Three (03) years Comprehensive Operation and Maintenance Contract of Primary Effluent Treatment Plant at GMDC S Surkha (N) Lignite Mine in Gujarat State.

Work Description Three (03) years Comprehensive Operation & Maintenance

Contract of Primary Effluent Treatment Plant at GMDC’S

Surkha (N) Lignite Mine in Gujarat State.

Location of work Surkha (N) Lignite Mine, Ta. Ghogha, Dist. Bhavnagar.

Period of Contract 03 (Three) Years

Estimated Contract Value Rs. 71,70,000/- excluding Taxes

Availability of Tender Tender document will be available on the GMDC website

(www.gmdcltd.com) and nprocure portal

(https://gmdctender.nprocure.com).

Price Bids shall be required to be submitted online only on

the n-procure portal (https://gmdctender.nprocure.com).

Tender Processing Fee Rs. 5000/- + GST (18%) (Rs. 900/-) = Rs. 5900/- (Five

(Non-Refundable) Thousands & Nine Hundred only) payable by Demand

Draft/Pay Order drawn in favour of “GMDC Ltd.” payable at

Ahmedabad from the banks approved by Govt. of Gujarat

from time to time (except co-operative bank) in the

form and manner acceptable to the GMDC. (Annexure B)

EMD Rs. 2,15,100/- (Rs. Two Lakh fifteen Thousand One

(Refundable) Hundred only) in form of

• DD in favour of GMDC Ltd. payable at Ahmedabad

from the banks approved by Govt. of Gujarat

from time to time (except co-operative bank) in

the form and manner acceptable to the GMDC.

• Digital Mode, please not if payment is made through

digital mode kindly submit the receipt of the same in

the attached documents. RTGS details for Payment:-

ICICI Bank, Ahmedabad Branch Ahmedabad

Account Number:

IFSC: ICICI0000024

Relaxation in terms of submission of EMD shall be given

to the bidder who is holding valid Certificate issued under

the MSME Act, 2006 on the date of submission of Tender.

Security Deposit 5% of contract value in form of DD/Bank Guarantee

(Refundable) from the banks approved by Govt. of Gujarat from time

to time (except co-operative bank) in the form and

manner acceptable to the GMDC for

Commencement of Tender From – 29th April 2026 1st May

Last date and time of 21st May 2026 up to 18:00 Hrs.

downloading the tender.

Last date and time of online 21st May 2026 up to 18:00 Hrs.

submission of bid.

(Submission of Price Bids in hard copies will not be

Last date & time of 21st May 2026 – before 17:00 Hrs at Corporate Office, GMDC,

submission of tender Ahmedabad

processing fee, EMD and all

necessary supporting

documents in hard copy.

Date & time for on-line 22nd May 2026 – 12:00 Hrs.

opening and viewing of

preliminary bid.

Date & time for on-line 22nd May 2026 – 12:15 Hrs.

opening of technical bid.

Date & time for on-line 28th May 2026 – 12:10 Hrs.

opening of price bid.

Validity of Bid. 180 Days from the last date of submission of bid.

Rate quoted shall remain valid for 180 days from the date of

opening of technical bid which shall be deemed to be

extended unconditionally for further period of 90 days, if

GMDC reserves absolute right/discretion to accept and/or reject any or all the tender received or

invite fresh bids at any stage or spilt the work between more than one bidders as the case may

1. Purpose of the document

The Tender Document (this document) floated by GMDC (Gujarat Mineral Development

Corporation Limited), A Government of Gujarat Enterprise is to select a successful bidder

who would be responsible for Comprehensive Operation & Maintenance Contract of

Primary Effluent Treatment Plant at GMDC’S Surkha (N) Lignite Mine in Gujarat State for

a period of three (03) years at the quoted commercials and executed contract terms &

Gujarat Mineral Development Corporation Limited herein after referred to as GMDC, a

Government of Gujarat Enterprise, is one of India’s leading mining and mineral processing

companies. For more than six decades, GMDC has been engaged in the development of the

ample mineral resources of the state. A zero-debt company, GMDC ranked 469th among

India's Fortune 500 Companies (2022) and among the Top-5 organizations by market

capitalization in the mining sector. GMDC has also set up a 250 MW Lignite based Thermal

Power Station at Nani Chher in Kutch, Wind Power Plants of 200.9 MW at Maliya, Jodiya,

Godsar, Bhanvad, Bada, Varvada, Rojmal and Solar Power Plant at Panandhro Project.

3. General Instructions To The Bidders:

The section aims to provide guidelines/Instructions for Bidders, to be used while

submitting the Proposals.

3.1 THE TENDER & THE OFFER:

a) This tender document is intended to give a general description of nature of the work. It is

not intended to cover all minute details. The work shall be executed in accordance with

best practices and to the complete satisfaction of the GMDC.

b) The information given in this tender document is given in good faith and meant to serve

as a guide to enable the prospective bidders to submit their offer. It is, imperative that the

Bidder shall obtain and examine, for himself, all the data, information and particulars

required for the satisfactory execution of the work covered under the scope of tender. The

bidder should visit the location of work where the work is to be executed and understand

the scope of work before quoting the price bid. Site visit declaration signed and stamped

by GMDC representatives must be submitted as per format given in Annexure V.

c) The tender document and forms referred to in the tender, if not submitted or if submitted

but not duly filled in (where required) and signed, will result in rejection of the tender.

d) It is a three-bid system. The bid is required to be submitted online latest within the date

and time prescribed in the tender notice.

Part – I Preliminary Bid

Detail of DD for EMD and Tender Processing Fee shall be submitted online. Further, Original

Demand Drafts of Tender Processing Fee and EMD should be submitted before last date on

above given address in two separate and sealed envelopes along with their respective forms.

These both envelops should be placed in a separate and sealed cover sub-scribed “PRELIMINARY

BID” Tender No. and Name of work.

Bids received without EMD and Tender Processing Fee will not be considered for scrutiny and

will be out rightly rejected.

MSME bidders will be given exemption from submitting Tender processing fee & EMD on

submission of MSME certificate.

Part - II Technical bid (Annexure I to V)

Technical bid documents i.e. various annexure are to be submitted online only within stipulated

period as per tender notice. However, the supporting documents required to be submitted in

support of these annexure like experience, financial position, status of the bidder, list of

equipments owned by the bidders, copies of certificates in support of qualification and

experience, Certificates, Permanent Account Number (PAN), Goods & Service Tax etc. shall be

placed in separate & sealed cover sub-scribed “TECHNICAL BID, Tender No. and Name of

Part – III Price-bid (Annexure VI)

To be submitted online only within the stipulated time. Submission of online bid in the Annexure

is compulsory. L1 bidder shall be determined on the basis of lowest ground total amount received

is compulsory. L1 bidder shall be determined on the basis of lowest ground total amount received

in Annexure VI.

