Drilling 200 and 250 mm dia. up to 300 meters Total 37 numbers deep tube wells by DR RR drilling rig at various villages in Kalol Gandhinagar Talukas Group D of Gandhinagar district including supply of various type of MS bore materials

Name of Work: Drilling 200 and 250 mm dia. up to 300 meters (Total 37 numbers) deep

tube wells by DR / RR drilling rig at various villages in Kalol & Gandhinagar Talukas

(Group D) of Gandhinagar district including supply of various type of MS bore materials.

Sr. Particulars Qty Rate Unit Place of

1 200 and 250 mm dia. As per Pipe Free of Cost RMT Departmental

M S ERW blank pipe Assembly stores at vavol

2 200 and 250 mm dia. ----- do ---- ----- do ---- RMT Gandhinagar

slotted / “V” screen

3 Three Phase On As and FOC Set

Submersible pump sets

4 Control panel board of When No.

various type & required basis

5 G. I. Column pipes & in required Meter

6 Flat PVC submersible quantities Meter

cable etc. of various

sizes & capacities.

Signature of Contractor Executive Engineer

D R Group D (Up to 300 Meter Depth) Page

Gujarat Water Supply & Sewerage Board

Public Health Mechanical Division, Ahmedabad

Public Health Mechanical Division, Ahmedabad.

Name of work : Drilling of 200 & 250 mm dia. Tube well up to 200/300 Mtr depth by

D.R./R.R drilling rig in 37 different villages of Kalol & Gandhinagar Taluka in

Gandhinagar District

No Qty. Item Rate Unit Amount

Item No. 1 Pilot Drilling

Drilling 250/300 mm. Dia. Pilot bore at

1 above village site in all strata by mud

flush direct rotary rig/ Reverse rotary

rig by using bentonite powder.

Item No. 2 Reaming & Lowering

(A) Reaming of 250/300 mm. Dia

bore hole to following bore hole to

450 mm dia bore hole including

6480 assembling, jointing, lowering of 262.00 Rmt.

housing casing strainer pipes and

other assemble items with gravel

2 packing and clay ball packing etc.

(B) Reaming of 250/300 mm. Dia bore

hole to following bore hole to

mm dia bore hole including

4930 assembling, jointing, lowering of 346.00 Rmt.

housing casing strainer pipes and

other assemble items with gravel

packing and clay ball packing etc.

(C) Reaming of 250/300 mm. Dia bore

hole to following bore hole to

mm dia bore hole including

1185 assembling, jointing, lowering of 481.00 Rmt.

housing casing strainer pipes and

other assemble items with gravel

packing and clay ball packing etc.

D R Group D (Up to 300 Meter Depth) Page

Item No. 3 Clay Balls

3 Supply of clay balls having size of

Item No. 4 Gravels

4 Supply of gravel of selected size 4mm

Item No. 5 Cement

13 Supply of Cement 6302.00

Item No. 6 Cement Sealing

13 (a) Cement sealing 13273.00 Job

Item No. 7 Lowering of Drop line

(B) Lowering of 100mm dia drop line

and 32 mm dia Air line in the Drop line

7 to develop each water bearing zone

37 came across upto the depth of tube well 26922.00 Job

(size 200/250/300mm dia depth above

186 mt.) for development of tubewell

by Air Compressor

Item No. 8 Air Compressor

(B) 900 CFM/200 PSI (above the depth

of 120 Mt.). The Air compressor

should run minimum for six hrs or upto

availability of sand free discharge .

(C)1100 CFM/300 PSI (above the

depth of 200 Mt. & up to 300 Mt.).

43 The Air compressor should run 34662.00 LS

minimum for six hrs or upto availability

of sand free discharge .

Item No. 9 Bore Clamp

(A) Clamps made from MS plate with

9 holes on either side with nuts & bolts of

24 standard make & suitable to 200 mm 1627.71 Pair

dia. pipe. Size: 750 mm x 75 mm x

D R Group D (Up to 300 Meter Depth) Page

(B) Clamps made from MS plate with

holes on either side with nuts & bolts of

13 standard make & suitable to 250 mm 2017.73 Pair

dia. pipe. Size: 900 mm x 100 mm x

Item No. 10 M. S. Bore Plug

(A) Bore plug having 100 mm height

made from MS plate with 3 holes at

equal distance on circumference for nut

bolts type locking arrangement with nut

bolts & lock nuts of standard make etc.

complete. (a) For 200 mm ERW Pipes.

(Thickness of plate is minimum

10 mm. for top also)

(B) Bore plug having 100 mm height

made from MS plate with 3 holes at

equal distance on circumference for nut

bolts type locking arrangement with nut

bolts & lock nuts of standard make etc.

complete.(a) For 250 mm ERW Pipes.

(Thickness of plate is minimum

mm. for top also)

Item No. 11M. S. Bail Plug

(A) MS bail plug having length of

metre length made from medium class

pipe as per ISS. Suitable for 200 mm

(B) MS bail plug having length of

metre length made from medium class

pipe as per ISS. Suitable for 250 mm

Item No. 12 Steel Bent Plates

(A) Steel bent plates suitable to 200 mm

3640 dia size pipes -size 150 mm x 150 mm 66.59 No

(B) Steel bent plates suitable to 250 mm

2567 dia size pipes -size 200 mm x 150 mm 90.80 No

Item No. 13 Sealing of Existing

D R Group D (Up to 300 Meter Depth) Page

Sealing of existing tubewell by sticky

clay as per requirement.

