procurement of stores for security fence at tulihal:-1.01 fine aggregate ( natural sand ) conforming to is : 383 -1978. 1.02 coarse aggregate ( crushed stone ) 20mm graded conforming to is 383-1979 1.03 mild steel rolled angle iron section 65 x 65 x 6mm fencing post 3.75mtr long conforming to is : 2062-1984 including drilling holes for fencing, fabrication of 0.75m long for swan neck on top at 45° to vertical, welding of two nos of 12mm ms rod 200mm length to bottom for anchorage painted with one coat of red oxide primer and two coats of synthetic enamel paint for the exposed surface of angle above gl and two coats of bituminous paint to embedded portion ( 0.60m ) , weight of each picket not less than 22.10kg 1.04 mild steel flat iron 40 x 6mm, 2.4m long incl drilling holes for fencing and one coat of red oxide primer and two coats of synthetic enamel paint isi marked 1.05 mild steel round bars 10mm dia and over including one coat of red oxide primer and two coats of synthetic enamel paint 1.06 galvanised mild steel chain link fence fabric 2.4m wide, mesh size 100mm x 100mm ( + / - 4mm ) of 4.00mm nominal diameter of wire conforming to is : 4826. 1.07 mild steel rolled angle iron section 65 x 65 x 6mm fencing strut 2.90mtr long conforming to is : 2062-1984 including drilling holes for fencing, fabrication of 0.75m long for swan neck on top at 45° to vertical, welding of two nos of 12mm ms rod 200mm length to bottom for anchorage painted with one coat of red oxide primer and two coats of synthetic enamel paint for the exposed surface of angle above gl and two coats of bituminous paint to embedded portion ( 0.60m ) , weight of each picket not less than 17.17kg 1.08 mild steel machine made 12mm dia and 50mm long bolts with hexagonal head at one end and screwed on the other end, fitted with nut and washer. 1.09 galvanised steel two strand barbed wire 2.24mm dia of wire, 2 mm dia barbs at 75 mm spacing confirming to is:278 of 1978 1.10 gi binding wire 1.20mm dia