All supporting documents along with tender processing fee and EMD in a sealed envelope sub-

scribed “Pre & Technical Bid, Tender No. and Name of work etc. must reach till last date on

below given address:

General Manager (Environment)

Gujarat Mineral Development Corporation Limited

“Khanij Bhavan”,

132 ft Ring Road, Nr. University Ground,

Vastrapur, Ahmedabad – 380

Price bid will not be opened unless Preliminary & Technical Bids opening procedure has

completed in all respects and bidder is found to have adequate experience and resources for

executing the Work. The price bid of only technically qualified bidders will be opened.

3.2 Bidders are advised to read the instructions, evaluation norms and other terms and

conditions described in these documents under different Chapters carefully before

submitting their offer. In case of any doubt they may seek clarification from General

Manager (Environment) at the Corporate office of the GMDC at Ahmedabad,

Contact:9909031790.

3.3 Opening of bids

First Preliminary bids will be opened for the verification of the receipt of the receipt of

tender processing fee and EMD along with their respective forms.

Technical bid of only those bidders will be opened from whom tender processing fee and

EMD will be received by GMDC. Then Technical bid will be opened online along with hard

copies of signed and stamped copy of technical document and all essential supporting

documents to verify that bidder is technically qualified or not for the desired work.

Price Bid will be opened only of those bidders who will observe technically qualified and

Price bid submitted only online. Price bid submission in hard copy will not be considered

and will be out rightly rejected. Date and time of opening of Price Bid will be intimated to

the technically qualified bidders.

3.4 Bidders who wish to participate in online tenders will have to procure / should have

legally valid Digital Certificate as per Information Technology Act-2000, using which they

can sign their electronic bids. Bidders can procure the same from any of the license

certifying Authority of India or can contact (n) code solutions- a division of GNFC Limited,

who are licensed Certifying Authority by Government of India at address mentioned

below at clause 1.5.

3.5 All bids should be digitally signed. For details regarding digital signature certificate and

related training involved at the below mentioned address should be contacted:

(n)Procure Cell

(n)Code solutions a division of GNFC

403, GNFC Info-Tower, Bodakdev,

Ahmedabad- 380 054 (India)

E-mail: [email protected]

3.6 Kindly take note that, valid Digital Signature Certificates is must for all the interested

bidders. Online tendering process is not possible without valid digital signature certificate.

3.7 Interested bidders are also requested to complete their procedure for taking digital

signature certificate in respect to filling of application form, supporting documents with

necessary fees at least 3 days before last date of tender submission.

3.8 (n) code solutions reserves the rights to issue digital signature certificate after verification

of application forms / supporting documents submitted by bidder. (n) code solutions is

fully authorized to issue digital signature certificate to bidders.

3.9 All the bidders who have no facility to participate in on-line tenders are requested to

contact (n) code solutions for the same.

3.10 All the correspondence in respect to training, support or digital signature

certificate should be addressed to (n) code solutions directly on the above mentioned

3.11 Corrigendum:

Bidders are requested to see the website https://gmdctender.nprocure.com from time to time

before due date of Tender opening to ensure that they have not missed any corrigendum

uploaded against the said Tender after downloading the Tender document. The responsibility of

downloading the related corrigendum, if any, will be solely that of the downloading parties.

No separate intimation in respect of corrigendum will be sent to Bidders who down loaded the

Tender document.

4. Due Diligence

4.1 The Bidder would carefully examine the tender document including all

amendments/addendum and corrigendum, if issued, and other details relating to the

work and acquaint him fully with all the conditions and matters therein, which may, in any

manner, affect the work and the cost thereof.

4.2 The Bidder would acquaint himself with all Government Procedures, Permissions, Mining

and Labour laws, Environment Laws, statutes, regulations, rules or notifications relating

to taxes, levies and other charges relating to the work at the site or otherwise as applicable

from time to time.

4.3 Any neglect or omission or failure on the part of the Bidder in obtaining necessary and

reliable information upon the foregoing or any other matter affecting the tender, shall not

absolve him/her of any risk or liabilities or responsibilities for completion of the entire

work in accordance with the terms and conditions of the tender document.

4.4 The Bidder shall be required to visit the mine site and its surroundings, carefully examined

and satisfied himself about the existing site conditions, availability of local facilities, means

of transport etc. before quoting rates. Site visit declaration shall be submitted as per the

format (Annexure V) as well as supporting document from GMDC site representative

certifying site visit is also compulsory for technical evaluation.

5. Any conditional tender will be rejected outright and no claim whatsoever in respect thereof

shall be entertained.

6. GMDC reserves the right to reject / cancel any or all offer submitted by the bidders without

assigning reasons and to negotiate with any Bidder for more favourable rates. Each and

every page of the tender document along with bids supporting documents shall be signed

by the Bidder with his usual signature. All signatures should be dated and Company’s seal

shall be affixed below it.

7. Submission of False or incorrect information, history of delaying in completion of work,

reports of unprofessional conduct among other things shall be sufficient grounds for

disqualification in technical bid.

8. To assist in the scrutiny, evaluation and comparison of bids, GMDC, may at its discretion to

seek from any or all bidders, clarification(s) on his/her bids including technical

information, documents, materials after the Technical Bid opening but before the opening

of price bid. The request for Clarification and response shall be in writing but no change in

final price or substance of bid shall be permissible.

9. GMDC may, at its discretion, extend the deadline for the submission of the bids.

10. Bidder shall bear all costs associated with the preparation and submission of its bid, and

the GMDC will in no case be responsible or liable for these costs or postal delay.

11. Validity of the offer: Rate quoted shall remain valid for 180 days from the date of opening

of technical bid, which shall be deemed to be extended unconditionally for further period

of 90 days, if GMDC require it.

1. Terms And Conditions:

Gujarat Mineral Development Corporation Ltd. (GMDC), A Government of Gujarat

Enterprise, invites bids from reputed financially and having technically sound,

experienced and recognized bidder for Three years Comprehensive Operation &

Maintenance Contract of Primary Effluent Treatment Plant at GMDC’S Surkha (N)

Lignite Project, Bhavnagar in Gujarat State.

2. Scope of Work:

Comprehensive operation & Maintenance (including all type of spares and maintenance

etc.) of the ETP at above location shall be carried out by the successful bidder. ETP have

been installed in the year 2018. The period of contract shall be of three years from the

date of commencement of work of O&M as per the instructions received from GMDC.

(i) Operational Hours and Details:

Successful Bidder has to operate the ETP in 3 Shifts of 8 hours each considering 20-22

Hours of Operation of ETP per day and in remaining 2-4 hours, back wash along with

sludge drying – upkeep and other cleaning / backwash/daily maintenance etc. Output

Quality of PETP should be maintained as tabulated below in this tender document.

Operation of 6 days per week should be maintained in all the 3 shifts as well as one day

per week should be dedicatedly reserved for Preventive Maintenance and cleaning etc.

Proper record of all the parameters should be maintained properly as well as to be

submitted to GMDC.

(ii) Operational and Monitoring Staff for ETP’s:

Details of desired staff in shift are required along with their qualification and experience

Sr. Designation Qualification Experience

1 One Overall CoordinatorB.E. or B. Tech in Mechanical,Minimum 5 Years in ETP

for ETPs (Offsite) Chemical or Environment Operation/Project.

