bids are invited for construction materials, superstructure of combined toilet bathroom under job no 2565 as per specification, drawing and store list , b and r items as per store list , e and m items as per store list , earthing plate 600 x 600 x 6 mm galvanised steel suitable for gi strip fittings, drilled with 2 nos holes for 6 mm dia near one side , testing point terminal block make of gun metal and phosphorus bronze size 75 x 75 x 25 mm drilled and screwed including 3 nos 8 mm dia 25 mm long hexagonal head screw , ci earth pit cover of size 300 x 300 x 6 mm with angle iron of size 20x20mm, 3 mm thick with ms frame , funnel fitted with 20 mm diameter gi pipe 1.5 m long. pipe make-jindal,tata,kalinga , gi wire 4 mm diameter for earthing , charcoal , salt normal total quantity : 77