NTPC Limited

(A Government of India Enterprise)

Feroz Gandhi Unchahar Thermal

NOTICE INVITING TENDER (NIT)

FOR

FABRICATION AND REPLACEMENT OF METALLIC AND NON METALLIC EXPANSION JOINT

(050/2041)

(Domestic Competitive Bidding)

NIT No: 40031706

Date:03.01.2015

Bidding Document No:

050/2041

1.0 NTPC invites on-line bids from eligible Bidders for aforesaid package, as per the scope of work briefly mentioned hereinafter:

2.0

Brief Details

 

NIT No.

40031706

NIT Date

03.01.2015

Document Sale Commencement Date & Time

05.01.2015 00:00:00

Document Sale Close Date & Time

28.01.2015 17:30:00

Source of IFB/NIT

Feroz Gandhi Unchahar Thermal

Contract Classification

Works Contract

Last Date and Time for Bid submission

10.02.2015 13:00:00

Technical Opening Date & Time

10.02.2015 15:00:00

Bid Opening Date & Time

10.02.2015 15:00:00

Cost of Bidding Documents in INR

600.00

EMD in INR

37000.00

Pre-Bid Conference Date & Time (if any)

 

Last

Query Date (if any)

 

3.0Bid Security and Integrity Pact (if applicable) shall be submitted in a sealed envelope separately offline by the

stipulated bid

submission closing

date and time at the address given below. Any bid without an acceptable Bid Security

and Integrity

Pact (if applicable)

shall be treated as non-responsive by the employer and shall not be opened.

4.0 A complete set of Bidding Documents may be downloaded by any interested Bidder on payment (non-refundable) of the cost of the documents as mentioned above in the form of a crossed account Payee demand draft in favour of NTPC Ltd., Payable at Not Given. or directly through the payment gateway at our SRM Site

(https://etender.ntpclakshya.co.in/sap/bc/gui/sap/its/bbpstart). For logging on to the SRM Site, the

bidder would require

vendor code and SRM user id and password which can be obtained

by submitting a questionnaire

available at our SRM

site as well as at NTPC tender site (www.ntpctender.com). First time users not

allotted any vendor code are required to

approach NTPC at least three working days prior to Document Sale

Close date

alongwith duly filled in questionnare for

issue of vendor code and SRM user id/password.

 

 

 

5.0Brief Scope of Work & other specific detail

Description: FABRICATION AND REPLACEMENT OF METALLIC AND NON METALLIC EXPANSION JOINT

SCOPE OF WORK

10.10 ITEM CODE: BME/J00OH000 (Expansion Joints (<>) Serv)

Description: FABRICATION OF METALLIC EXPANSION JOINT

Unit Code: RMT

Desc

: RUNNING METRE

 

1.The metallic bellows shall be made out of M.S. sheets of 1.5/2.5/3.15 mm.

 

2.The metallic bellows shall

be of one fold /two fold /three folds. Payment for two and three fold bellows

will be two

or three times that of single fold bellow.

 

3.Bring steel from store as per requirement.

 

4.Fabricate

required

jigs

&

fixtures without any additional cost by using steels from reusable scrap /

fresh steel.

Workshop facilities shall be provided for manufacturing Jigs & Fixtures as per requirement subject to availability.

5.Take the measurement of expansion bellow to be fabricated.

 

6.Draw the

sketch as

per

measurement/ drawings supplied/instruction of Engineer-in-charge.

 

7.Fabrication of the expansion bellows as per drawing /sketch /instruction of Engineer-in-charge. End of sheets is to be

brazed to angles. All the inputs

for brazing

will be in contractor scope. If required, sample may

be fitted,

when

permit

is available. Necessary rectifications shall be done by the party without any additional cost.

 

 

 

8.Fix the protection plate made of 5 / 6 mm M.S. plate.

 

 

 

 

9.Store the bellows

at a suitable

location as

decided by the Area Engineer after painting with Red Oxide. Red oxide will

be supplied to the contractor by NTPC free of cost.

