Details: drilling of 500mm dia bore with reverse rotary rig in all kinds of soil including the cost of consumable sores, fuel, oil and transportation of rig to the site. complete in all respects. (rate of drilling 500mm dia is taking average only for estimation purpose.) drilling of 500mm dia bore with reverse rotary rig upto 150m depth bgl. drilling of 500mm dia bore with reverse rotary rig upto 150m depth up to 160 mtr. supplying & lowering ms pipe as per is 4270-2001 including ms sockets having dimensions as per is code duly welded with ms electrode to have extra strenght to lower the pipe into tubewell bore. 200mm nominal diameter o/d 6.40 mm thickness 150mm nominal diameter o/d 5.40 mm thickness supplying, lowering of stainless steel cage type wire wound screen as per is:8110-2000 or latest with ss socket to connect strainer to strainer duly welded with suitable grade s.s welding electrode to lower the strainer into tubewell bore 150mm i/d 5.00mm thickness (slot size 0.75) supplying, low
Sector: Water supply and Sewerage