Gujarat Power Sector Tender for 66kV Line Conversion & HTLS Conductor Installation
Progress
Gujarat Energy Transmission Corporation Limited has issued a comprehensive tender for the supply, installation, testing, and commissioning of 13 high-voltage 66kV transmission lines in Vadodara. The project involves replacing existing conductors with advanced HTLS Silicon Rubber conductors to improve power capacity and reliability. Valued at approximately ₹948.7 million, this turnkey project offers opportunities for experienced electrical contractors with expertise in high-voltage line installation and conductor technology. The tender process is structured in multiple evaluation stages, emphasizing technical competence and cost-effectiveness. Bidders must meet strict eligibility criteria, including submission of essential documents such as GST, PAN, and experience proof. The project duration is 12 months, with a bid validity of 180 days. This project aligns with Gujarat’s strategic objectives to modernize its power transmission infrastructure, reduce losses, and enhance grid stability, making it an attractive opportunity for firms specializing in high-voltage electrical engineering and transmission infrastructure development.
Scope Of Work
The scope of work includes:
- Supply of HTLS conductors with specifications matching or exceeding existing ACSR DOG conductors, ensuring higher ampacity.
- Installation of new transmission line segments along specified routes, including dismantling and replacing existing conductors.
- Testing and commissioning of all installed lines to meet national and international standards.
- Erection of supporting structures and ensuring proper alignment and safety measures.
- Quality assurance and documentation at each stage of installation.
The process involves:
- Site survey and assessment to confirm existing line conditions.
- Delivery of HTLS conductors to designated sites.
- Erection of conductors and supporting structures as per technical specifications.
- Testing of installed lines for electrical performance.
- Final commissioning and handover to Gujarat Energy Transmission Corporation Limited.
| Specification | Details |
|---|---|
| Conductor Type | HTLS (High-Temperature Low-Sag) |
| Conductor Material | Silicon Rubber with higher ampacity |
| Line Voltage | 66kV |
| Project Duration | 12 months |
| Location | Anjar Circle, Vadodara |
All works must adhere to safety regulations, quality standards, and environmental guidelines applicable to high-voltage transmission projects.
Technical Specifications
The technical specifications for the conductors and installation include:
| Parameter | Specification |
|---|---|
| Conductor Type | HTLS Silicon Rubber Conductors |
| Cross-Sectional Area | As per project requirement, typically 300-400 sq. mm |
| Insulation | High-temperature low-sag design |
| Voltage Level | 66kV |
| Testing Standards | IEC 61238, IEEE standards |
The process involves:
- Material Inspection: Verify conductor specifications against technical datasheets.
- Pre-installation Testing: Conduct electrical and mechanical tests.
- Installation: Erect conductors with appropriate tensioning and sag control.
- Post-installation Testing: Perform insulation resistance, continuity, and performance tests.
- Commissioning: Ensure line operates within specified parameters.
All technical activities must comply with applicable safety, quality, and environmental standards.
Financial Requirements
The estimated project cost is approximately ₹948.7 million, with a tender fee of ₹11,800. Payment terms include:
- Bid Security (EMD): To be submitted via bank guarantee or online transfer.
- Payment Schedule:
- 10% on contract signing
- 40% on delivery of materials
- 40% on installation completion
- 10% after successful commissioning
| Cost Breakdown | Amount (₹) |
|---|---|
| Material Procurement | 40% |
| Labour & Installation | 40% |
| Testing & Commissioning | 10% |
| Contingency & Miscellaneous | 10% |
All payments are subject to submission of relevant invoices, certificates, and compliance documentation. The project budget is inclusive of all taxes, duties, and levies applicable under Indian law.
Tender Data
Bid Details
Tender Type
Open
Sector
Power and Energy
Tender Fee
₹11,800
Contract Form
Turn-key
Completion Period
12 Months
Currency Type
Single
Bid Submission Start
07-08-2026 16:30:00
Document Download End
07-09-2026 16:00:00
Bid Validity
180 Days
Additional Tender Data
Commercial Details
Tender Category
Service
Tender Value
₹94,86,97,300
Bid To RA
No
Item Category
Electrical
Authority & Contact
Officer Inviting Bids
Additional Chief Engineer (P&C)
Bid Opening Authority
Additional Chief Engineer (P&C)
Address
GUJARAT ENERGY TRANSMISSION CORPORATION LIMITED Regd. Office: Sardar Patel Vidyut Bhavan, Race Course, Vadodara -390007.
