DRILLING OF BORE & INSTALLATION OF SUBMERSIBLE PUMP MOTOR SET IN KARNET FILTER PLANT AT DABHOI (2 NO) UNDER VYAVSAY VERA GRANT (SECOND ATTEMPT)

NAME OF WORK : DRILLING OF BORE & INSTALLATION OF SUBMERSIBLE PUMP MOTOR SET IN KARNET

FILTER PLANT AT DABHOI (2 NO) UNDER VYAVSAY VERA GRANT (SECOND ATTEMPT)

Item Description Qty. Unit Tender Amount

1 Drilling of 250/300 mm dia pilot bore hole up to 180.00 Mts 1136.34

required depth as suggested by Hydrologist in all

strata by mud flush direct rotary Rig.

2 Reaming of 250/300 pilot bore hole including 180.00 Mts 522.74

Assembling, lowering housing casing, strainer pipes,

gravel packing, clay packing etc.

3 Manufacture, supply and delivery of Cage type 90.00 Mts 3332.32

trapezoidal shape ("V"') wire wound low carbon,

galvanized screen pipe confirming to IS:

250 mm dia. HEAVY

1.50 mm slot size

4 Manufacture, supply & delivery of ISI marked UPVC 90.00 Mts 2264.42

Casing pipe (IS 12818 with latest amendment.

250.00 mm nominal dia. " CM " Type

5 Clamps made from MS plate with 3 holes on either 2.00 Pair 810.74

side with nuts & bolts of standard make and suitable

size. 450 mm X 65 mm X 10 mm flat suitable to

100/125 mm dia. pipe.

6 Bore plug of 100 mm height made from MS plate 2.00 No. 1357.14

with 3 holes at equal distance on circumference for

nut-bolts type, locking arrangement with nutsbolts

& lock nuts of standard make.

From 5 thick MS plate (For Top also)

Suitable for 250 mm dia. pipe.

7 Electrologging charges (With carting) 2.00 Job 21240.00

8 Supply of Best quality of well sorted Sevaliya gravel 6.00 Cmt 2394.22

of size 4mm to 6mm.

9 Geohydrological ground water Investigation 2.00 Job 16857.48

Charges for Deep Tubewell (with vehicle charges &

with water sample)

10 Conducting pumping test of 200 / 250 mm dia. DR 2.00 LS Job 43196.26

tube well by submersible pump of adquate capacity

using DG set of required rating including providing

all required tools / tackles etc. as mentioned below

for all districts.

1st 24 hours. (31 to 70 HP)

11 Air Compressor :- 2.00 Job 26201.90

(i) 600 CFM/150 PSI (Up to the depth of 150 Mt.).

air compressor should be run minimum for six hrs

or upto availability of sand free discharge

Item Description Qty. Unit Tender Amount

12 Lowering of 3 phase submersible pump set with MS 2.00 Job 2950.00

/ GI / PVC column pipe into bore well inculding

checking of therads of each pipe with coupling /

welding & jointing cable with fuse unit box / control

panel board including fitting accessories by means

of mechanised derrick / chain pulley block including

satisfactory testing

Upto 150 Mtr depth.

13 S.I.T.C. submersible pump set for bore of 200 mm. 2.00 Ea. 115322.14

dia. Or more having 3 phase motor capacity about

40-45 H.P discharge capacity having . (C)

(6Stage)1600 to 1300 L.P.M. discharge at the head

81 to 102 mtrs. suitable for 125 mm dia. delivery

14 Auto transformer starter suitable for local & remote 2.00 No. 44608.72

pump control application consisting of Auto

Transformer (vacuum impregnated, air cooled

having three (3) tappings at 50%, 65% and 80%),

incomer MCCB / MPCB, overload relay and

contactors as per Type II coordination including

digital MFM with RS 485 communication port,

analogue type ammeter with selector switch, run

hour meter, required protective relays & control

A. T. S. from 46 to 50 HP

15 Providing PVC insulated flat submersible cable as 400.00 Rmt 769.36

per detailed technical specifications of R/C of

GWSSB conforming to IS 694, IEC 60227 /

size : 1 R x 3 C x 35.0 mm2

16 Manufacture, supply and delivery of 125 mm 180.00 Mtr 1233.10

nominal dia. Heavy Duty UPVC column

pipes including PVC socket (coupler) etc complte.

Item Description Qty. Unit Tender Amount

17 Supplying & erecting in earthpit of minimum bore 2.00 No. 12500.79

dia. 225mm size approved make Safe Earthing

Electrode consisting Pipe-in-Pipe Technology as per

IS 3043-1987 made of corrosion free hot dipped

G.I.Pipes having Outer pipe dia of 80 mm having 80-

200 Micron galvanising, Inner pipe dia of 40 mm

having 200-250 Micron galvanising, connection

terminal dia of 14 mm with constant ohmic value

surrounded by highly conductive compound with

high charge dissipation suitable for following type

of applications with chamber and heavy duty cover

(A)(approved make OEM has to submit test

certificate including value of earth resistance of

installation duly stamped and signed by agency and

officer Incharge has to ensure the value of earthing

resistane mentioned in test Certificate) & having

back filling compound of (B) Inner chemical (CCM

Compound)- Resistivity:- 0.2 ohm / meter testing as

per IEC 62561-2017, Voltage drop:- < 1 volt at no

load & dry form, Sulphar content:- <2%(C) Back fill

Compound :- Earthing compound should be capable

to retain moisture for long time Necessary test

report must be submitted by Agency.

[C] For Electrical Installation covering Transformer

Neutrals, Lightning arrester Earthing, A.C.Plant &

Sensitive Computer System(like Automation,

SCADA)i.e. independent Earthing located in other

than normal soil i.e. Soft Rock, Marshy Soil etc..

-Length of Pipe : 3 Mtrs.

18 Providing, supplying and fitting ISI mark CI D/F 2.00 No. 5267.52

Sluice Valves as per IS:14846 (Latest Edition) of

following class and diameter including all taxes,

insurance, transportation, freight charges, octroi,

inspection charges, loading, unloading, conveyance

to departmental stores, stacking etc. complete.

PN-1 With hand wheel /cap operated (PD type short

Item Description Qty. Unit Tender Amount

19 Providing, supplying & Fitting ISI mark CI D/F 2.00 No. 7965.00

Reflux Valves as per IS:5312 (Latest Edition) of

following class and diameter including all taxes,

insurance, transportation, freight charges, octroi,

inspection charges, loading, unloading, conveyance

to departmental stores, stacking etc. complete.

Reflux valves PN 1.0 IS 5312 with ISI mark 125 mm

I / WE AGREE TO CARRY OUT THE ABOVE WORK AT _______ % ( )

ABOVE / BELOW THE ABOVE MENTIONED COST.

Signature of contractor

DABHOI NAGARPALIKA