Government Tender for Installation of Mesh Type Earthing at 66KV Substations in Amreli District

This government tender invites qualified electrical contractors to undertake the installation of mesh type earthing, grid, and reactivation of earthing systems at 66KV substations in Amreli district, Gujarat. The project is part of the Power and Energy sector's R&M plan for 2020-21, aiming to enhance substation safety and reliability. The scope includes installation, testing, and commissioning of earthing systems at two key substations: Lathidad and Navagam. The tender is issued by Gujarat Energy Transmission Corporation Limited (GETCO), a leading power transmission organization. The project duration is approximately 3 months, with a total estimated cost of around INR 10,675,517. Bidders must meet strict eligibility criteria, including valid electrical licenses, financial stability, and prior experience in electrical substation works. The tender process is open, with submission deadlines set for June 20, 2025. This opportunity is ideal for experienced electrical contractors specializing in substation maintenance and earthing systems, seeking to contribute to Gujarat's power infrastructure development.

The scope of work for this tender includes:

• Installation of mesh type earthing systems at specified 66KV substations.
• Grid installation and reactivation of existing earthing to ensure safety and compliance.
• Testing and commissioning of the installed earthing systems.

The process involves the following steps:

1. Site inspection and preparation.
2. Procurement of materials as per technical specifications.
3. Excavation and laying of mesh type earthing grid.
4. Connection and integration with existing substation earthing systems.
5. Testing for continuity, resistance, and safety standards.
6. Final inspection and commissioning.

Key deliverables include:

Item	Specification
Earthing Mesh	Mesh type, corrosion-resistant material
Grid Conductors	Copper or GI as specified
Testing	Resistance < 1 ohm, safety compliance

The work must adhere to the technical standards outlined in the tender document, including safety protocols and quality assurance measures.

Bidders must fulfill the following eligibility criteria:

• ✓ Must have valid electrical contractor license with latest validation.
• ✓ Proven experience in electrical substation earthing system installation.
• ✓ Financial stability with a minimum annual turnover of INR 20 lakhs in the last three years.
• ✓ Submission of last three years' ITR, balance sheets, and profit-loss statements.
• ✓ Valid GST registration with active GST No.
• ✓ Bank solvency certificate of at least 20% of the bid value.
• ✓ MSME registration (if applicable).
• ✓ Valid PF registration and latest EPF challan.
• ✓ Submission of all required documents as specified in the tender.

Qualification Requirement	Details
Electrical License	Valid and current
Experience	Minimum 2 completed projects in substation earthing
Financial Criteria	Annual turnover >= INR 20 lakhs
Document Submission	Complete with all mandatory certificates and proofs

**Note:** Non-compliance with eligibility criteria will disqualify the bidder.

The technical specifications include:

Parameter	Requirement
Earthing Mesh Material	Copper or Galvanized Iron (GI)
Mesh Size	As per IS standards, typically 1m x 1m
Conductivity	Minimum 58 MS/m for copper
Resistance	Less than 1 ohm as per testing standards
Testing Procedure	Continuity test, earth resistance test, safety compliance

Sequence of work:

1. Site assessment.
2. Material procurement.
3. Excavation and mesh laying.
4. Connection and jointing.
5. Testing and quality check.
6. Final commissioning.

All materials must conform to relevant IS standards and be certified for electrical safety and durability.

The estimated project cost is INR 10,675,517. The financial breakdown includes:

Item	Cost (INR)
Material	6,000,000
Labour	3,000,000
Testing & Commissioning	1,000,000
Miscellaneous	675,517

The bidder must submit a bid security (EMD) of INR 15,000, valid for 180 days from bid submission date. Payment terms include 30% advance, 50% during mid-project, and 20% on completion and acceptance. The total bid amount should be inclusive of all taxes and duties, with clear cost breakup provided in the financial bid.

The bidding process involves the following steps:

1. Download the tender document from the official portal.
2. Submit the tender fee of INR 1180 via RTGS/NEFT/Online payment.
3. Prepare and upload all required documents before the deadline.
4. Attend the pre-bid meeting if scheduled.
5. Submit the bid online on or before June 20, 2025, 4:00 PM.
6. The technical and financial bids will be opened as per schedule.

Timeline	Date & Time
Bid Submission Start	30-05-2025 11:00 AM
Bid Submission End	20-06-2025 4:00 PM
Tender Opening	20-06-2025 4:30 PM

**Important:** Bidders must ensure all documents are properly uploaded and comply with the tender guidelines.

Evaluation will be based on:

Criteria	Weightage
Technical competence and experience	40%
Financial bid	30%
Past project performance	20%
Compliance with eligibility criteria	10%

Minimum qualifying marks in technical evaluation are 70%. Bidders must score at least 60% in financial evaluation to qualify. The final selection will be based on combined scores, emphasizing technical capability and cost competitiveness.

Date	Event	Details
30-05-2025	Tender Notice Release	Opening for bid submissions
20-06-2025	Bid Submission Deadline	4:00 PM
20-06-2025	Tender Opening	4:30 PM
20-06-2025	Evaluation Completion	Results announced

**Note:** Bidders are advised to submit all documents before the deadline to avoid disqualification.

For queries and assistance, contact:

Name	Designation	Email	Phone
Superintending Engineer (Tr.)	Tr. Circle Office, Amreli	setramreli@rediffmail.com	+91-79-40007517

Additional support can be obtained from (n)code solutions at:

• Address: GNFC Infotower, S.G. Road, Ahmedabad
• Phone: +91-79-40007517, 40007514, 40007515
• Email: nprocure@ncode.in

Bidders are encouraged to contact well in advance for clarifications and training sessions.

All participating bidders must adhere to the terms and conditions specified in the tender document. The tender process is transparent and conducted electronically to ensure fairness. Bidders are advised to review all technical, financial, and eligibility requirements carefully. The project aims to improve the safety and reliability of Gujarat's power infrastructure, contributing to the state's ongoing development in the power and energy sector. The tender includes provisions for site inspection, quality assurance, and compliance with safety standards. Successful bidders will be required to sign a contract and adhere to all contractual obligations, including timely completion and quality standards.