Drilling 200 and 250 mm dia up to 300 meters Total 12 numbers deep tube wells by DR RR drilling rig at various villages in Vadgam Palanpur Dhanera Dantiwada talukas Group A of Banaskantha district including supply of various type of MS bore materials slotting work of MS ERW pipes

Name of Work: Drilling of 200 and 250 mm dia. tube wells up to/Above 300 meters

depth by D R / R R drilling rig in 12 different villages of Vadgam, Palanpur, Dhanera

& Dantiwada talukas (Group A ) of Banaskantha of Gujarat state.

Qty Description of Item Rate Unit Amount

Item No. 1: Pilot Drilling:

3600 Drilling 250 / 300 mm dia. pilot bore at village site 701.00 RMT

in all strata by mud flush direct rotary rig / reverse

rotary rig by using bentonite powder (From 0 to up

to 300 meters depth).

Item No. 2: Reaming & Lowering Etc.:

3600 (A) Reaming of 250 / 300 mm dia. bore hole to 450 325.00 RMT

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 depth).

1500 (B) Reaming of 250 / 300 mm dia. bore hole to 550 431.00 RMT

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 depth).

300 (C) Reaming of 250 / 300 mm dia. bore hole to 593.00 RMT

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 depth).

Item No. 3: Clay Balls:

130 Supply of clay balls having size of 25 mm to 50 751.00 CMT

Item No. 4: Gravels:

572 Supply of gravel of selected size 4 mm to 10 mm. 2029.00 CMT

Item No. 5: Cement:

5 Supply of cement. 6302.00 MT

Item No. 6: Cement Sealing:

5 Cement sealing by using air line and through mud 13273.00 JOB

Item No. 7: Bottom Cement Sealing:

2 Bottom cement sealing job 6661.00 JOB

Item No. 8: Drop & Air Line:

1800 (A) Lowering of 100 mm dia. drop line and 32 mm 143.00 RMT

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 up

to 186 meters for development of tube well by air

9 (B) Lowering of 100 mm dia. drop line and 32 mm 26691.00 LS

dia. air line in the drop line to develop each water Job

bearing zone coming across the depth of tube well

of size 200 / 250 mm dia. and depth above

meters for development of tube well by

air compressor.

Item No. 9: Air Compressor:

3 (A) Running of air compressor of 600 CFM / 150 22205.00 Job

PSI capacity (For 200 mm / 250 mm dia. bore up

to depth of 120 Meter) for zone wise development

by drop line and air line method for minimum six

hours or up to availability of sand

free discharge.

7 (B) Running of air compressor of 900 CFM / 200 27330.00 Job

PSI capacity (For 200 mm / 250 mm dia. bore

above 120 meters and up to 200 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.

9 (C) Running of air compressor of 1100 CFM / 34662.00 Job

300 PSI capacity (For 200 mm / 250 mm dia. bore

above 200 meters and up to 300 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:

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

either side with nuts & bolts of standard make &

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

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

either side with nuts & bolts of standard make &

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

Item No. 11: Bore Plug:

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

S plate of minimum 05 mm thickness with 3 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.

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

S plate of minimum 05 mm thickness with 3 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:

12 (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.

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

length made from medium class pipe as per IS for

suitable for 250 mm dia.

Item No. 13: Bent Plates:

1764 (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.

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

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

Item No. 14: Slotting:

0 (A) Slotting of M S ERW pipes with minimum 0.22 Slot

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

1244160 (B) Slotting of M S ERW pipes with minimum 0.23 Slot

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

486000 (C) Slotting of M S ERW pipes with minimum 0.24 Slot

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

648000 (D) Slotting of M S ERW pipes with minimum 0.26 Slot

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

Item No. 15: Sealing of Existing Tube Well:

1000 Sealing of existing tube well by sticky clay as per 99.00 RMT

In Words Rs. Seventy-Eight Lakh Sixty-Nine Thousand Four Hundred Fifty Only.