bids are invited for cement bag 43 grade opc in polythene bags weighing 50 kgs , sand coarse , hard core of broken stone aggregate of size 45 to 63 mm , crushed stone aggregate 20 mm graded , pre cast acc blocks type c1 1 ratio 3 ratio 6 using 20 mm aggregate of size 0 point 40 x 0 point 20 x 0 point 20 mtr , 5mm thick ms sheet , angle iron 65 x 65 x 6 mm , frp tanks 2 x 6000 ltrs capacity for each asset rotational moulded frp underground water storage tank , columns square hollow steel shs sections of size 80mm x 80mm x 4mm and 2800 mm long , trusses including gable end trusses shall be provided using rectangular hollow sections rhs of size 50mm x 25mm x 4mm and 2400mm long , purlins rectangular hollow steel rhs section of 50mm x 25mm x 4mm and 6800 mm long purlins provided on the trusses , side bracings 03 nos of side bracing shall be made using rectangular hollow steel section of size 60 x 40 x 3mm and 3400 mm long as a horizontal support , roof sheet 0 point 60 mm thick pre painted galvalume roof sheet in approved colour should be provided for roof and to cover one side of temp shed , ms sheet of 5 mm thick to cover surface of tank and making 1m x 1m opening cover of ug frp water tank , angle iron of size 65 x 65 x 6mm for making a frame for fixing of ms cover on the ug tank and opening of ug frp water tank and horizontal beam support to ms plate , ms handle of size 450 long and 50 mm thick 4 nos per cover welded with the ms sheet for opening of tank cover , ms hinges should be provided and fixed with ms sheet and angle iron frame , self tapping screw 4 inch , self tapping screw 3 inch , pan motor tasala 18 inch dia , showel with wooden handle , wire mess for seving sand 8 x 5 feet , trowels as per isi mark , water level pipe 4mm and 15 mtr long , sprit level , plum bob steel , nylon mason thread 100 mtr long , measuring tape 05 mtr retractable grade ai 16 , safety helmet , gum boot , hand gloves rubber , drilling machine portable , steel cutter circular saw , cutting blade 4 feet steel , cutting blade 14 feet steel , hexa blade 350 mm long isi 1st quality , axes picks 03 kg head with handle , welding rod , welding goggles , welding gloves