2 One Plant In-chargeB.E. or B. Tech in Mechanical,Minimum 3 Years in ETP

(General Shift - Onsite) Chemical or Environment Operation/Project

3 One Plant Operators (On12 Std. or above or ITI Minimum 2 Years in ETP

site - Each Shift) Operation/Project

4 One Helpers (On site - Each10 Std. or above -

a) In case of failure of criteria of qualification and experience of manpower by the

successful bidder as per the requirement of this tender document, 3% penalty from

monthly bill amount shall be imposed and deducted from the monthly payment of

successful bidder.

b) In case of continuous absence of any one or more qualified and experienced manpower

of the contractor beyond 3 days except holidays applicable at individual project of

GMDC, 1% penalty after 3 days from monthly bill amount shall be imposed and deducted

from the monthly invoice of successful bidder.

c) In case of absent of all the manpower on any day / days including Sunday, proportional

payment of that day shall be deducted from the amount of monthly payment of

d) Before the taking charge of ETP, contractor has to submit detail of Manpower to be

deputed for ETP O&M along with notarized copies of their qualification and experience

(iii) Monitoring and Analysis of Effluent:

a) Successful bidder shall be responsible for the analysis of all the parameters given below

once in 7 days (pH to be monitored daily) in their laboratory as well as once in a month

from NABL Recognized laboratory:

S. No. Parameters Units Values to be achieved

2 Temperature 0C <

3 Colour Cu Colourless

4 Oil and Grease ppm <2

5 Total Suspended Solids (TSS) ppm <

7 Ammonical Nitrogen ppm <

8 Hexavalent Chromium ppm <

9 Total Chromium ppm <2

10 Phenolic Compound ppm <1

11 Dissolved Phosphate ppm <5

b) If Successful bidder fails to collect the sample as well as submission of weekly and

monthly effluent analysis reports within every 10 days after the completion of 7 days

period as well as 1 month period, 1% of penalty shall be imposed as well as shall be

deducted from the amount of Monthly Invoice of the Successful bidder. But submission

of reports is compulsory even after the said period of 10 days. If bidder has its own NABL

accredited laboratory, in that case, monthly report of effluent has to be compulsorily

done by another NABL accredited laboratory.

c) In case of not achieving all or any one of water parameters as mentioned in treated

effluent in this tender document, 3% penalty shall be deducted from the amount of

monthly invoice of the Successful bidder. Basis of deduction may be based on analysis

by any other NABL laboratory arranged by GMDC or results given by any statutory

agency like State Pollution Control Board, CPCB or MOEFCC etc.

d) In case of failure of ETP treated water through any statutory body strict action shall be

taken against ETP Contractor as well as it will be the responsibility of contractor to

handle the matter with that statutory body(ies) as well as represent them the outcome

of parameters within statutory norms after taking appropriate corrective and

preventive measures till the withdrawal of said notice.

e) Periodic Calibration of Online Analyzers shall be the responsibility of ETP O&M

contractor, but GMDC may cross check the same through the Original Equipment

Supplier of these online analyzers to check the deviation, if any. In case of deviation, if

observed, 1% penalty shall be deducted from the amount of monthly invoice of the

Successful bidder.

f) No arguments / objection shall be entertained later for any parameters. It shall be solely

successful bidder(s) responsibility to take care of it to achieve the desired treatment

standards as mentioned above.

(iv) Description of Treatment Steps:

The water treatment plant is having the following steps of treatment process:-

• Intake Effluent Feed Pump

• Sand & Grit Removal

• Caustic Lye Dosing - D1 —- pH correction

• Coagulant dosing - D2- TSS, Color removal

• Flash mixer-1

• Ballasted Micro Sand Dosing -D3- Rapid Settling

• Flash Mixer-2

• Flocculant Dosing- D4- Flocculation

• Rapid Settling Tank—— Sludge Removal

• Filter Press Feed Tank

• Chelating Agent Dosing- D5- Heavy Metals & other Harmful element reduction.

• Chemicals to be arranged by GMDC.

• Active Filter Media (AFM)

• Micron Cartridge Filter (MCF)

• Ultraviolet Treatment (UV)

• Treated water Outlet

(v) Technical Details of various Equipment / Sections of ETP (50 M3/Hour

Quantity :- 3 nos. (2W+1S)

Impeller :- SS -2205

Capacity :- 50 m3/hr

Motor :- 9.5 KW

2. Sand & Grid Removal

3. Flash mixer -1

Gear Box :- 2.2Kw

4. Flash Mixer -2

Gear Box :- 2.2Kw

Gear Box :- 3.7Kw

6. Rapid Settler

Capacity :- 25 KL

Gear Box :- 2.2Kw

7. Cyclone Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 7.50 m3/hr

Capacity :- 7.5 KWH /2900 rpm

Model no :- 1.5X1-6

Mechanical Seal :- Single

Type :- Semi Open

8. Cyclone Separator with Screw Feeder

Gear Box :- 1.2Kw

9. Chemical Preparation Tanks & Mixers

a) Alkali Dosing Tank

Quantity :- 1 no.

Capacity :- 2000 lits (+5%)

Quantity :- 1no.

Capacity :- 1000 lits (+5%)

Gear Box with Stirrer Assembly :- 0.7 Kw (2nos)

b) Coagulant Dosing Tank

c) Poly Electrolyte

Quantity :- 1 no.

Capacity :- 2000 lits (+5%)

Gear Box with Stirrer Assembly :- 0.7 Kw

d) Chelating Agent Dosing Tank

Quantity :- 1 no

Capacity :- 500 lits (+5%)

10. Alkali Dosing

Quantity :- 3 nos (2W+1S)

Type :- Simplex Single Plunger type

Capacity :- 250 LPH (+5%)

Motor :- 0.5 kw , CG or Equal

11. Coagulant Dosing

Quantity :- 3 nos (2W+1S)

MOC :- PP or Equal

Type :- Simplex Single Plunger type

Capacity :- 150 LPH (+5%)

Motor :- 0.35 kw , CG or Equal

12. Poly Electrolyte Dosing Pump

Quantity :- 3 nos (2W+1S)

Make :- Tortech / Xeed or equal

Type :- Simplex Single Plunger type

Capacity :- 250 LPH (+5%)

Motor :- 0.5 kw

13. Chelating Dosing Pump

Quantity :- 3 nos (2W+1S)

MOC :- PP or Equal

Type :- Simplex Single Plunger type

Capacity :- 100 LPH (+5%)

Motor :- 0.25 kw , CG or Equal

14. Poly Electrolyte Dosing Pump for Dewatering

Quantity :- 3 nos (2W+1S)

Type :- Simplex Single Plunger type

Capacity :- 100 LPH (+5%)