Contact Details
Authority Records
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Documents 19
Part-I 3 Amend -I E-500 HTLS Anjar Circle.pdf
TENDER_DOCUMENT
Part-I 4 EMD BG Format.pdf
TENDER_DOCUMENT
Part-I 5 SD BG Format.pdf
TENDER_DOCUMENT
Part-I 6 Annexure-I and I.A.pdf
TENDER_DOCUMENT
Part-I 7 L2 D to HTLS Anjar Circle.pdf
TENDER_DOCUMENT
9_ERECTION Circular-1.pdf
TENDER_DOCUMENT
10_ Erection circular -2.pdf
TENDER_DOCUMENT
11_Public Proc Circular of GOI.pdf
TENDER_DOCUMENT
13_Letter for CBuD.pdf
TENDER_DOCUMENT
16_Safety_regulation_for_TL.pdf
TENDER_DOCUMENT
28_STD FQP TR LINE JUNE-2014.pdf
TENDER_DOCUMENT
Addendum for core HTLS.pdf
TENDER_DOCUMENT
Form of LD undertaking 1A.pdf
TENDER_DOCUMENT
Form of LD undertaking 1B.pdf
TENDER_DOCUMENT
R1_66KV_HTLS_specs.pdf
TENDER_DOCUMENT
R5 May 24- Silicon Rubber - Print Copy.pdf
TENDER_DOCUMENT
Part-I 2 Tender Spec E-500 HTLS Anjar Circle.pdf
TENDER_DOCUMENT
Part-I 1 Tender Notice E-500.pdf
TENDER_DOCUMENT
Price bid E-500 HTLS Anjar Circle.pdf
TENDER_DOCUMENT
Categories
10
Bidding Process
Process Timeline
15-09-2026 16:05
15-09-2026 16:10
15-09-2026 16:15
Required Forms
Preliminary
Tender Fee Form
Library-Standard
Emd Fee Form
Library-Standard
QR
schedule-3
User Defined Template-Standard
Schedule-6
User Defined Template-Standard
Annexure 1
User Defined Template-Standard
Annexure-2
User Defined Template-Standard
Annexure-3
User Defined Template-Standard
Technical
Schedule-16
User Defined Template-Standard
Annexure-X
User Defined Template-Standard
Commercial
Percentage Rate
Library-Secured
Required Documents
Stage - Preliminary stage
GST number document
RequiredPAN CARD number document
RequiredMobile number and email ID for communication
RequiredTender fee RTGS / NEFT / Online detail
RequiredEMD by RTGS / NEFT / online or Demand draft or Banker’s cheque or Pay order or Bank Guarantee
RequiredSigned Integrity pact
RequiredStage - QR stage
QR related documents-1
RequiredQR related documents-2
RequiredQR related documents-3
RequiredQR related documents-4
QR related documents-5
For MAAT CA certificate
RequiredFor LA CA certificate
RequiredFor Positive Net worth CA certificate
RequiredUndertaking on Relationship with employee
RequiredUndertaking on Conflict of Interest among Bidders / Agents
RequiredUndertaking on Call Before u Dig
RequiredUndertaking for NCLT
RequiredJV agreement
POA by JV partners
Annexure -I
MA Annexure -I.A
Doc for OEM
RequiredDoc for In House design facility
RequiredValid type tests
RequiredDoc for Offered / proposed Conductor
RequiredValid Electrical Contractor License
RequiredGST Registration
RequiredPF Registration
RequiredUndertaking for Public procurement guidelines
RequiredStage - Technical stage
Technical documents-1
RequiredTechnical documents-2
RequiredTechnical documents-3
RequiredTechnical documents-4
RequiredTechnical documents-5
RequiredTechnical documents-6
Technical documents-7
Technical documents-8
Technical documents-9
Technical documents-10
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Eligibility Criteria
Bidders must meet the following eligibility criteria:
- ✓ Must possess valid GST registration and PAN Card.
- ✓ Must submit tender fee payment proof via RTGS/NEFT/Online.
- ✓ EMD (Earnest Money Deposit) through RTGS/NEFT, Demand Draft, Banker's Cheque, Pay Order, or Bank Guarantee.
- ✓ Signed Integrity Pact.
- ✓ Relevant experience in high-voltage transmission line projects, specifically involving conductor replacement and HTLS installation.
- ✓ Valid electrical contractor license.
- ✓ Financial stability with minimum net worth as specified in the qualification criteria.
| Qualification Requirement | Details |
|---|---|
| Experience | Proven track record in similar projects with at least 3 completed projects in the last 5 years |
| Financial Criteria | Minimum average annual turnover of ₹200 million over the last 3 years |
| Certifications | Valid electrical contractor license, ISO certifications (if applicable) |
Additional documents include JV agreements, Power of Attorney (POA), technical and safety certifications, and undertaking on conflict of interest and compliance with government procurement guidelines.
Frequently Asked Questions
Key insights about GUJARAT tender market
What is the primary objective of this Gujarat power transmission tender?
This tender aims to supply, install, test, and commission high-capacity 66kV transmission lines with HTLS conductors in Vadodara, enhancing grid capacity, reducing losses, and supporting Gujarat's energy infrastructure development.
Who is eligible to participate in this tender?
Eligible bidders must have valid GST and PAN certificates, experience in high-voltage transmission projects, electrical contractor licenses, and meet financial criteria. They must also submit all required documents, including EMD and signed integrity pact, as specified in the eligibility criteria.
What are the key technical specifications for the conductors?
The project requires HTLS Silicon Rubber Conductors with higher ampacity than traditional ACSR DOG conductors, suitable for 66kV voltage level. All conductors must meet IEC and IEEE standards, ensuring durability, safety, and performance under high-temperature conditions.
What is the bidding process and timeline?
The process includes publication, pre-bid meeting, bid submission, opening, evaluation, and award. Bids must be submitted by 07-09-2026 16:00, with evaluations completed by 15-09-2026. Bidders should ensure all documents are complete and adhere to deadlines for successful participation.
How is the evaluation of bids conducted?
Evaluation is based on technical competence (70%) and financial bid (30%). Factors include experience, technical approach, past performance, and cost competitiveness. Minimum technical score is 50% to qualify for financial evaluation.