Annual Rate Contract for Construction and commissioning of 200 mm, 150 mm dia Tube well with submersible pump sets etc. complete work in all types of strata including defect liability period of 2 years at various villages of PHED Division Chhabra, DI

Construction of Tube Well up to 100 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soils & over burden including lowering of casing pipes, (if required) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe. (item no. 2.4)

Nominal bore 150 mm dia.

Nominal bore 200 mm dia.

Add 15% extra on above item (Item No 2 to 3) for drilling depth beyond 100 mtr and up to 200 mtr from ground level, rate shall be applicable for only extra depth beyond 100 mtr and up to 200 mtr.

Add 30% extra on above item (Item No 2 to 3) for drilling depth beyond 200 mtr and from ground level, rate shall be applicable for only extra depth beyond 200 mtr .

Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date of following sizes (item no.2.11)

150 mm dia NB(Thickness of pipe 5.0 mm & mass of tube 20.13 Kg/m)

200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m)

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985.

150 mm dia nominal bore of 4.8 mm thickness