Construction of 01 No. 200 mm ND Casing ODEX/DTH Production Well at PTS Manigam.

Amount

Boring/Drilling bore well of required dia and simultaneous lowering of casing/strainer pipe, DTH/ODEX method prescribed in IS 2800 (Part 1), by fixing case drive shoe, preparing and submitting strata chart/bore log, including hire and running charges of all equipment, tools, plants, and machineries required for the job, all complete as per direction of Engineer-in-Charge up to 110 m depth below ground level. All kinds of soil (Daimtere of casing/strainer pipe of 200 mm).

Boring/drilling bore well of required dia for casing / strainer pipe by suitable method prescribed in IS 2800 (part I), including collecting samples from different strata preparing and submitting strat chart/bore log including hire and running charges of all equipement tools plants and machineries required for the job, all complete as per direction of Engineer-in-charge from 110 m upto 170 m depth below ground level . All kinds of soil (Daimtere of casing/strainer pipe of 200 mm).

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel plain ended casing pipes which shall be beveled at both ends of 200mm nominal dia having minimum thickness not less than 6.4mm as per IS: 4270:2001 third revision. The tubes shall be externally coated with a bituminous solution or any other protective anti-corrosion coating. It shall not impart a taste to the water. The job shall include hire & labour charges, fitting, and accessories, all complete for all depths, as per direction of Engineer-in-Charge. (The length of casing pipe may increase or decrease at the time of execution of work as per the approved casing Diagram)

Development to tube well in accordance with IS: 2800 (Part-1) to establish maximum rate of usable water yield without sand content (beyond permissible limit) with required capacity air compressor running for the required time till well is fully developed measuring yield of well by “V” notch method or any other approved method measuring static level and drawdown, step by step drawdown method, collecting water sample & getting tested in approved laboratory I/C disinfection of tube well all complete including, required hire and labour charges of air compressor tools and accessories, all as per direction of Engineer-in-Charge.

Cost on account of hiring charges of hydrogeologist by firm for ground water feasibility survey and furnishing of geologist report to the department. The job also includes resistivity test by latest equipment for identifying site and subsequently furnishing of report to the department before execution of work.

M/S NEW DAR WATER STAR (BID ID -2407772)