Custom Bid for Services - Miscellaneous Electrical Maintenance Works in 220KV Substation in Smelter
National Aluminium Company Limited
Posted:
16 November 2024
Closed:
14 December 2024
GEM
Open Power and Energy NPROCURE
Government Tender for 220kV Bus Strengthening & Earthing at Amreli Substations
Progress
Issue02-Feb-2026, 7:30 am
AwardPending
Tender Type
Open
Sector
Power and Energy
Tender Fee
₹1,180
Contract Form
Works
Completion Period
3 Months
Currency Type
Single
Categories
8
This government tender offers a significant opportunity for electrical contractors and power infrastructure companies to participate in upgrading high-voltage substations in Gujarat. The project involves strengthening 220kV bus systems at Otha substation and installing mesh earthing at Kadiyali substation, essential for reliable power transmission and system safety. Managed by Gujarat Energy Transmission Corporation Limited (GETCO), this tender emphasizes technical excellence, safety standards, and timely completion. Bidders must meet strict eligibility criteria, including valid licenses, experience, and financial stability. The project timeline is 3 months, with a bid deadline of 23rd February 2026. Successful bidders will contribute to enhancing Gujarat’s electrical infrastructure, ensuring efficient and safe energy distribution. Download the detailed tender document and participate in this competitive procurement process to be part of Gujarat’s power sector development.
Scope Of Work
The scope of work includes:
- Conversion of 220kV Bus from Twin Zebra to Twin Moose configuration at Otha substation.
- Mesh type earthing installation at 66kV Kadiyali substation.
The key deliverables are:
- Complete disassembly and removal of existing bus components.
- Installation of new bus bars and associated hardware.
- Testing and commissioning of the upgraded bus system.
- Installation of mesh earthing system complying with safety standards.
Sequential process:
- Site assessment and preparation.
- Disconnection of existing bus and earthing systems.
- Installation of new bus configuration and earthing system.
- Conducting testing, commissioning, and safety checks.
- Handover and documentation.
Specifications comparison:
| Parameter | Existing | Upgraded |
|---|---|---|
| Bus Type | Twin Zebra | Twin Moose |
| Voltage Level | 220kV | 220kV |
| Earthing Type | Conventional | Mesh type |
All work must adhere to applicable electrical safety standards, and bidders must ensure minimal disruption to ongoing operations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Bus Conversion | Twin Zebra to Twin Moose |
| Voltage | 220kV |
| Earthing System | Mesh type, compliant with IEEE and IEC standards |
| Earthing Resistance | < 1 ohm |
| Material | High conductivity copper/aluminum |
| Testing | Insulation resistance, continuity, and safety checks |
Process:
- Detailed design review.
- Procurement of materials as per specifications.
- Installation and connection.
- Testing and commissioning.
- Final inspection and documentation.
Financial Requirements
The estimated project cost is INR 12,10,671.74. The payment will be made in accordance with the project milestones:
| Milestone | Payment Percentage |
|---|---|
| Contract signing | 10% |
| Completion of bus conversion | 50% |
| Earthing system installation | 30% |
| Final testing and handover | 10% |
Bidders must submit a refundable EMD of INR 24,213.43 (2% of estimated cost). The bid validity period is 180 days, and all payments are subject to satisfactory completion of each milestone as per contract terms.
Documents 1
T-11 RM work Mahuva division.pdf
TENDER_DOCUMENT
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Eligibility Criteria
✓ Must have valid electrical contractor license in Gujarat or equivalent.
✓ Must provide proof of registration with GETCO or relevant power authority.
✓ Minimum 3 years of experience in high-voltage substation upgrades.
✓ Financial stability with a minimum bank solvency of 20% of bid value.
✓ Submission of latest GST registration, PAN card, and ITR for the last three years.
✓ Valid EPF and PF registration certificates.
✓ Experience certificates for similar projects completed within the last 5 years.
| Qualification | Minimum Requirement |
|---|---|
| Electrical License | Valid and active |
| Experience | 3+ relevant projects |
| Financial | Solvency certificate of 20% of bid value |
| Certifications | GST, PAN, EPF, ITR |
| Experience Certificates | Work orders and completion certificates |
Bidders must meet all criteria to qualify for submission.
Bidding Process
Process Timeline
1. Preliminary Stage
23-02-2026 16:30
2. Commercial Stage
23-02-2026 17:00
Required Forms
Preliminary
Tender fee and EMD form AMRELI
User Defined Template-Secured
Commercial
Percentage Rate
Library-Secured
Required Documents
Stage - Preliminary Stage
1
Attach detail of Tender Fee payment . Scan copy of RTGS /NEFT/Online payment Receipt.
Required 2
Attach detail of EMD payment . Scan copy of RTGS /NEFT/Online payment Receipt
Required 3
Attach scan copy of GETCO registered contractor of any Class with latest validation .
Required 4
Attach scan copy of Certificate valid Electrical Contract License with latest validation.
Required 5
Attach scan copy of GST Registration. GST No. must be online active
Required 6
Attach scan copy of PAN Card
Required 7
Attach scan copy of Latest Bank Solvency Certificate of a sum of minimum 20 percent of Bid Value.
Required 8
Attach scan Copy of last three years ITR, balance sheet and profit loss statement.
Required 9
Attach scan copy of PF Registration certificate.
Required 10
Attach scan copy of latest EPF paid challan.
Required 11
Attach Scan copy of Integrity pact as per given in tender.
Required 12
Attach Scan copy Annexure-I on company letter pad as per format given in tender.
Required 13
Attach Scan copy Annexure II and III on company letter pad as per format given in tender.
Required 14
Attach Scan copy Schedule 1 to 7 on company letter pad as per format given in tender.
Required 15
Attach Scan copy of Details of partners/ Directors of the Firm/Company Partnership Deed if applicable.
16
Attach Copy of Notarized Power of Attorney as the case may be.
17
Attach Scan copy of MSME Registration Certificate (If Applicable)
18
Attach Scan copy of Work Orders for relevant work experience including Schedule-B
Required 19
Attach Scan copy of Form-3A (Work Completion Certificates) for the Work Orders of relevant work experience
Required 20
Attach Scan copy of Self-attested tender document i.e. Attach signed on each pages (Preferably digitally signed)
Required 21
Attach scan copy of EMD refund application on company letter pad with stamp and sign as per format given in tender.
Required 22
Attach Check List of minimum documents require for online bid submission by bidder on company letter pad with stamp and sign as per given in tender.
Required 23
Attach any require documents as per tender condition which is not in above.
Frequently Asked Questions
Key insights about GUJARAT tender market
What is the deadline for bid submission?
The bid submission deadline is 23rd February 2026 at 4:00 PM. Bidders must upload all required documents and bids before this time to be considered.
What documents are required for eligibility?
Eligible bidders must submit valid electrical licenses, GST registration, PAN, ITR, bank solvency certificate, experience certificates, EPF, and other specified documents as detailed in the tender notice.
How can I participate in the tender?
Bidders need to download the tender documents from the official portal, prepare all mandatory documents, and submit their technical and financial bids online via the NProcure platform before the deadline. Training sessions are available for guidance.
What is the scope of work involved?
The scope includes converting 220kV bus configuration at Otha substation from Twin Zebra to Twin Moose and installing a mesh earthing system at Kadiyali 66kV substation, adhering to safety and technical standards.
Who can I contact for support during the bidding process?
For support, contact [email protected] or call +91-79-40007517, 40007514, 40007515 during working hours. Assistance is also available at the vendor training sessions organized weekly.
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Documents 1
T-11 RM work Mahuva division.pdf
TENDER_DOCUMENT