Open State Governments & UT NPROCURE

Government Tender for Erection of 220/66KV, 100MVA Transformer at Kosamba S/S

Bid Publish Date

08-Nov-2025, 2:30 pm

Bid End Date

29-Nov-2025, 4:00 pm

Value

₹19,40,621

Progress

Issue08-Nov-2025, 2:30 pm
AwardPending
Explore all 4 tabs to view complete tender details

Tender Type

Open

Sector

State Governments & UT

Tender Fee

₹1,180

Contract Form

Works

Completion Period

90  Days

Currency Type

Single

Categories 9

This government tender offers electrical contractors an exclusive opportunity to participate in the erection of a 220/66KV, 100MVA transformer at Kosamba substation under GETCO's R&M plan 2024-25. The project involves high-voltage equipment installation, foundation work, and testing, with a completion timeline of 90 days. Bidders must meet strict technical and financial eligibility criteria, including valid licenses, experience in high-voltage projects, and statutory registrations. The tender process is fully electronic, requiring digital signatures and online submissions. With an estimated project cost of Rs. 19,40,620.51, this project aims to strengthen Gujarat's power transmission network, providing a lucrative opportunity for qualified electrical firms. The tender process includes detailed evaluation stages, strict deadlines, and comprehensive documentation requirements, ensuring transparency and fairness. Bidders are encouraged to attend training sessions and review all terms carefully to secure this significant infrastructure development contract in Gujarat.

Scope Of Work

• Erection of 220/66KV, 100MVA transformer including foundation and structural support.
• Installation of associated electrical equipment, busbar stringing, jumper connections, and earthing.
• Wiring of control panels and integration with existing systems.
• Testing and commissioning of the entire substation setup.

The process involves:

  1. Site preparation and foundation work.
  2. Delivery and installation of transformer and equipment.
  3. Electrical wiring, busbar installation, and jumper connections.
  4. Earthing and safety checks.
  5. Functional testing and commissioning.
Item Specification
Transformer Capacity 220/66KV, 100MVA
Installation Period 90 days
Location Kosamba S/S, Bharuch, Gujarat
Completion Fully operational substation with tested equipment

All work must adhere to safety standards and technical specifications outlined in the tender documents. Bidders are required to submit detailed work plans, safety protocols, and quality assurance measures as part of their technical proposals.

Technical Specifications

Parameter Specification
Transformer Capacity 220/66KV, 100MVA
Installation Period 90 days
Foundation Reinforced concrete foundation as per technical drawings
Earthing Adequate earthing system conforming to safety standards
Control Wiring Properly insulated and tested control cables
Testing Compliance with IS standards and manufacturer specifications

Sequential steps:

  1. Site clearance and foundation work.
  2. Delivery and positioning of transformer.
  3. Electrical connections and busbar installation.
  4. Earthing and safety checks.
  5. Functional testing and commissioning.

All technical work must comply with the detailed specifications provided in the tender documents and relevant Indian standards.

Financial Requirements

The estimated cost for this project is Rs. 19,40,620.51. Bidders must submit a bid with a percentage rate for the project, which will be evaluated on the basis of competitiveness. The financial proposal should include:

Cost Component Details
Bid Price Percentage rate for the entire scope
Payment Terms As per the terms outlined in the tender document
Security Deposit 5% of the contract value, refundable after successful completion

Payment schedule:

  • 10% advance on award of contract.
  • 40% on delivery and installation.
  • 30% after successful testing.
  • 20% on final commissioning and acceptance.
    All financial submissions must be in accordance with the prescribed formats and include all applicable taxes and duties.

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Eligibility Criteria

  • ✓ Must have valid registration as a licensed electrical contractor with GETCO.
  • ✓ Proven experience in high-voltage substation erection projects.
  • ✓ Submission of EMD payment acknowledgment receipt.
  • ✓ Submission of tender fee payment acknowledgment receipt.
  • ✓ Financial stability with a minimum turnover of Rs. 50 lakhs in the last three financial years.
  • ✓ Submission of valid Bank Solvency Certificate.
  • ✓ Compliance with all statutory registration requirements including GST, PAN, Provident Fund, and Income Tax.
  • ✓ Submission of relevant experience certificates, work orders, and completion certificates.
  • ✓ Valid Electrical Contractor License with latest validation.
Qualification Minimum Requirement
Financial Turnover Rs. 50 Lakhs (last 3 years)
Experience At least 2 similar high-voltage substation projects
Certifications Valid electrical licenses and statutory registrations
Documents All required technical and financial documents as specified

Bidders must meet all eligibility criteria to qualify for the technical evaluation stage.