 

 

 

 

10.Measurement of Bellows shall be taken after fabrication over the protection plate.

 

 

 

11.The bellows has to be fabricated in pieces and kept separately duly marked for assembly at site as required.

 

12.Unit of measurement: Running Metre (RMT)

 

 

 

 

10.20) ITEM CODE: BME/J01BD800 (Expansion Joints (METALLIC) Repl)

 

 

 

Description: REPLACEMENT OF METALLIC EXPANSION JOINT

 

 

 

Unit Code: RMT

Desc

: RUNNING METRE

 

 

 

 

1.

Shifting of

new

/ fabricated expansion Bellows from central store/ site store to the location where expansion joint is to

be

replaced. Hydra

shall be provided by NTPC to the contractor

free of cost subject to availability.

 

 

2.

For safe shifting of expansion joint, all obstruction is to

be removed (platform, railing,

structure

etc.)

as per

instruction of

engineer

in-charge & same is

to be restored after shifting of expansion joint.

 

 

 

3.

Scaffolding

is to

be

installed

by the agency as per the requirement of job.

 

 

 

4.

Expansion

joint

is to be removed from

the existing system by gas cutting of weld joints after temporary locking of

duct with structure.

NTPC shall

provide all

structural material for

locking of duct.

 

 

 

5.Edge preparation of the ducts before placement of the new expansion joints.

6.Shifting of old expansion joints & other scrap at scrap yard.

7.Erection of new expansion Joint to their respective position.

8.Alignment/ matching of new expansion Joint with respective duct.

9. Fitting and welding of expansion joints. In case

the

duct

plate is found

eroded/

distorted/ damaged, patch repair of

duct plate for proper fitment & welding purpose till

500

mm

on either side

of the

expansion joint will be in the scope

of agency. Beyond 500 mm plate damage repair shall be carried out by NTPC. Plate will be provided by NTPC free of cost.

10.Fitting of seal plates (Protection Plate) and their welding as per standard procedures is to be done.

11.Cutting of temporary locking supports after completion of the work.

12.After completion of the erection work, its air tightness will be checked to detect the leakages, if any leakages are observed / found, the same has to be rectified.

13.Unit of measurement: Running Metre (RMT)

10.30) ITEM CODE: BME/J02BD800 (Expansion Joints (NON-METALLIC) Repl)

Description: REPLACEMENT OF NON METALLIC EXPANSION JOINT

 

 

 

 

 

Unit Code: M

Desc

: RUNNING MTR

 

 

 

 

 

 

1.Removal of existing fabric Cloth & bolster from the duct.

 

 

 

 

 

2.Cleaning of

Duct flanges.

 

 

 

 

 

 

 

 

3.Repair of Duct plates & flanges for cracks or erosion near to the fabric by

welding & grinding. If required,

replacement of damaged flanges to be

done after fabrication by the agency. Bolt hole

drilling, if required for the flanges

& strips shall

be provided in

NTPC

central work

shop (CWS) subject to availability

of machine free

of cost. Handling

of materials from site to CWS and vice versa shall be the responsibility of agency.

 

 

 

 

 

4.Erection of

bolster in between the ducts. If the

size of the bolster is to be altered

the

same should

be

done

without

any additional

cost.

 

 

 

 

 

 

 

 

5.Fixing of the fabric with duct flange, jointing &

bolting. End Joints of fabric are to be

perfectly sealed

with

jointing

kit .Pneumatic wrench for tightening of nut and bolts and jointing kit will be in the scope of agency.

 

 

 

6.Hot tightening of the fabric

bolts after Unit light

up

 

 

 

 

 

7.Aluminum sheet/GI sheet cover to be restored in expansion joints of duct for protection wherever it already exists. 8.Cleaning of work site and disposal of scrap generated at central stores scrap yard.

9.Scaffolding is to be installed by the agency as per the requirement of job.

