Drilling 300 dia. up to 300 meters deep tube wells by DR / RR drilling rig at various villages of talukas of Bhachau Works Division (Group C) of Kachchh district including supply of RCC Blank and strainer pipes and various type of required bore materials

Qty Description of Item Rate Unit Amount

Item No. 1: Pilot Drilling:

Drilling 250/300 mm dia. pilot bore at village site in all

strata by mud flush direct rotary rig / reverse rotary rig

by using betonies powder (From 0 to up to 300 meters

Item No. 1(B): Reaming & Lowering Etc.:

A) Reaming of 250 mm dia bore hole to following size of

bore including Assembling, jointing, clamping, lowering

RCC, housing, casing, strainer pipes and other assembly

items with black crrushmetal packing and clay packing

etc. complete i) 600 mm dia bore hole from 0.0 mtr to

suggested depth.

Item No. 2: crush metal:

Providing selected black crush metal of 10 mm to 20 mm

Item No. 3: Cement:

5 Providing of Cement 6302 MT

1 (A) Cement sealing 13273 Job

1 (B) Cement Grouting/ Bottom Ceiling 6661 Job

(A) Lowering and removing of 100 mm dia drop line and

32 mm dia air line for development of each water bearing

zone come across upto the full depth of deep tube well of

size 300 mm dia RCC tube wells having depth ABOVE

186 mtr depth. The job is for complete period of

(B) Lowering and removing of 100 mm dia drop line and

32 mm dia air line for development of each water bearing

zone come across upto the full depth of deep tube well of

size 300 mm dia RCC tube wells having depth

BELLOW and upto 186 mtr depth. The job is for

complete period of development.

Item No. 6: Air compressor:

16 Air compressor 400 CFM / 100 PSI upto specified depth 16314 Job

Item No. 7: Clay Balls:

13 Providing & supplying clay balls 751 CMT

Item No. 8: RCC casing pipe and strainer pipes:

(A) Supply of 300 mm dia RCC plain pipes used in

drilling of RCC Tube wells

(B) Supply of 300 mm dia RCC Slotted (Strainer) pipes

used in drilling of RCC Tube wells

Item No. 9: Bore Material:

Providing & supplying suitable size of bore plug, RCC

pipe clamp, Nut Bolts, Bottom lowering plate.

Item No. 10: M S Clamp

Providing M S Clamp made from MS plate with three

holes on either side with nuts & bolts of Std. make and

suitable size. 450 mm X 65 mm X 10 mm for suitable for

90/110 mm HDPE pipe.

ITEM -11 :- Lowering of 3 phase submersible motor

pump set with HDPE pipe and cable into bore well

with necessary fitting accessories by means of

mechanised derrick / chanin pulley / fixtures and

jointing the cable with fuse unit /control panel board

including satisfactory testing.

6 Up to 90 mtr. 1800 Job

12 Above 90 mtr & up to 150 mtrs. 2000 Job

35 Above 150 mtr & upto 300 mtrs. 2300 Job

ITEM -12 :-Lifting of 3 phase submersible motor

pump set with HDPE pipe and cable into bore well

with necessary fitting accessories by means of

mechanised derrick / chanin pulley / fixtures and

jointing the cable with fuse unit /control panel board

including satisfactory testing.

2 Up to 90 mtr. 1800 Job

4 Above 90 mtr & up to 150 mtrs. 2000 Job

10 Above 150 mtr & upto 300 mtrs. 2300 Job

Hiring of Hydra/Crane/JCB with Driver (8 Working

Hours in Day) 12 tonne

Supply of unskilled labour for loading,unloading of

various heavy store material from store to vahicles incl.

cleaning and stacking of materials at as well as on site as

per instuctons of EIC.