bids are invited for 1 - constr mtrl.ordinary portland cement ( opc ) 43 gradein 50 kg each.make : ambuja / birla / l&t / jk / cci , 2 - sand fine , 3 - stone aggregate graded 20 mm , 4 - stone aggregate graded 40 mm , 5 - stone boulders 3- 4 , 6 - precast cement concrete block of size 230 x 100 x 75mm , 7 - tmt bar 8mm diamake- tata / sail / kamdhenu ) , 8 - tmt bar 10mm dia make- tata / sail / kamdhenu ) , 9 - tmt bar 16mm dia make- tata / sail / kamdhenu ) , 10 - pvc strips of size 38mmx3mm , 11 - lime make : tata , 12 - earthing items. ( a ) gi plate 600mm x 600mm, 6mm thick for earthing, drilled for and provided with 2 nos holes of 10mm dia 25mm long near one edge of plate. - 01 nos. ( b ) common salt commercial - 25 kgs. ( c ) charcoal for earthing pit - 25 kgs. ( d ) gi wire 4mm dia - 4 kgs. ( e ) earth pit cover 5mm thick ( 300 x 300mm size ) hinged to ci frame. - 01 nos. ( f ) funnel of pgi sheet with 4 dia at top and 40mm dia at bottom fitted with wire mesh at bottom for earthing pit. - 01 nos. ( g ) rawl plug 35mm ( pkt of 100 nos ) - 0.50 pkt. ( h ) wood screw 1 1 / 2 ( pkt of 100 nos ) - 0.50 pkts. ( j ) gi pipe 20mm dia 1.80 mtr long light grade isi marked.make :jindal / tata / swastik ) - 01 nos. ( k ) gi pipe 50mm dia 1.80 mtr long light grade isi marked.make :jindal / tata / swastik ) - 01 nos. total quantity : 1