Vadodara Storm Water Drainage Tender: Annual Contract for Laying New Water Drains

The scope of work includes:

• Laying new storm water drainage pipelines in designated zones of Vadodara City.
• Excavation and trenching as per specifications.
• Installation of pipeline sections using approved materials.
• Backfilling and compaction to ensure durability.
• Connecting new pipelines with existing drainage infrastructure.
• Testing and commissioning of installed systems.

The process involves:

1. Site survey and marking of pipeline routes.
2. Preparation of trenching sites following safety and technical standards.
3. Laying and jointing of pipes as per technical specifications.
4. Backfilling and restoration of affected areas.
5. Final testing and obtaining approval from the engineer.

Specifications include:

All works must comply with the general specifications provided in the tender documents, ensuring quality and safety standards are met.

The technical specifications for the storm water drainage work include:

• Pipe material: HDPE or ductile iron conforming to IS standards.
• Diameter: Ranging from 300mm to 900mm based on zone requirements.
• Jointing: Fusion or mechanical joints ensuring leak-proof connections.
• Bedding: Proper bedding as per specifications for stability.
• Testing: Hydrostatic pressure tests and CCTV inspections post-installation.

Sequence of procedures:

1. Conduct site survey and marking.
2. Excavate trenches with safety measures.
3. Lay pipes according to the specified diameter and material.
4. Joint pipes securely, ensuring no leaks.
5. Backfill with approved material, compacting in layers.
6. Conduct testing and commissioning.

All technical activities must adhere to the detailed specifications outlined in the tender documents, ensuring durability, safety, and compliance with local standards.

The estimated contract value is approximately ₹50 million. The financial bid should include a detailed breakdown of costs, including materials, labor, equipment, and overheads. The tender fee is ₹10,000, payable online, and the Earnest Money Deposit (EMD) is to be submitted along with the bid.

Payment terms:

• 10% advance upon contract signing.
• 40% after completion of 50% of work.
• 50% after final acceptance and testing.

Bidders must ensure their financial proposals are competitive and compliant with the tender guidelines. The total bid amount should reflect realistic costs, and any discrepancies may lead to disqualification.