M&R of Ozat II RWSS

Name of Work:- Supply of New Pump Set and Repairing of Existing Pump Set with Installation, Testing &

Commissioning including Necessary Accessories at Dead Water Well of Ozat-2 Intake Well, along with Operation

and Maintenance for Four (04) Months under M&R of Ozat-2 RWSS. (2nd Attempt)

Sr. Description of Items Qty. Unit Rate (Rs.) Amount (Rs.)

Eletro-Mechancal Items

1 SITC of SCF pumpset: 1 No. 5,11,907.00

Providing submerged centrifugal pump sets (water

immersed, dry air filled, class "F" insulated TEWC

motor integrally mounted on volute casing pump

sets for water duty, 3-phase, 50 ± 3% Hz, 415 ± 10%

V along with suitable foundation / installation device

with cable length from pumps to panels & of

following Material of Construction: Impeller: CF8M,

Casing: C.I. FG 260, Wearing Ring: SS, TC mechanical

seal, CS/SS bearing, SS shaft with sleeve, SS strainer

& MS motor body.

202 LPS, 15 Meter Head & 55 HP

2 Removing Pumpset and accessories from well: 3 No. 17,456.50

As 55 HP SCF pump set is installed in the well,

removal of the pump set along with 350 mm dia MS

pipes, cables, steel chains, clamps, etc. shall be

carried out from the well with the help of

experienced manpower and proper tools/equipment

such as gas cutters. After dismantling the pump sets

with accessories, the pumps shall be carefully lifted

using a long-arm crane, ensuring that no damage

occurs to the cables, platform, or other structures,

and then loaded into vehicles for servicing.

3 Overhauling and rewinding of SCF pumpset: 3 No. 2,39,516.00

Dismantling of pump assembly, overhauling of SCF

pump set 55 HP including replacement of mechanical

seals (primary and secondary), bearings (NDE & DE),

O-rings, dual PVC-sheathed round type flexible cable

wire as required, changing of oil, dynamic balancing

of rotor and impeller, and rewinding of motor if

required. The job also includes complete assembly of

the pump–motor set along with hydraulic testing of

the pump set including Transportation to an fro.

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

4 Installing Pumpset and accessories in the well: 3 No. 34,913.00

After servicing and overhauling of the 55 HP SCF

pump sets, upon arrival at site, the pump sets shall

be safely unloaded from the vehicle. Thereafter,

using a long-arm crane and experienced manpower,

installation of the pumping machinery along with

accessories shall be carried out in the well with the

help of steel chains, jigs/fixtures, clamps, steel

flexible wires, and proper tools and instruments.

During lowering and installation of the pump sets,

due care shall be taken to ensure that no damage

occurs to the existing well structure. After

completion of mechanical installation, electrical

works including fitting and connection of cable wires

to the panel shall be carried out, followed by trial run

and testing of the pump sets.

5 Removing Pumpset and accessories with pontoon: 1 No. 1,35,000.00

The 250 kW SCF pump set installed on a floating

barge, placed in the channel adjacent to the Ozat-2

intake well, along with the floating barge and

mm dia MS delivery pipeline, including flexible hose

pipe, butterfly valve, expansion bellows, DPCV, etc.,

shall be dismantled and removed from the pump

assembly. The work shall be carried out using

necessary steel chains, jig fixtures, clamps, steel

flexible wires, and proper tools and instruments, and

the complete assembly shall be lifted with the help

of a hydra/crane and shifted to a safe location.

6 SITC of Electric Resistance Welded (Up to 60 RMT 3,736.00

400mm)/Submerged Arc Welded(Above 400mm)

M.S.Pipe having beveled ends plate or coil

conforming to IS-3589-2001 or its latest revision/

ammendment for following thickness outside

diameter at GWSSB store or site anywhere in Gujarat

State including all taxes, insurance, transportation,

freight charges, octroi, inspection charges, loading,

unloading conveyance to Departmental stores,

stacking etc. all complete. Including Lowering, laying,

jointing and welding M.S. pipes in position to the

correct line and level, including outer guniting and

internal epoxy lining, and epoxy painting on pedestal

or chairs, on prepared formation or bedding in

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

At Header Side - Size 355.6 mm dia.(5.6 mm thick)

7 MS Specials - Manufacturing, Supply, Delivery, 600 Kg 106.52

Lowering & Laying of MS/GI Specials confirming to

relevent IS including all taxes, duties, insurance,

transformation, freight, octoroi, inspection, loading,

unloading,convey to site,stacking etc. compete. upto

300 mm dia Flanged ends. Labour charges for

lowering laying, erecting, fixing, various size of MS/GI

Specials such as joints channel, angles plates etc.

8 Hiring of vehicle for transportation of goods, Truck 4 Day 3,000.00

Up to first 100 kms per day.

9 Hiring of vehicle for transportation of goods, Truck 400 Km 24.00

Extra km thereafter i. e. beyond 100 kms.