Motor :- 0.25 kw, CG or Equal

15. Filter Feed Tank

Quantity :- 1 no

Capacity :- 50 KL

16. Active Filter Media (AFM)

Quantity :- 1no

Capacity :- 50.0 m3/hr

MOC :- MS-epoxy

Size :- 2100 mm dia ,1500mm H

Multiport valve :- 1no

Media :- varies pebbles

Operation :- Auto

17. Active Filter Media Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 50.0 m3/hr

Motor :- CG/Kriloskar/ Siemens

Capacity :- 7.5 KWH /2800 rpm,

Model no :- 1.5X1-6

Mechanical Seal :- Single

Type :- Semi Open

18. UV Disinfection System

Quantity :- 1no

Make :- Alfa UV or Equal

Capacity :- 50.0 m3/hr

Model :- HF-6 with UV monitoring & Auto Power supply

19. Filter Press Feed Tank

Quantity :- 1 no

Capacity :- 5 KL

Gear Box :- 2.2Kw

20. Filter Press Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 7.50 m3/hr

Motor :- CG/Kriloskar/ Siemens

Capacity :- 3.7 KWH /2900 rpm

Model no :- 1.5X1-6

Mechanical Seal :- Single

Type :- Semi Open

21. Filter Press Assembly

Quantity :- 1no

MOC :- MS-CI & PP

Plate Size :- 36”X 36”

Type :- Hydrualic

22. Leachate Water Transfer pump

Quantity :- 2 nos (1W+1S)

Capacity :- 1.50 m3/hr

Motor :- CG/Kriloskar/ Siemens

Capacity :- 0.7 KWH /2900 rpm

23. Internal Pipe Line connection & Valves

Quantity :- 1lot

MOC :- SS-316, Except -Inlet line

Size :- As per requirement

24. Panel Board

Quantity :- 1lot

Spares Make :- L&T or Siemens

(vi) Technical Details of various Equipment / Sections of ETP (30 M3/Hour

Quantity :- 3 nos (1W+2S)

Impeller :- SS -2205

Capacity :- 30 m3/hr

Motor :- 7.5 KW

2. Sand & Grid Removal Screen System

3. Flash mixer -1

Gear Box :- 1.2Kw

Make :- Elecon or Equal

4. Flash Mixer -2

Gear Box :- 1.2Kw

Make :- Elecon or Equal

Gear Box :- 1.2Kw

6. Rapid Settler

Capacity :- 20 KL

7. Cyclone Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 5.0 m3/hr

Motor :- CG/Kriloskar/ Siemens

Capacity :- 7.5 KWH /2900 rpm

Model no :- 1.5X1-6

Mechanical Seal :- Single

Type :- Semi Open

8. Cyclone Separator with Screw Feeder

Gear Box :- 0.70Kw

9. Chemical Preparation Tanks & Mixers

a) Alkali Dosing Tank

Quantity :- 1 no.

Capacity :- 1000 lits (+5%)

b) Coagulant Dosing Tank

Quantity :- 1 no.

Capacity :- 1000 lits (+5%)

Gear Box with Stirrer Assembly :- 0.7 Kw (2nos)

c) Poly Electrolyte

Quantity :- 1 no.

Capacity :- 1000 lits (+5%)

Gear Box with Stirrer Assembly :- 0.7 Kw

d) Chelating Agent Dosing Tank

Quantity :- 3 nos.

Capacity :- 500 lits (+5%)

10. Alkali Dosing

Quantity :- 3 nos. (2W+1S)

Type :- Simplex Single Plunger type

Capacity :- 150 LPH (+5%)

Motor :- 0.25 kw , CG or Equal

11. Coagulant Dosing

Quantity :- 3 nos. (2W+1S)

MOC :- PP or Equal

Make :- Tortech / Xeed or equal

Type :- Simplex Single Plunger type

Capacity :- 100 LPH (+5%)

Motor :- 0.25 kw , CG or Equal

12. Poly Electrolyte Dosing Pump

Quantity :- 3 nos. (2W+1S)

Type :- Simplex Single Plunger type

Capacity :- 150 LPH (+5%)

Motor :- 0.5 kw

13. Chelating Dosing Pump

Quantity :- 3 nos. (2W+1S)

MOC :- PP or Equal

Type :- Simplex Single Plunger type

Capacity :- 50 LPH (+5%)

Motor :- 0.15 kw

14. Poly Electrolyte Dosing Pump for Dewatering

Quantity :- 3 nos. (2W+1S)

Type :- Simplex Single Plunger type

Capacity :- 50 LPH (+5%)

Motor :- 0.15 kw

15. Filter Feed Tank

MOC :- Civil -RCC

Capacity :- 30KL

16. Active Filter Media (AFM)

Quantity :- 1 no

Capacity :- 30.0 m3/hr

Size :- 1800 mm dia ,1500mm H

Multiport valve :- 1 no

Media :- varies pebbles

Operation :- Auto

17. Active Filter Media Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 30.0 m3/hr

Capacity :- 7.5 KWH /2800 rpm,

Mechanical Seal :- Single

Type :- Semi Open

18. UV Disinfection System

Quantity :- 1no

Capacity :- 30.0 m3/hr

19. Filter Press Feed Tank

Capacity :- 3 KL

Gear Box :- 1.2 Kw

20. Filter Press Feed Pump

Quantity :- 2 nos (1W+1S)

Capacity :- 5.0 m3/hr

Capacity :- 2.2 KWH /2900 rpm

Mechanical Seal :- Single

Type :- Semi Open

21. Filter Press Assembly

Quantity :- 1no

MOC :- MS-CI & PP

Make :- JayCo industries

Plate Size :- 24”X 24”

Type :- Hydraulic

22. Leachate Water Transfer pump

Quantity :- 2 nos (1W+1S)

Capacity :- 1.50 m3/hr

Capacity :- 0.7 KWH /2900 rpm

23. Internal Pipe Line connection & Valves

MOC :- SS-316, Except - Inlet line

Size :- As per requirement

24. Panel Board

25. Online Instrumentation (In Each ETP)

pH Meter :- 2 (Inlet & Outlet)

TSS Meter :- 1 (Outlet)

Flow Meter :- 2 (Inlet & Outlet)

Energy Meter :-

vi. Treatment Objectives:

Considering the raw effluent quality and the required treated effluent quality, the

Successful bidder shall have to achieve the following objectives: -

• To achieve guaranteed treated effluent quality as defined in the tender

• Under Comprehensive bid all type of spares and maintenance & repair etc.

during the contract period shall be in the scope of successful bidder only.

• In case, if any equipment, pumps, motors, other structure etc., which can stop

the operation of ETP, observed out of working, it must be repaired immediately

and not exceeding 2 days but in case of standby equipment, pumps, motors,

other structure etc., it must be repaired by successful bidder within 10 days

and in case of failure of these conditions, there shall be provision of penalty of

2% from the amount of montly invoice of the contractor shall be appicable.

• Corrosion proof painting to all the structure of ETPs’ before the initiation of

O&M of ETP on all the projects shall be in the scope of successful bidder only

and the date of O&M shall be considered after the completion of painting as

well as deputation of all the qualified and experienced manpower as per this

tender document only.