Item No. 14 M. S. Cabin

Supply, installation, testing and

commissioning of fabricated M S

structure cabin of size 1.5 X 1.5 X

2.13 meters made from M S square

pipes of size 65 mm, 50 mm & 25 mm

including inside Bakelite sheet 3.5 mm

thick sheet, outside 20 gauge M S sheet

14 for side wall, for roof side Bakelite sheet

30 3.5 mm thick sheet, outside 24 gauge GI 69930 No

sheet with 15 mm plywood sandwich

fitting & flooring with 19 mm water

proof plywood sheet with shock proof

rubber mating including painting of two

coat colour enamel with door locking,

handle arrangement including provision

of proper air ventilation as per detailed

specifications & drawing.

Item No. 15 M. S. Clamps

Providing & fitting of clamps made

from M S plate with 03 holes on either

15 side with nuts & bolts of standard make

and suitable length of size 450 mm X

mm X 10 mm flat suitable to 65/80 mm

Item No. 17 M. S. Bore Plate

Providing & fitting of bore plate made

16 from 6 mm thick M S plate suitable for

above 200 mm & up to 300 mm dia

Item No. 18 M. S. Flanges

Supply & installation of M S heavy duty

17 flange of 80 mm dia. size including

providing jointing material with

required nut bolts & nuts etc. complete.

Item No. 19 M. S. Bend

18 Supply & installation of M S heavy duty

90 bend of 80 mm dia. size.

D R Group D (Up to 300 Meter Depth) Page

Item No. 20 GI Coupling

Supply & installation of GI heavy duty

19 coupling of required thickness & length

suitable for following size: 8 mm thick

and 125 mm long for 80 mm

Item No. 21 Switch Fuse Unit

SITC of Approved make Four Pole LT

Heavy Duty Switch Disconnector Fuse

Unit Cubical type for panel mounting

20 complete with operating mechanism

suitable to operate on 415V A.C. With

HRC fuses of suitable load confirming

to IS. 13947 (Part I & III). of following

capacities 200 Amp Cat.II

Item No. 22 ELCB/RCCB

Supply, installation, testing &

commissioning approved make ELCB /

RCCB conforming to IS 12640 and

having sensitivity of 30 mA and short

21 circuit withstand capacity of 10 KA and

13 suitable for operation on three phase and 4271.1864 No.

neutral 415 V having characteristic of

quick action and tripping with all

advance features and do not

incoroporate any electronic component

for 100 Amps FP Cat III

Item No. 23 Sub Pump Installation

Lowering of submersible motor pump

set at the depth of following ,complete

with required. Nos. and size of casing

22 pipes erected by means of proper chain

pulley block & pipe wrenches after

checking of threads of each pipe with

coupling to take the load of the pump set

and pipe assembly filled up with water

13 150 Mtr. to 300 Mtr. 2800 Job

23 Item No. 25 Earthing

D R Group D (Up to 300 Meter Depth) Page

Providing & fitting pipe type earthing

having 150 cm long and 25 mm dia GI

pipe with coupling & buch burried in

specially prepared earth pit complete

with necessary 8 SWG GI earth wire

inclduing using charcoal / coke and salt

in required quantity & Extra for

excavation in semi hard rock by dry and

wet blasting and chiselling for pipe type

Item No. 26 Supply of SLV

Supply of ISI mark C I double flanged

25 hand wheel / cap operated sluice valve

13 (PD type short body) confirming to IS 2652 Nos

14846 of PN 1.0 of 80 mm dia. size as

per detailed specifications

Item No. 27 SLV ITC

Installation, testing & commissioning of

valves: Installation of C double flanged

26 sluice reflux valve of following size in

13 required position including providing 400 Nos

jointing material with required nut bolts

& giving satisfactory hydraulic testing

Item No. 28 Supply of Reflux Valve

Supply of ISI mark C I double flanged

27 reflux valve confirming to IS 5312 of

PN 1.0 of following size as per detailed

specifications. Size : 80 mm

Item No. 29 Reflux Valve ITC

Installation, testing & commissioning of

valves: Installation of C double flanged

28 sluice reflux valve of following size in

13 required position including providing 400 Nos

jointing material with required nut bolts

& giving satisfactory hydraulic testing

31 Item No. 32 G.I. Top & Bottom Set

D R Group D (Up to 300 Meter Depth) Page

Supply & installation of G I top &

bottom set made from M S pipe 15"

13 long, threaded at both ends (11 TPI on 1291.72 Set

one end & 8 TPI on other) with coupling

duly welded of size 80 mm

In Words Rs. One Crore Ninty Two Lakh Thirty Nine Thousand

Five Hundred Twenty One 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 1,92,39,521.00 Estimated Cost

Less % Deduct Rs. Above % Add Rs.

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

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

Signature of Contractor Executive Engineer

D R Group D (Up to 300 Meter Depth) Page