tender for estimate for special repairs to water supply scheme at khubgaon tah-arvi dist-wardha ( repairs to rising main) , repairs to rising main at khubgaon , excavation for foundation / pipe trenches in earth, soil of all types, sand, gravel and soft murum including removing excavated material upto 50meter distance including all , excavation for foundation / pipe trenches in hard murum and boulders, wbm road including removing excavated material upto 50meter distance including all , excavation for foundation / pipe trenches in soft rock and old cement and lime masonary foundation asphalt road including removing excavated material upto 50meter distance including all , providing and supplying standard lenghs polyethelene pipes conferming is 4984/14151/12786/13488 with necessory joining material ( 110mm hdpe 6kg/sqm) , labour charges for lowering, laying and joining hdpe / mdpe pipe in proper position including all etc complete , labour charges for filling plinth and floor / trenches with approved excavated material including watering and compaction etc complete , providing air valve single ball flanged / screwed type pn-1 32mm , providing and fixing in position air valve shaft including all necessory finting 200 to 400mm , 125mm gi pipe medium , labour charges for lowering, laying and joining gi pipe and specials 125 mm gi pipe medium , 20mm crusher metal , cement ultratech, birla, ambuja, dalmiya 50 kg bag