• To ensure that the sludge produced is dewatered to a “spade able” or “open

body truck able” consistency – so that it can be easily disposed off meeting

criteria of TSDF. Sludge handling and disposal will be in the scope of successful

• Following chemicals for ETP will be provided by GMDC. Internal transport of

chemicals arranged by GMDC from project Store to the ETP site shall be in the

scope of ETP O&M contractor. Currently following chemicals are in use:

1) Caustic Lye (48%)

2) Poly Aluminum Chloride

3) Poly Electrolyte

4) Chelating Agent

The process design, capacity/ rating of pumps and equipment etc. shall hold good for

meeting the treated parameters as provided in the tender for the project as given

Project Detail ETP Capacity Proposed Production Capacity

during O & M (Estimated)

Surkha (N) lignite project, Dist. 50 M3 / HOUR Minimum 1000 M3 / Day

1. GMDC shall have the right to reduce the quantum of work or to skip the contract

of subjected work of this tender for any or all projects without assigning any

reason to the bidders.

2. 10% deviation from effluent quantity mentioned in this tender document on

monthly basis may be accepted but for deviation beyond 10% in monthly total

quantity (@26 days per month), 1% penalty shall be deducted from the amount of

monthly invoice of the contractor.

3. Installation and commissioning of Water Meters on all the ETPs shall be the

responsibility of contractor which should be connected to cloud server and per

day data has to be submitted separately to the GMDC representative at project

through e-mail also. It should be achieved within 15 days of the commencement of

work, in case of failure of the said guidelines of 15 days, 1% penalty shall be

deducted from the amount of monthly invoice of the contractor.

All the safety norms of mine as well as environmental laws and rules shall be strictly

followed. Successful bidder is fully responsible for the safety of his staff and workmen

and must equip them with safety appliances and tools.

a) The successful bidder shall be responsible for provision of safety arrangements &

protective equipments for all persons/employees on the site whether or not engaged

in actual operation or supervision. Successful bidder shall also be responsible for

safety arrangements of all equipment used and shall employ trained workmen

conversant with safety regulation. Successful bidder shall use only tested equipment

and tools and shall periodically renew tests to the satisfaction of the Engineer. All test

certificates shall be made available to the Engineer at the site of the work. If at any

time, in the opinion of the Engineer, this provision is not complied with; successful

bidder shall forthwith replace such equipment and tools.

b) Successful bidder shall display notices and arrange proper fencing at such places

where hazardous work is being carried out. Successful bidder shall provide it at his

own expense on the works to the satisfaction of the GMDC at such places, proper and

sufficient fire fighting, first aid appliances etc. which shall at all times be available for

viii. General Scope of Successful Bidder:

a) Operation and Maintenance of ETP’s for Three years from the date of commencement

/ as per the instruction received from GMDC to initiate the O&M.

b) All type of spares and maintenance etc. as and when require for the smooth operation

c) Lodging/Boarding of Staff etc.

d) Successful bidder will carry out entire work in a manner to satisfy needs of the GMDC.

e) Successful bidder will remain in contact with the Officer-In-Charge of Environment at

Project and then shall plan their visits in consultation with them.

f) Collection, Storage & Disposal of Sludge in TSDF.

g) Weekly and Monthly Analysis of Effluent and submit analysis reports in hard copy to

project site and in soft copies to project site and corporate office.

h) Arrangement to provide data of online analyzers available on ETP’s on Cloud Server

by providing Server and User ID with Password for online reporting and storage of

data on cloud for pH, TSS, Flow Meter, Energy Meter and Water Meter etc. It should

be initiated within 15 days after the commencement of O&M of ETP at individual

project. In case of not achieving within 15 days, 1% penalty shall be deducted from

the amount of monthly invoice of contractor.

3. Scope of Assistance from GMDC:

i. Inlet water up to prefabricated primary effluent treatment plant.

ii. Power supply & earthing for the equipment.

iii. Essential Chemicals as mentioned above under treatment objective.

iv. Sim Card or LAN Connection for Data on Cloud Server.

v. If required, for any reason, GMDC reserves right to cancel, terminate, amend or reduce

and / or alter this tender document scope and / or bifurcate and / or increase and/or

reduce the contract work at any time without giving any notice to the successful

Bidder(s) without incurring any responsibility.

4. Qualification Criteria:

(i) Bidder should have experience in operation and maintenance in at least 1 effluent

treatment plants of capacity not less than 500 KLD in last 5 years ending on

(ii) Bidder should have minimum 10 years of experience in the field of Effluent Treatment

Plant ending on 31/12/2025.

(iii) Annual Average turnover of last three financial years should be at least 80 Lakhs or

above ending on 31/03/2025.

(iv) Net Worth of bidder should not be negative in last 5 financial years ending on

(v) Bidder should have its own centralized lab facility for water analysis along with

qualified and experienced staff.

(vi) Interested Bidder has to visit the site at his own cost and shall satisfy him-self with

regard to the nature and extent of the work involved, the actual site conditions,

existing facilities and shall collect any other information which may be required

before submitting the bid. Any further data required during execution of the work /

scheme shall be ascertained by the bidder at his own cost. Responsible authorized

person(s) with authority letter of the interested bidders can only visit the site and

bidders who will not visit the sites as stipulated above shall not be eligible to

participate in the bid. Site visit declaration certified by GMDC project must be

submitted as per format.

5. Duration of Contract:

The period of contract shall be of Three (03) years from the date of commencement of

work of O&M, as per the instructions received from GMDC.

6. Terms of Payment:

After the completion of month of O&M, contractor must submit the bills of O&M at

project along with all the necessary supporting documents as per the requirement of

project. After that month wise payment against monthly RA Bill shall be released by

project considering the compliance of the various conditions mentioned in the work

order. Penalty as mentioned under various clause of this tender document, if

applicable, shall be deducted from the amount of monthly invoice by individual project.

The payment will be done after deducting TDS & other deduction, if any as applicable.

All payments will be made by cheques and/or RTGS only.

7. Taxes, duties & levies and statutory obligations:

All applicable taxes and duties etc. shall be paid additional as per prevailing rules.

“GST will be paid / adjusted / reimbursed to the contractors upon submission of proof

as per prevailing rates & rules to the extent directly related to the services rendered

by the contractor under the said contract subject to production of documentary proof

and party will mention the GST amount separately in the invoice / bill after

considering the abatement, if any.

Any other fresh imposition or variation in existing taxes or levies during the currency

of the contract by the Govt. if applicable after submission of the bid and payable by

the Contractor, shall be reimbursed by GMDC at actual subject to submission of

documentary proof of having remitted the same and to the extent directly related to

the services rendered by the Contractor under this contract. This shall be subject to

submission of documentary proof clearly mentioning the name of work and

respective RA Bill No.

TDS and GST on TDS as per applicable rates will be deducted from the monthly RA

bills as per prescribed rule.

8. Tender Processing Fee and Earnest Money Deposit:

i. A non-interest bearing DD of TENDER processing Fee of Rs. 5000/- (Rupees Five

Thousand only) and additional GST of Rs. 900/- (Nine Hundred only) (18% of tender

processing fee), totaling to 5000 + 900 = 5900/- (Rupees Five Thousand and Nine

Hundred only) and Earnest Money Deposit of Rs. 2,15,100/- (Rupees Two Lakh

Fifteen Thousand One Hundred only) through D.D. only.