10 Supply and installation of MS fabricated structure 1 No. 3,10,800.00

cabin @ site of work using 65 mm, 50 mm & 25 mm

square pipes with cabin size 5 mtr X 2 mtr X 2.13 mtr

including providing & fitting of (1) backalite sheet

mm thick in sides, (2) 20 guage MS sheet outer side

for side walls, (3) backalite sheet 3.5 mm thick sheet

for roof side, (4) 24 guage GI sheet out side with

mm plywood sandwitch fitting & flooring with

mm water proof plywood sheet and (5) shock proof

rubber mating. Job includes oil painting two coats,

door locking handle arrangement, providing proper

air ventilation and fuse box. The meter & fuse box

should be fitted on timber hold fast for holding screw

or nut bolts by semi skilled labour as per detailed

technical specifications, drawings and instructions of

the Engineer-in-charge.

11 RCC Foundation: 4 Cum 8,351.50

Providing & Laying Reinforced Cement Concrete in

Thrust Block,Piping and Valves Supports,Foundation

etc. with Tar steel, Black Trap Kapchi as Coarse

Aggreate for Raft,Grillage Footing with Necessary

Centering Form work, Consolidating as per Directive

in 1:2:4 Ratio comp. as per site requriement.

12 Supplying, Fabricating and erecting MS supports, 3500 Kg 77.00

chanels, angles, etc. Providing, Erecting, Fabricating

the M.S. Structure as per requirement on site

incorporating proper size of MS Angle, Square,

Round, flat, Bars, Channels, Sections complete with

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

cutting, welding, grinding and finishing duly painted

with one coat of red oxide with erection on site as

per direction of engineer incharge with neccessary

grouting, cementing, plastering & finishing complete.

13 Supplying & fixing Steel Chequered Plate having 10 30 Sqm 4,557.00

mm thickness, duly painted with two coats of black

Japan colour for fabrication of Ladder and walkway.

14 Supply, installation, testing & commissioning single 1 No. 2,98,650.00

girder type HOT crane with geared travelling trolly

with as mentioned lift complete with manually

operated chain pulley block, long travel rail track (40

mm sq. bar), moving or cross girder, brake, safety

device etc. & tested to 50% overload. Capacity 3 Ton,

Span Approx. 6 Mtr, Long Travel 12 Mtr or As per Site

Requirement. Lift 0-20 Mtr.

15 SITC of LV MCC Panel totally enclosed, dust & 1 No. 2,57,601.00

bermin proof, indoor type, minimum degree of

protection - IP 52 as per IS: 2147, operation on 3-

Phase, 4 Wire, 415V, 50Hz, Neutral effectively

grounded, with instrumentation compartments

accomodating LED type indicating lamps, control

contactors as per IS: 13947, CT of accuracy class- I as

per IS: 2705, relays, meters & control MCBs, air

insulated electrolitic grade Aluminum bus bar for

three phase & neutral system with incomming

breaker- microprocessor based Air Circuit Breakers

(electrically operated drawout type)/ air break fixed

type MCCB with trip free mechanism, current limiting

type as per IS: 8828, Motor Contractor (as per type -2

coordination), Overload Relay with built-in single

phasing prevention feature & auxiliary feeders as per

SLD drawings, momentary contact type push

buttons, equipment fittings, bus bars, cable boxes,

cable gland, incoming & ougoing cable connection

for 1100V grade, Aluminium/ Copper conductor XLPE

/ PVC insulated & PVC sheathed armoured cable,

10% spare terminals, power wiring using 1100V

grade, FRLS insulated copper conductor wires

conforming to IS: 694 & 8130, cable compartments /

alleys of minimum 300 mm size, GI / Al earth bus bar

for entire length. MCC shall be fabricated from cold

rolled, coled annealed (CRCA) sheet steel &

minimum thickness of various members shall be as

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

follows: Base Frame / Channel / Gland Plate: 3 mm,

Load Bearing Members / Doors: 2 mm and Internal

Partitions: 1.6 mm. Auto Transformer Starter with

MCCB, Contactor, O/L relay, cast resin type CT,

Digital MFM, Analogue Ammeter, SPP, Timer etc.

16 MV Cable - 700 RMT 954.00

Supply, laying, testing & commissioning 1.1 kV grade,

XLPE insulated, stranded Aluminium conductor,

galvanised steel flat strip / round wire armoured,

extruded PVC type ST2 sheathed, heavy duty cable

(to be laid on wall surface with necessary clamps / in

existing cable trench / cable trays / conduit / pipe

sleeves at road crossing or floor as per site

requirement) conforming to IS:7098 (Part-1) &

IEC:60502 (Part-1) of following sizes:

3.5 C x 300 Sq. mm Al. XLPE (Main PCC Panel to

17 Cable Glands 4 No. 813.00

Providing & fitting heavy duty brass cable glands

(nickel-plated) with washers & rubber ring

conforming to IS, suitable for 3, 3½ & 4 core cables of

following type & sizes:

