Drilling of 200 mm dia. X 350 Mtr. deep bore by DTH Rig in Rocky Formation including providing and fitting of 250 mm Ø PVC casing pipe etc. Complete at various villages of Rajkot Dist.

Name of Estimate for drilling of 200 mm dia X350 Mtr deep bore by D T H Rig &

work :- Supplied 250 MM Dia PVC casing pipe etc Complete at various Villages of

Rajkot District.

QTY UNIT ITEM RATE PER AMOUNT

Drilling of 315 mm dia bore in overburden strata &

lowering of 250 mm dia PVC Casting Pipe up to

Required Length and Further Drilling of 200 mm

14500 Mtr. dia Bore in all Types of Rocky Strata, Soft Rock & 485.00 Mtr.

Hard Rock by DTH Rig and Fixing the Bore Plug

Providing & Supplying in Standard length ISI

mark Rigid PVC pipe coupler joint type 250 mm

dia PVC Casing Pipe ( 6.0 KG/Cm2) including

524 Mtr. all local and central Taxies ,Transporation, 1035 Mtr.

freight chargeses. etc complete.

Price Difference

Z =bill amount of the particular bore

W= Weightage of the Diesel i.e. 52%

D1 = Rate of Diesel at the time of pin-point

D2 = Star Diesel Rate shall be taken at the

time of uploading of tender

Signature of Contractor. Executive Engineer

P. H. Mechanical Division, Rajkot.

200mm DTH Bore DTP 2026-27 (350mm) - Revised.doc4