It should be submitted along with desired form provided with tender in separate

sealed cover super scribed “TENDER / EMD Fee” in favour of GMDC Ltd. payable at

Ahmedabad from banks approved by Govt. of Gujarat from time to time (except co-

operative bank) in the form and manner acceptable to the GMDC. Any pending dues

against invoice or any other deposit lying with the GMDC will not be adjusted against

Earnest Money Deposit. Any Tender submitted without Earnest Money shall be

summarily rejected and no claim shall be entertained on such rejected tender.

ii. The unsuccessful bidders will be refunded the only EMD amount by way of crossed

cheque / RTGS/NEFT within 30 days.

iii. Tender processing Fee is non-refundable and EMD of contractor/successful bidder

will be refunded within 30 days after the receipt of Security Deposit.

iv. If the successful bidder does not accept the LOI issued by GMDC then EMD amount

paid by the successful bidder will be forfeited.

v. EMD will not bear any interest.

vi. Liquidated damages may be recovered from EMD.

9. Security Deposit:

i. The successful bidder shall have to deposit Security Deposit @ 5% of the total contract

value within the 10 days after the receipt of LOI by way of DD or FD or Bank Guarantee

in favour of GMDC Ltd. payable at Ahmedabad from banks approved by Govt. of

Gujarat from time to time (except co-operative bank) in the form and manner

acceptable to the GMDC.

ii. If the successful bidder does not pay Security Deposit or does not fulfill any of the

terms & conditions of this e-Tender, Earnest Money Deposit paid by such successful

bidder shall be liable to be forfeited by the GMDC.

iii. Security Deposit paid by the successful bidder shall be liable to be forfeited by the

GMDC, if he is not adhere to maintain the terms & conditions of the e-Tender.

iv. Security Deposit paid will be refunded within 3 months after the completion of the

work contract satisfactorily.

v. Security Deposit shall not bear any interest.

vi. GMDC reserves the right to recover the charges or the liquidated damages from the

Security Deposit in the following circumstances:

(i) If contractor cause any damages or destroy any property belonging to GMDC.

(ii) The shortfall amount of all compensations, penalties and other sums of money

payable by successful bidder or recoveries to be made under the terms of this

contract which is due but not paid by the successful bidder in full etc.

10. No Relaxation of Tender Processing Fee/EMD/SD.

No relaxation will be given for Tender fee and SD. Only relaxation in EMD will be given

to MSME agencies on submission of valid proofs.

11. Subletting of the work:

Successful Bidder shall not sublet the work to any other agency but can engage the

manpower from their approved list of contractors only.

12. Acceptance of LOI:

If the successful bidder does not accept the Letter of Intent within the 10 days issued

by GMDC, the EMD paid by him will be forfeited. The work will be awarded to the

technically qualified L1 bidder considering based on lower price received.

13. Liquidated Damages/Penalty:

The Successful Bidders shall be responsible to complete the entire work as specified

/ described under Location and Description of the site as well as the scope of work in

this tender and technical document in accordance with sound and established

practices, regulations applicable, for the purpose(s) specified, free from defects and

suitable for respective uses intended.

Brief of penalties are mentioned as below:

i. In case of failure of deployment of manpower required as per the provisions of the

tender document by the contractor as per the requirement of this tender document,

3% penalty from monthly bill amount (Monthly RA bill) shall be imposed and

deducted from the monthly payment of contractor.

ii. In case of continuous absent of any one or more qualified and experienced manpower

of the contractor beyond 3 days except holidays applicable at individual project of

GMDC, 1% penalty after 3 days from monthly bill amount shall be applicable and

deducted from the Monthly RA bill of contractor.

iii. In case of absent of all the manpower on any day / days including Sunday,

proportional payment of that day shall be deducted from the amount of monthly

payment of contractor.

iv. If bidder fails to collect the sample as well as submission of weekly and monthly

effluent analysis reports within every 10 days after the completion of 7 days period

as well as 1 month period, 1% of penalty shall be imposed as well as shall be deducted

from the amount of Monthly RA bill of the Contractor. But submission of reports is

compulsory even after the said period of 10 days. If bidder has its own NABL

accredited laboratory, in that case, monthly report of effluent has to be compulsorily

done by another NABL accredited laboratory.

v. In case of not achieving all or any one of water parameters as mentioned in treated

effluent in this tender document, 3% penalty shall be deducted from the amount of

Monthly RA bill of the contractor. Basis of deduction may be based on analysis by any

other NABL laboratory arranged by GMDC or results given by any statutory agency

like State Pollution Control Board, CPCB or MOEFCC etc.

vi. Periodic Calibration of Online Analyzers shall be the responsibility of ETP O&M

contractor but GMDC may cross check the same through the Original Equipment

Supplier of these online analyzers to check the deviation, if any. In case of deviation, if

observed, 1% penalty shall be deducted from the amount of Monthly RA bill of the

vii. In case, if any equipment, pumps, motors, other structure etc., which can stop the

operation of ETP, observed out of working, it must be repaired immediately and not

exceeding 2 days but in case of standby equipment, pumps, motors, other structure

etc., it must be repaired by successful bidder within 10 days and in case of failure of

these conditions, there shall be provision of penalty of 2% from the amount of

Monthly RA bill of the contractor.

viii. 10% deviation from effluent quantity mentioned in this tender document on

monthly basis may be accepted but for deviation beyond 10% in monthly total

quantity (@26 days per month), 1% penalty shall be deducted from the amount of

Monthly RA bill of the contractor.

ix. Installation and commissioning of Water Meters on ETP shall be the responsibility of

contractor which should be connected to cloud server and per day data has to be

submitted separately to the GMDC representative at project through e-mail also. It

should be achieved within 15 days of the commencement of work, in case of failure,

1% penalty shall be deducted from the amount of Monthly RA bill of the contractor.

x. Arrangement to provide data of online analyzers available on ETP on Cloud Server by

providing Server and User ID with Password for online reporting and storage of data

on cloud for pH, TSS, Flow Meter, Energy Meter and Water Meter etc. It should be

initiated within 15 days after the commencement of O&M of ETP at individual project.

In case of not achieving within 15 days, 1% penalty shall be deducted from the amount

of Monthly RA bill of contractor.

xi. Penalty against nonfulfillment of any other condition not mentioned in all above

points of penalties, shall be considered @ 1% of the total amount of Monthly RA bill

points of penalties, shall be considered @ 1% of the total amount of Monthly RA bill

GMDC shall be entitled to deduct such penalties from RA Bills / Dues / Security

Deposit etc. that may become payable to the contractor.

14. Acceptance of General Terms & Conditions:

The Successful bidder should unconditionally and compulsorily accept all the terms and

conditions of this tender document including the annexure, corrigendum, if any etc by

signing & stamping on each page.

15. Blacklisting of the Bidder:

The Bidder or its directors should not have been black listed by any Government

Organization within last 3 years from the date of publication of tender. The bidder will

submit declaration to this effect along with the technical bid. If at any time such

declaration is found false, the bid will be rejected or if the contract work is already

awarded, it will be terminated forthwith without payment of any compensation and the

EMD/SD will be forfeited.

