Details: drilling of 500mm dia bore with reverse rotatry rig in all kinds of soil including the cost of consumable stores, fuel oil and transportation of rig to the site. complete in all respect. drilling of 500mm dia bore with reverse rotatry rig upto 150 m depth bgl. drilling of 500mm dia bore with reverse rotatry rig beyond 150 m depth bgl up to 300 mtr supplying, lowering of ms pipe as per is:4270-2001 including ms sockets having dimensions as per is code duly welded with ms electrode to have extra strength to lower the pipe into tubewell bore. 200mm nominal diameter (weight 33.6 kg per metre) 6.4mm thickness supplying, fixing & lowering of stainless steel cage type wire wound screen as per is:8110-2000 or latest isi marked duly welded with suitable grade s.s welding electrode.to lower the strainer into tubewell bore. 200mm steel strainer (slot size 0.75mm) 6.30 mm thickness supplying & fixing of bail plug of m.s pipe complete with inverted u-hook attched to the bottom plug complete in all
Sector: Water supply and Sewerage