) span upto 12 mtr at site , supply of m . s . integrated grill for steel window and ventilator at site , supply of display board at site