10.If

required, Fabric cloth and bolster is

to be installed over the damaged metallic expansion joint as per direction of

EIC.

For fabric and bolster fitting purpose,

angle or channel are to be fabricated, drilled and welded at top and bottom

of the existing metallic expansion joint. Bends and fabric holding strip are also to be fabricated and drilled with the channel/angle/plates of required dimension.

11.Facility for bolt hole drilling for the flanges & strips shall be provided in NTPC central work shop (CWS) subject to availability of machine free of cost. Handling of materials from site to CWS and vice versa shall be the responsibility of agency.

12.Angle/Channel and plate for fabrication will be provided by NTPC.

13.Unit of measurement: Running Mtr. (M) for Bolster and fabric replacement.

 

TERMS AND CONDITIONS

1.

Period of contract:-The above contract shall be valid for a period of 02 Year.

2.

Mobilization period:-Under normal circumstances a mobilization period of 07 days prior to the date of commencement

of

work shall be allowed to the agency. However, under exceptional circumstances like sudden forced outage of the

unit, breakdown of power transmission system causing low grid demand or any

other reason

as

deemed necessary

by

NTPC, a mobilization period of only 48 hours shall

be given to the agency.

 

 

 

 

The agency shall utilize the mobilization period for

making adequate preparation

for satisfactory execution of the work

like shifting of materials, T&P, jig & fixture to the work site, fabrication and

sub assembly

of

items/components

for

smooth completion of the entire work.

 

 

 

 

 

3. Schedule period of completion of work: - The date of start of work shall be as per instruction of EIC and completion period shall be 20 days (approx) for each unit.

4. All the resources (T&P and man power) required for execution of

work to be deployed by the agency in given

time.

The work shall be carried out round the clock including Sunday and

holiday during period of overhaul. Agency

shall

necessarily take all measures in addition to those to ensure satisfactory completion of work with in schedule period of completion of work as given vide clause no # 3

5. Collections and return of materials required for execution of work:-Authorized representative of agency shall collect

material from NTPC as per

requirement of work.

The materials shall be collected from NTPC central store or field or

site store as the case may

be. The collection &

transportation of all required materials (spares, consumables, steel, jigs

and fixtures etc to work place is under agency scope. After completion of work, agency shall return all unused / partially

used / scrap materials to NTPC central store / site store / field store/

Scrap yard with in 24 hrs. On completion of work

the agency shall return the T&P issued by NTPC in good working

condition and

take receipt of materials returned to

NTPC. Any damage caused to the T&P shall be rectified / made

good by the

agency including the cost of spares

required for repair.

 

 

6.Erection of winch machine/ hoist has to be carried out by the contractor.

7.Commissioning / Trial operation / Full load operation:-The agency shall make available their men & machine, T&P at

the

area

of work round the clock during trial / full load operation

of the equipment to attend any defect arising in

the

area

of

work.

 

 

 

 

8. Guarantee for workmanship / Defect liability period:-The agency

has to take guarantee of the work executed for a

period of 90 days from the date of unit synchronization against any

defect/ abnormality arising out of poor workmanship.

If any defect is noticed during the defect liability period and

the job requires shut down the same will be

rectified/attended by the contractor during the first subsequent opportunity.

 

 

 

9. Recovery for unsafe working condition:-In case it is observed that the agency

is

violating any safety norms or any

of

his working practice is detrimental to the safety of men or machine,

a recovery

of

Rs.1000/- is liable to be imposed

for

each such occasion.

 

 

 

 

10.Material Scope

10.1 NTPC Scope

The following input shall be provided by NTPC free of cost.

10.1.1Power supply of all electrical accessories.

10.1.2All materials for scaffolding except coir rope and binding rope.

10.1.3All sealing materials (holtite, shellac, hylomer etc).

10.1.4All type of steel / pipe / structure / plate etc.

10.1.5Special purpose welding electrode as per discretion of EIC.

