Mining, Minerals & Quarrying Tender Results

construction of tubewell up to 100 mtr depth in all type of rocks by dth systen and overburden to accommodate casing pipe of following sizes in all types of soils and overburdenincluding lowering of casig pipe,(if required) excluding cost of casing pipe as per is:2800 part1:1991 and is:2800 part2 1979 and tchnical specification. the work would be completed after obtaining sand free water. the tube well should have a throughout bore as per naminal bore of casing pipe nominal bore 200 dia

Construction of tube-well from ground levels and upto 100 Meter depth to accommodate housing and assembly pipe in all types of alluvium strata unconsolidated formation such as pebbles, boulders etc. by percussion/rotary drilling method as per IS:2800 Part 1:1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications for removal of overburden. The work includes the cost of lowering of casing pipe, but excludes the cost of casing pipe. Nominal bore 250 mm dia