16. Non-fulfillment of Terms & Conditions & Termination of the contract:

i. If the successful bidder fails to carry out the work as per terms and conditions of the

contract to the satisfaction of the GMDC, GMDC shall be entitled to forfeit the security

deposit paid by the Successful bidder. This however, shall not absolve the bidder from

his obligation to fulfil the contract. In such event, the CORPORATION shall have a right

to complete and / or to get the work completed at the cost & risk of the Successful bidder

& he/she shall be responsible to pay such cost incurred by the GMDC to complete the

work and / or to get the work completed.

ii. Likewise, if the Successful bidder does not fulfil the terms and conditions of the contract

and does not carry out the work up to the entire satisfaction of GMDC, GMDC has the

right to forthwith terminate the contract at its sole discretion, without assigning any

reason, Under such events, the GMDC shall be entitled to forfeit the security deposit paid

by the Successful bidder and GMDC shall have a right to complete the work and / or to

get the work completed at the risk and cost of the Successful bidder.

iii. For any reasons, if it is required, the GMDC reserves rights to cancel, terminate, amend

and / or alter the contract and / or bifurcate and / or reduce the contract work at any

time without giving any notice to the Contractor and without incurring any

responsibility. For such cases, Successful bidder shall have to take away his labour,

tools, tackles, machinery, equipment etc. and shall leave the site at once or shall have to

carry out the instructions of the GMDC.

17. Jurisdiction:

Matter relating to any dispute or difference arising out of this e-Tender and subsequent

contract shall be subject to the exclusive jurisdiction of Courts at Ahmedabad only.

18. Arbitration:

The parties shall endeavour, in the instance, to resolve any dispute, disagreement or

difference arising out of or in connection with this Agreement, including any question

regarding its interpretation, performance, existence, validity, termination and the rights

and liabilities of the Parties to this Agreement (a “Dispute”) through good faith

“All questions, disputes, differences and/or interpretation of tender & subsequent

agreement whatsoever, which may at any time arise between the parties to this tender

& subsequent in connection with the contract or any matter arising out of or in relation

thereto, shall be referred to Sole Arbitrator as per the provisions of Arbitration and

Conciliation Act, 1996 and the venue of arbitration proceedings shall be at Ahmedabad.

The Language of the Arbitration shall be in English.”

19. Force Majeure:

i. Force majeure is herein defined as any cause which is beyond the control of the

contractor or the Corporation as the case may be which they could not foresee or with

a reasonable amount of diligence could not have foreseen and which substantially affect

the performance of the contract, such as:

a) Natural phenomena such as flood, draughts Cyclone, earthquake and epidemics,

declaration of war.

b) Acts of any government, including but not limited to war, declared or undeclared

priorities, quantities, embargoes, providing either party shall within fifteen (15)

days from the occurrence of such a cause notify the other in writing of such cases.

ii. The Successful bidder will advise, in the event of his/her having resort to this clause by

a registered letter duly certified by the statutory authorities, the beginning and end of

the cause of delay, within fifteen days of the occurrence and cessation of such Force

Majeure condition. In the event of delay lasting over two months, if arising out of Force

Majeure, the contract may be terminated at the discretion of the GMDC.

iii. For delay arising out of Force Majeure, the Successful bidder will not claim extension in

completion date for a period exceeding the period of delay attributable to the causes of

force Majeure and neither company nor he Contractor shall be liable to pay extra costs

(like increase in rates, remobilization, advance, idle charges for labour and machinery

etc.) provided it is mutually established that the Force Majeure conditions did actually

If any of the Force Majeure conditions exists in the place of operation of the Successful

bidder even at the time of submission of bid he will categorically specify them in his bid

and state whether they have been taken into consideration in their quotations.

iv. The Successful bidder of the GMDC shall not be liable for delays in performing his

obligations resulting from any force majeure cause as referred to and/ or defined above.

The date of completion will, subject to hereinafter provided, be extended by a

reasonable time given though such cause any occur after contractor’s performance of

his obligations has been delayed for other causes.

1. The parties to the contract affected by force majeure should also indicate in the notice

about all possible steps taken to reduce the adverse effect of the force majeure event.

2. If the effect of force majeure is likely to affect the parties of the contract for more than

2 months then contract may be terminated with mutual consent.

3. In case of force majeure condition, GMDC reserves the right to extend the period of the

contract suitably and liquidated damages may be reviewed during the force majeure

However, in no case, GMDC will pay any compensation towards force majeure period nor any

compensation will be paid for idle machinery and manpower.

19.0 Changes In Constitution Of Entity:

The Successful bidder shall not change its constitution of entity during the currency of

the contract without prior approval of GMDC. In case the contractor is desirous to

change its constitution during the currency of the contract than upon receipt of the prior

approval from the GMDC, the agreement to that effect shall be executed by and between

GMDC and Successful bidder so as to protect the interest of the parties.

20.0 Successful Bidder shall abide by all the statutory regulations applicable at the project

e.g. Mines Act, Environment Acts, Factory Act and other related Law & Regulations etc.

21.0 Successful Bidder shall abide by all the conditions of this E-Tender as well as the terms

and conditions mentioned in the tender document published for this work.

22.0 Foreclosure

In case of any necessity arising due to any unforeseen reason not in the control of the GMDC

or of the Successful Bidder, GMDC reserves the right to foreclose the contract awarded to the

Successful Bidder and for which the Successful Bidder shall not be entitled to claim any

compensation thereof.

Instruction to Bidders for Online Tendering

1. All Bidders must submit their bid online through the website

https://gmdctender.nprocure.com

2. Bidders who wish to participate in online tenders will have to procure / should have

legally valid Digital Certificate (Class III) as per Information Technology Act-2000,

using which they can sign their electronic bids. Bidders can procure the same from

any of the license certifying Authority of India or can contact (n) code solutions- a

division of GNFC Limited, who are licensed Certifying Authority by Government of

India at address mentioned below at clause

3. All bids should be digitally signed. For details regarding digital signature certificate

and related training involved at the below mentioned address should be contacted:

(n)Procure Cell

(n)Code solutions A division of GNFC

403, GNFC Info-Tower, Bodakdev, Ahmedabad- 380 054 (India)

E-mail : [email protected]

4. Kindly take note that, valid Digital Signature Certificates is a must for all the

interested Bidders. Online tendering process is not possible without a valid digital

signature certificate.

5. Interested Bidders are also requested to complete their procedure for taking digital

signature certificate in respect to filling of application form, supporting documents

with necessary fees at least 3 days before last date of tender submission.

6. (n) code solutions reserve the rights to issue digital signature certificate after

verification of application forms / supporting documents submitted by Bidder. (n)

code solutions is fully authorized to issue digital signature certificate to Bidders.

7. Bidders who have no facility to participate in on-line tenders are requested to

contact (n) code solutions for the same.