10.1.6Available workshop facility as per requirement of the job as decided by the engineer- in-charge, however transportation of material is under scope of agency.

10.1.7 Hydra /fork lifter, winch machine,

Hoist facility shall be provided for execution of the work as per availability

with NTPC. In case of non-availability of

such items contractor has to make his own arrangement for execution of the

work without any extra cost.

 

10.1.9Lubricating oils, grease, rust releasing agent, anti seize, paint & primer etc.

10.2 Agency Scope

The contractor shall provide the following input at no extra cost for successful completion of work.

10.2.1Coir rope and binding rope for scaffolding.

10.2.2Welding machine, Fibre body grinding machine and other general portable tools. Welding machine ,Fibre body grinding machine and other accessories shall be got inspected and certified fit for use by NTPC before start of work.

10.2.3Gas cutting set with accessories and heating torch.

10.2.4

All general

tools

(spanners, screw driver etc) including lifting tackles (sling, D-shackle, lifting and pulling

machine,

chain pulley

block

etc)

10.2.5Hand lamp with sufficient wire for proper illumination on work area.

10.2.6Diesel, kerosene, old cloth, cotton waste etc for cleaning purpose.

10.2.7Welding cable, holder and other accessories.

10.2.8Grinding wheel, cut wheel, hacksaw blade, emery paper, wire brush, circulating brush, oilstone etc.

10.2.9O2 and DA gas & general purpose measuring tools.

10.2.10NTPC approved general purpose electrode

10.2.11Input which is not specifically mentioned in NTPC scope.

10.2.12 Further in case during the progress of

work the engineer-in-charge finds

that the agency has failed

to provide

input as detailed above and this failure will likely to affect the

quality of

work

or timely completion of

work the

engineer-in-charge after issuing a written notice

may unilaterally

provide such

input

on cost recoverable basis.

 

11. Scrap to be removed from the work site on daily basis. All debris and scrap must be removed before unit synchronization, failing which NTPC will arrange to remove the same on the risk and cost of contractors and a deduction of double the expenditure incurred will be done from the contractors bill on sole discretion of E.I.C.

12. Measurement of work executed shall be duly got verified by supervisor/ engineer specifically authorized by the engineer-in-charge for this purpose. You should clearly understand that the bill of quantity covers all possible variation of work, which has to be selectively executed strictly at the sole direction of engineer in charge as per requirement of

NTPC.

13.All other terms will be as per G.C.C.

14.Overall value of the contract may vary to (+ -)20%.

6.0 Prospective bidders from U.P. State are compulsorily required to provide TIN number at the time of purchase of bidding documents.

7.0Qualifying Requirements for Bidders:

a) The

bidder

should

have

executed work

of mechanical

fabrication &

erection

work in

a boiler in a

Thermal

Power

Plant.

 

 

 

 

 

 

 

 

 

 

 

 

 

b) The

bidder

should

have executed the work similar to

para

(a)

above

during

last seven

years ending

last day

of the

month

of previous to

one in

which bids are

opened as any

of

the

following :

 

 

 

 

i. One similar executed work of value not less than Rs. 14.50 lakh.

OR

ii. Two similar executed works of value not less than Rs. 9.00 lakh each.

OR

iii. Three similar executed works of value not less than Rs. 7.50 lakh each.

8.0Issuance of Bidding Documents to any bidder shall not construe that bidder is considered qualified.

9.0NTPC reserves the right to reject any or all bids or cancel/withdraw the NIT for the subject package without

assigning any reason whatsoever and in such case no bidder/intending bidder shall have

any claim arising out of such

action.

 

10.0 Address for Communication

 

Manish Kumar Singh

 

Dy.manager (CS)

 

NTPC Ltd. - Unchahar

 

Mo. No. 8004948373

 

e-mail id : manishkumar05@ntpc.co.in

 

Websites: https://etender.ntpclakshya.co.in/sap/bc/gui/sap/its/bbpstart or www.ntpctender.com

or www.ntpc.co.in