Double Compression Brass Cable Glands 3.5C x

18 Cable Termination Kit (With Lugs)Providing & fitting 4 No. 1,204.00

heat shrink cable termination / jointing kits for 1.1kV

grade PVC/ XLPE insulated cable including necessary

earth connectivity connection, material &

consummables making the termination/ joint

complete ensuring the joint resistance is within the

permissble limit as per IS, of following types & sizes:

19 PVC insulated round submersible cable as per 400 RMT 981.00

detailed technical specifications conforming to IS

20 MV Cable 150 RMT 141.00

Supply, laying, testing & commissioning of 1.1 kV

grade, XLPE insulated, stranded Copper conductor,

galvanised steel flat strip / round wire armoured,

extruded PVC type ST2 sheathed, heavy duty cable

(to be laid on wall surface with necessary clamps / in

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

existing cable trench / cable trays / conduit / pipe

sleeves at road crossing or floor as per site

requirement) conforming to IS: 7098 (Part-1) & IEC:

60502 (Part-1) of following sizes

4 C X 4 Sq.mm Copper cable

21 Making Trench in Soft Soil of Suitable width of 90 cm 350 RMT 55.00

deep for laying cable and back filling the same and

making the surface as normal Ground.

22 Maintenance free Chemical Earthing 3 No. 4,546.00

Supplying & erecting earth pit of minimum bore

dia.150mm size approved make 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 50mm having 80-200

Micron galvanising, Inner pipe dia of 25 mm having

200-250 Micron galvanising, connection terminal dia

of 12mm 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:-

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. (a) For Electrical Installation up to 440 V

in normal soil, Length of pipe - 1 Mtr, Back filling

compound - 1 Nos Bag of 15 Kg.

23 Providing and erecting required size HOT deep 250 Kg 77.00

galvanized iron strip for earthing of HT and LT

components using proper clamps.

24 Supplying and erecting Flood Light (IP-65), Surge 4 No. 7,195.00

protection -4KV integral and ,Light must have

440VAC line supply with over-voltage protection.

Flood light fittings with High power White LEDs

wattage of 3 Watt and above assembled on single

MCPCB, efficiency more than 130 lm/w and

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

corrosion free High pressure die cast aluminum

housing with smooth finish powder coated and heat

sink extruded aluminium with diffuser and

Polycarbonate optics/ lenses, with toughened glass

with company mark/name engraved or embossed

160 to 270 V,Power Factor more than 0.95, THD <

%, CCT 3000 K to 5700K,Uniformity ratio >0.45,

Luminaire efficacy> 100 lumens/watt . LED driver

efficiency > 85 %.

90 to 120 watts Flood Light

25 B' class galvanised iron pipe 32 mm outside dia 45 4 No. 340.00

cms long duly welded on 20 cms x 20 cms x 3 mm

thick M.S. base plate, erected on wall or corner for

mounting street light luminaire with necessary

hardware materials duly painted.

26 Preparing approach to Well 250 Cum 176.00

Providing bedding incl. ramming, watering, levelling,

consolidating etc. including all lead Complete as per

standard and instruction of engineer incharge At

Ozar-2 Dam, when the water level recedes up to the

upstream channel of the dam, the channel dries up

from the intake well to the dead water well. Under

such conditions, providing bedding with murrum

brought from outside, including all leads, and

ramming, watering, levelling, consolidating, etc.,

complete, shall be carried out in a 23 cm thick

compacted layer, as per standard practice and the

instructions of the Engineer-in-Charge. Further,

providing and spreading levelling crushed stone

aggregate of hard quality, 40 mm size, in a 7 cm thick

compacted layer over the murrum, shall be done to

make an approachable road of minimum width of

m suitable for safe movement of crane/hydra up to

the dead water well, complete in all respects. (For

As above with Murrum brought from outside

incuding all lead

27 Hiring Of crane/JCB including Driver & Diesel. (08 12 Shift 6,412.47

28 Hiring Of Tractor with trolley considering 8 hrs as 10 Shift 2,104.09

working day hours incl. driver

GWSSB, Gandhinagar

Volume-IV, Price Bid Ozat-2 RWSS

29 Providing and cast in situ C.C. in grade M-20 50 Cum 5,978.00

(approx. corresp. to prop. 1:1.5:3) (proportions as

per mix design or as per table 9 of IS456 2000 in

masses by weigh batching) using quartzite trap metal

of size 12 mm to 20 mm and or 6mm to 12mm

including scaffolding centering form work, needle

vibrated consolidation, curing and hydraulic testing

etc. complete (excluding cost of reinforcement) with

centering and shuttering/deshuttering etc. complete

up to 6 meter height/depth from Av. G.L. for all

structures with water proofing compound.Bottom

slab or floor slab without shuttering

30 Operation and Maintenance 4 Months 61,597.00

Comprehensive Operation & Maintenance of Entire

scope of work including Civil and Mechanical

Components with Existing and New Components all.

GWSSB, Gandhinagar