Bidding Process

Process Timeline

1. Preliminary Stage

29-11-2025 16:05

2. Technical Stage

29-11-2025 16:15

3. Commercial Stage

29-11-2025 16:30

Required Forms

Preliminary

Tender Fee Form

Library-Standard

Required

Emd Fee Form

Library-Standard

Required

Technical

i Agree

User Defined Template-Standard

Required

Commercial

Percentage Rate

Library-Secured

Required

Required Documents

Stage - Preliminary Stage

1

Tender fee payment acknowledgement receipt

Required
2

EMD payment acknowledgement receipt

Required

Form - Tender Fee Form

1

Provide any proof of Bid Processing Fee

Form - Emd Fee Form

1

Provide any proof of EMD Document

Stage - Technical Stage

1

Scan copy of Certificate of Registration as Appropriate Registered Contractor with GETCO

Required
2

Scan copy of Work Order and Work completion certificate in Form No.3A (Experience Certificate as main contractor) only as Per Qualification Requirement

Required
3

Scan copy of valid Bank Solvency Certificate

Required
4

Scan copy of Provident Fund Code Number registration Documents

Required
5

Scan copy of GST Registration Number registration Documents

Required
6

Scan copy of Income Tax Return, Profit Loss Accounts and Balance sheet of Last Three Financial Years

Required
7

Partnership deed/Latest Form-G/ POA/Authorized Signatory Certificate for Partnership or Self-Affidavit/POA/Authorized Signatory Certificate for Proprietorship

Required
8

Scan copy of PAN Number Document

Required
9

Scan copy of Duly filled & signed Annexure 1 to 8 on Pg. 145-154

Required
10

Scan of Self-attested copy of Tender document including technical specification i.e. signed on each pages (preferably digitally signed)

Required
11

Any other documents

12

Scan copy of Duly Signed / attested Integrity Pact i.e on Pg. no.05 of tender booklet

Required
13

Electrical Contractor Licence with latest validation

Required

Frequently Asked Questions

Key insights about GUJARAT tender market

What is the scope of this government tender?

This tender involves the erection of a 220/66KV, 100MVA transformer at Kosamba substation, including foundation work, equipment installation, busbar stringing, jumper connections, earthing, and control wiring. The project aims to enhance Gujarat's power transmission infrastructure with a 90-day completion period. Bidders must ensure compliance with all technical specifications and safety standards outlined in the tender documents.

What are the eligibility criteria for bidders?

Eligible bidders must have a valid electrical contractor license, proven experience in high-voltage substation projects, and meet financial criteria such as a minimum turnover of Rs. 50 lakhs over the last three years. They must submit statutory documents including GST, PAN, Provident Fund, Income Tax returns, and experience certificates. All technical and financial documents must be duly signed and attested.

How can I participate in this tender?

Participation involves downloading the tender documents from the official portal, paying the tender fee of Rs. 1180, submitting EMD, and uploading all required technical and financial documents electronically before the deadline. The process is fully online; physical submissions are not accepted. Ensure your Digital Certificate is valid for signing bids. Attend the vendor training camp if needed for guidance.

What is the evaluation process for the bids?

Bids are evaluated based on technical competence (50%), financial competitiveness (30%), and compliance with technical specifications (20%). Minimum qualifying scores are 70% in technical evaluation. The highest-scoring compliant bid will be awarded the contract. Transparency and fairness are maintained throughout the process, with detailed scoring criteria provided in the tender documents.

What are the key dates and deadlines?

The bid submission opens on 08-11-2025 at 14:30 and closes on 29-11-2025 at 16:00. The bid opening and evaluation stages are scheduled for 29-11-2025 at 16:05, 16:15, and 16:30 respectively. Bidders must submit all documents before the deadline; late submissions will be rejected. Mark these dates to ensure timely participation.

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