Tender Notice for Gas Turbine Air Intake Filter House Cleaning at Dhuvaran Power Station

This government tender invites qualified contractors to undertake the cleaning and replacement of the Air Intake Filter House of the Gas Turbine at Dhuvaran Gas Based Power Station, located in Anand, Gujarat. The project is part of the power and energy sector, focusing on maintaining operational efficiency of the 375 MW Combined Cycle Power Plant (CCPP-III). The scope includes comprehensive cleaning, replacement, and maintenance of critical air filtration components to ensure optimal turbine performance. The tender is open to experienced firms with relevant technical expertise and financial stability. The estimated project cost is approximately ₹8,90,810.39, with a completion period of 18 months. Bidders must submit their proposals through the online nProcure platform, adhering to specified eligibility and technical criteria. The process involves multiple stages, including preliminary, technical, and commercial evaluations, with detailed documentation and certification requirements. This opportunity is ideal for power sector contractors seeking government projects with transparent procedures and clear deadlines.

The scope of work involves the cleaning and replacement of the Air Intake Filter House of the Gas Turbine at Dhuvaran Gas Based Power Station. Key deliverables include:

• Removal of existing filters and cleaning of the filter house
• Replacement of worn or damaged filters with new, certified components
• Inspection and testing of the air intake system post-replacement
• Ensuring compliance with all safety and environmental standards

The process includes the following steps:

1. Mobilization of the work crew and equipment.
2. Disconnection and removal of existing filters.
3. Thorough cleaning of the filter house and associated components.
4. Installation of new filters as per specifications.
5. Conducting operational tests to verify system performance.
6. Final inspection and handover.

Specification	Details
Power Capacity	375 MW
Location	Dhuvaran, Anand, Gujarat
Completion Period	18 months
Estimated Cost	₹8,90,810.39

**Important Requirements:** - All work must be carried out as per the technical standards specified by Gujarat State Electricity Corporation Limited. - Use only certified and approved filter components. - Maintain safety protocols throughout the project duration.

Bidders must meet the following eligibility requirements:

• ✓ Must have valid registration and licenses for power plant maintenance services.
• ✓ Must submit scanned copies of tender fee and EMD details at preliminary stage.
• ✓ Must have relevant experience in similar power plant filtration and maintenance projects.
• ✓ Financial stability demonstrated by annual turnover of at least ₹50 lakh in the last three years.
• ✓ Must possess valid GST registration and other statutory certifications.

Qualification Criteria	Minimum Requirement
Tender Fee Payment	₹885 via online transfer or DD
EMD Amount	₹8,908 (to be submitted as BG/DD)
Experience	Minimum 2 similar projects in power sector
Financial Turnover	₹50 lakh annually for last 3 years

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

The technical specifications for the air intake filters include:

Parameter	Specification
Filter Type	High-efficiency particulate air (HEPA) filters
Material	Stainless steel casing with HEPA media
Capacity	Suitable for 375 MW gas turbine
Certification	Must comply with IS/ISO standards
Installation	Secure mounting with vibration damping

Sequential procedures for technical compliance: 1. Review of existing filter system. 2. Procurement of certified filters matching specifications. 3. Removal of old filters and cleaning of the filter house. 4. Installation of new filters. 5. Conducting pressure and leak tests. 6. Final approval and documentation.

Ensure all technical activities adhere to safety and environmental regulations.

The estimated project cost is approximately ₹8,90,810.39, which includes material, labor, and miscellaneous expenses. Payment terms are as follows:

Payment Schedule	Details
Mobilization Advance	10% upon project start
Progress Payments	50% based on milestones
Final Payment	40% after successful completion and acceptance

Bidders must submit a detailed financial proposal with clear breakdowns. All payments are subject to approval of work progress and compliance with contractual terms. The bid offer must be valid for 180 days from the submission deadline.

The bidding process involves the following steps:

1. Download and review tender documents from the official nProcure platform.
2. Submit technical and financial bids online before the deadline.
3. Preliminary evaluation of submitted documents on 04-06-2025.
4. Technical evaluation scheduled for 04-06-2025.
5. Commercial evaluation to be completed by 05-06-2025.
6. Bid opening will be conducted by the Addl. Chief Engineer (G.), DGBPS.

Important instructions:

• Ensure all documents are uploaded in the specified format.
• No offline submissions will be accepted.
• Bidders must have valid digital certificates for signing bids.

Event	Date	Details
Bid Submission Deadline	03-06-2025 18:00	Last date for online bid submission
Bid Opening	04-06-2025	Preliminary and technical evaluation
Commercial Evaluation	05-06-2025	Final bid assessment

Bidders are advised to follow the detailed instructions to ensure smooth participation.

Bids will be evaluated based on:

Criteria	Weightage
Technical Compliance	40%
Experience & Past Performance	30%
Financial Offer	20%
Delivery Schedule	10%

Minimum thresholds: - **Technical compliance score must be at least 70%.** - **Financial bid must be within the estimated budget.** - **Experience criteria must be met as per eligibility.**

Evaluation will be transparent, and only qualified bids meeting all criteria will proceed to final selection.

Date	Event	Details
08-05-2025	Bid Submission Start	Bidders can begin submitting bids
03-06-2025	Bid Submission End	Last date for bid submission at 18:00
04-06-2025	Preliminary & Technical Evaluation	Scheduled at 15:30 and 15:35 respectively
05-06-2025	Commercial Evaluation	Scheduled at 15:30
04-06-2025	Bid Opening	Official bid opening date

**Note:** All deadlines are strict. Bidders must adhere to the specified timelines.

Addl. Chief Engineer (G.), DGBPS

• Address: Dhuvaran Gas Based Power Station, Dhuvaran
• Phone: 9978935585
• Email: nprocure@ncode.in

Contact Person	Role	Phone	Email
Addl. Chief Engineer	Bidding Authority	9978935585	nprocure@ncode.in

For queries or assistance, bidders can contact the support team at the provided phone number or email. Support is available during official working hours.*

All bidders are encouraged to attend the free vendor training sessions organized every Saturday at (n)code solutions, Ahmedabad, to familiarize themselves with the online bidding process. The tender document can be downloaded free of cost from the official nProcure portal. Ensure all required documents, including EMD and tender fee receipts, are uploaded in the prescribed format. Late submissions or incomplete bids will be rejected. The project aims to enhance the efficiency of the power station's air intake system, contributing to reliable power generation. Bidders must comply with all safety, environmental, and technical standards specified in the tender documents. The Gujarat State Electricity Corporation Limited is committed to transparent and fair procurement practices.