8. Free vendor training camp will be organized every Saturday between 4.00 to

P.M. at (n) code solutions-A Division of GNFC Ltd. at address mentioned above.

Bidders are requested to take benefit of the same.

9. All the correspondence in respect to training, support or digital signature certificate

should be addressed to (n) code solutions directly on the above-mentioned address.

In case the Bidders face any difficulty, they may contact the officials of the GMDC or

GNFC on the below mentioned details:

Contact Person: General Manager (Environment)

Contact numbers:

E-mail: [email protected], Website: www.gmdcltd.com

Contact Number: 079-

[email protected]

Bank Details for RTGS

STATUS OF BIDDER

Name of the Bidder

Name & Designation of Authorized person

Copy of last three years Balance Sheet ended on

Name of bankers with full address and telephone

Bank Account Details with IFSC Code etc. so that

EMD can be refund in case of dis-qualification or

if remain unsuccessful.

Details of PAN No.

(Please submit copy of Pan Card)

(Please submit copy of GST Certificate)

Details of MSME, if applicable,

(Please submit copy of Valid MSME Certificate)

Note: Bidders are requested to submit supporting documents duly signed and stamped for

DETAILS OF RELEVANT WORK CARRIED OUT BY THE BIDDER

S. No. Contract Client Details Value

of Actual date Remarks

No. & work work period as per

Date/Year contract

Note: Bidders are requested to submit supporting documents like copies of work

orders &/or completion certificate for above details.

DETAILS OF SKILLED MANPOWER

Particulars of skilled manpower Qualification and Strength Experience

deployed on Year (Nos.) (Year)

Note: Bidders are requested to submit supporting documents including Copies of staff

qualification certificate / bio-data and experience certificate etc. for above details.

DETAIL OF EQUIPMENTS FOR MAINTENANCE AS WELL AS WATER SAMPLE

MONITORING AND ANALYSIS AS PER THIS TENDER DOCUMENT

S. No. DETAIL OF EQUIPMENTS QUANTITY REMARKS

NOTE: COPY OF SUPPORTING OF OWNERSHIP FOR ALL THE ABOVE MUST BE

DECLARATION ABOUT THE SITE VISIT

(ON LETTER HEAD OF THE BIDDER)

We hereby certify that we have visited the site in

respect of tender No. for the work mentioned above. We

have obtained all relevant details, information, data, existing working conditions, existing

industrial environment etc. We have also studied the scope of work proposed in the tender

and availability of resources etc.

We hereby agree and undertake not to raise any dispute and/or objection at any stage on any

ground whatsoever, during the currency of the contract, if awarded to us.

SIGNATURE OF THE BIDDER WITH SEAL

Note: This Annexure should be signed and stamped by GMDC representatives of individual

project after completion of site visit.

Sr. No. Project Contract Value considering 24 Hours O&M

(excluding GST) for Three Years Period (INR)

Year 1 Year 2 Year 3 Total Amount

Year 1 Year 2 Year 3 Total Amount

1 Surkha (N) Lignite

Mine, Bhavnagar

1] Price to be given in INR only.

2] L1 Bidder shall be considered based on lowest amount quoted for particular project for

3] O & M Payment against month wise RA bills shall be released from mining project only.

4] Price bid above should be exclusive of GST which shall be reimbursed additionally as

5] No. of Days in a year for ETP running shall be considered minimum 300 days per Annum.

6] GMDC can reduce the shift at any time but with at least 1 month prior intimation to the

On Bidder’s Letter Head

General Manager (Environment)

Gujarat Mineral Development Corporation Limited,

“Khanij Bhavan”, 132 ft. Ring road,

Nr. University Ground, Vastrapur, Ahmedabad – 380

e-Tender No. – GMDC/ENV/02/2026-27

Subject: Three years Comprehensive Operation & Maintenance Contract of Primary

Effluent Treatment Plant at GMDC’S Surkha(N) Lignite Project, Bhavnagar in Gujarat

I/We are interested in participating in the above e-tender for Three years Operation &

Maintenance Contract of Primary Effluent Treatment Plant on GMDC’S Surkha(N)

Lignite Project, Bhavnagar in Gujarat State.

I/We have adequate experience in wastewater treatment and have adequate infrastructure,

equipments, laboratory facilities and funding at our end to execute the work. I/We have sound

financial position to fulfill any additional requirement if required to carry out the work to the

entire satisfaction of the GMDC as well as for regulatory agencies. I/We shall make our own

arrangement for the completion of subjected work.

Yours faithfully,

[Authorized Signatory, Stamp]

On Bidder’s Letter Head

FROM: LETTER NO.:

General Manager (Environment)

Gujarat Mineral Development Corporation Ltd.,

Khanij Bhavan, 132 Ft. Ring Road,

Near University Ground, Vastrapur,

Ahmedabad – 380 052, Gujarat.

Sub: Tender Processing Fee for Three years Comprehensive Operation & Maintenance

Contract of Primary Effluent Treatment Plant at GMDC’S Surkha(N) Lignite Project,

Bhavnagar in Gujarat State.

With reference to above, and as per terms & conditions of Tender, we are sending herewith DD

No. Dated Name of the Bank and Branch,

for Rs.5900/- [Rupees Five Thousand & Nine

Hundred Only] is being the amount of Tender Processing fee.

Kindly, acknowledge the receipt of the same.

Yours faithfully,

Name / Signature & Stamp

On Bidders Letter Head

FROM: LETTER NO.:

General Manager (Environment)

Gujarat Mineral Development Corporation Ltd.,

Khanij Bhavan, 132 Ft. Ring Road,

Near University Ground, Vastrapur,

Ahmedabad – 380 052, Gujarat.

Sub. : EMD for Three years Comprehensive Operation & Maintenance Contract of

Primary Effluent Treatment Plant at GMDC’S Surkha(N) Lignite Project, Bhavnagar in

With reference to above, and as per terms & conditions of Tender, we are sending herewith

D.D. No. Dated Name of the Bank and

Branch, for Rs. 2,15,100/- (Rs. Two

Lakh fifteen Thousand One Hundred only) through D.D. only being the amount of EMD.

Kindly, acknowledge the receipt of the same.

Yours faithfully,

Name / Signature & Stamp

(On letter head of the Bidder)

The General Manager (Env.),

Gujarat Mineral Development Corporation Ltd.,

“Khanij Bhavan”, 132 ft. Ring Road,

University Ground, Vastrapur, Ahmedabad -

Subject: e-Tender for “Three years Comprehensive Operation & Maintenance Contract of

Primary Effluent Treatment Plant at GMDC’S Surkha(N) Lignite Project, Bhavnagar in

Gujarat State.”

I/we hereby solemnly declare that any of our Directors or Partners, jointly or severally

and/or individually or our firm/company have not been black listed by the Central Govt. or

the State Govt. or its undertakings within last 3 years from the date of publication of this tender.

I/we here by further declare that, if the declaration is found untrue, the GMDC shall be

ent it l ed t o take any action against us severally and/or individually or our firm/company

in this regard in any manner that may be deemed fit by GMDC.

Yours faithfully,

Signature and Stamp of the contractor