Drilling of 200mm 250mm dia tube wells up to or above 300 meters Total 09 Numbers depth by DR RR drilling rig in different villages of Vav Tharad Suigam Rah Dharnidhar talukas GROUP E in Vav Tharad District including supply of various type of MS bore materials & slotting work of MS ERW pipes

Name of Work: Drilling of 200mm/250mm dia tube wells up to or above 300 meters

depth by DR/RR drilling rig in different villages of Vav, Tharad, Suigam, Rah,

Dharnidhar taluka (GROUP E) in Vav-Tharad District of Gujarat state.

Qty Description of Item Rate Unit Amount

Item No. 1: Pilot Drilling:

2850 Drilling 250 / 300 mm dia. pilot bore at village 642.00 Mtr

site in all strata by mud flush direct rotary rig /

reverse rotary rig by using bentonite powder.

Item No. 2: Reaming & Lowering Etc.:

2100 (A)Reaming of 250 / 300 mm dia. bore hole 296.00 Mtr

to 450 mm dia. bore hole including

assembling, jointing, lowering of housing

casing, strainer / screen pipes and other

assembly items with gravel packing and clay

ball packing etc. (From 0 to up to 300 meters

2400 (B)Reaming of 250 / 300 mm dia. bore hole 390.00 Mtr

to 550 mm dia. bore hole including

assembling, jointing, lowering of housing

casing, strainer / screen pipes and other

assembly items with gravel packing and clay

ball packing etc. (From 0 to up to 300 meters

700 (C )Reaming of 250 / 300 mm dia. bore hole 542.00 Mtr

to 600 mm dia. bore hole including

assembling, jointing, lowering of housing

casing, strainer / screen pipes and other

assembly items with gravel packing and clay

ball packing etc. (From 0 to up to 300 meters

Item No. 3: Clay Balls:

450 Supply of clay balls having size of 25 mm to 751.00 CMT

Item No. 4: Gravels:

250 Supply of gravel of selected size 4 mm to 10 2029.00 CMT

Item No. 5: Cement:

15 Supply of cement. 6302.00 MT

Item No. 6: Cement Sealing:

9 Cement sealing by using airline and through 13273.00 Job

Item No. 7: Bottom Cement Sealing:

0 Bottom Cement Sealing Job 6661.00 Job

Item No. 8: Drop & Air Line:

9 Lowering of 100 mm dia. drop line and 32 mm 27777.00 Job

dia. air line in the drop line to develop each

water bearing zone coming across the depth of

tube well of size 200 / 250 mm dia and depth

above 186 meters for development of tubewell

by air compressor.

Item No. 9: Air Compressor:

2 Running of air compressor of 900 CFM / 200 27330.00 Job

PSI capacity (For 200 mm / 250 mm dia bore

up to 250 meters depth) for zone wise

development by drop line and air line method

for minimum six hours or up to availability of

sand free discharge.

11 Running of air compressor of 1100 CFM / 300 34662.00 Job

PSI capacity (For 200 mm / 250 mm dia bore

above 250 meters depth) for zone wise

development by drop line and air line method for

minimum six hours or up to availability of sand

free discharge.

Item No. 10: Bore Clamps:

9 (A) Clamps made from M S plate with 3 holes 1627.71 Pair

on either side with nuts & bolts of standard make

& suitable to 200 mm dia. pipe of size 750 mm

3 (B) Clamps made from M S plate with 3 holes 2017.73 Pair

on either side with nuts & bolts of standard make

& suitable to 250 mm dia. pipe of size 900 mm

Item No. 11: Bore Plug:

9 (A) Bore plug having 100 mm height made from 774.82 No.

M S plate of minimum 05 mm thickness with

holes at equal distance on circumference for nut

bolts type locking arrangement with nut bolts &

lock nuts of standard make etc. complete for

mm dia. M S ERW pipes.

3 (B) Bore plug having 100 mm height made from 1150.12 No.

M S plate of minimum 05 mm thickness with

holes at equal distance on circumference for nut

bolts type locking arrangement with nut bolts &

lock nuts of standard make etc. complete for

mm dia. M S ERW pipes.

Item No. 12: Bail Plug:

9 (A) M S bail plug having length of 0.45 meter 842.61 No.

made from medium class pipe as per IS suitable

for 200 mm dia.

3 (B) M S bail plug having length of 0.45 meter 1054.48 No.

made from medium class pipe as per IS suitable

for 250 mm dia.

Item No. 13: Bent Plates:

1400 (A) Steel bent plates suitable to 200 mm dia M S 66.59 No.

pipe of size 150 mm x 150 mm x 6 mm.

550 (B) Steel bent plates suitable to 250 mm dia M S 90.80 No.

pipe of size 200 mm x 150 mm x 6 mm.

Item No. 14: Slotting:

124416 (A) Slotting of M S ERW pipes with minimum 0.2200 Slot

size of slot 6.75 cm x 6.35 cm x 3.12 mm of

622080 (B) Slotting of M S ERW pipes with minimum 0.2300 Slot

size of slot 6.75 cm x 6.35 cm x 1.59 mm of

155520 (C) Slotting of M S ERW pipes with minimum 0.2400 Slot

size of slot 6.75 cm x 6.35 cm x 3.12 mm of

345600 (D) Slotting of M S ERW pipes with minimum 0.2600 Slot

size of slot 6.75 cm x 6.35 cm x 1.59 mm of

Item No. 15: Sealing of Existing Tube Well:

2700 Sealing of existing tube well by sticky clay as 99.00 Mtr

per requirement.

In Words Rs. Sixty-Two Lac Sixty-One Thousand Seven Hundred Ninety-Two Only.

I / We am / are willing to carry out the work at % (in Figures) (in Words) Above / Below the

tendered estimated rates mentioned above. (Strike out below whichever is not applicable).

OFFER FOR BELOW: OFFER FOR ABOVE:

Estimated Cost Rs. 62,61,792.00 Estimated Cost Rs.

Less% Deduct Rs. Above% Add Rs.

Net Amount (Figures) Rs. Net Amount (Figures) Rs. .

Net Amount (In Words) Rs. Net Amount (In Words) Rs.