Details: tubewell work construction of tube well from ground level and up to 100 mtr depth and above to accommodate housing assembly pipe in all type of unconsolidated formation such as pebbles, boulders, collapsible formation etc. by odex drilling method as per is:2800 part 1: 1991 and is:2800 part ii: 1979 (both amended upto date) and technical specifications. the work will include lowering of housing and strainer pipe assembly and casing shoe incuding cost of casing shoe, but excluding cost of the casing pipe. the work would be completed after obtaining sand free water. nominal bore 200mm dia add 15% extra on above item (item no 2.02) for drilling depth beyond 100 mtr, rate shall be applicable for only extra depth beyond 100 mtr construction of tube well after completion of drilling by rotary /percussion method & upto 100 mtr. depth in all type of rocks by dth system as per is:2800 part 1: 1991 and is:2800 part ii: 1979 (both amended upto date) and technical specifications. the work
Sector: Water supply and Sewerage