Government Tender for Construction of C.T. Crossing Cum Box Culvert in Phophal-1 Irrigation Scheme

The scope of work includes:

• Construction of a C.T. Crossing Cum Box Culvert at Ch. 4900 meters of the Distributory D-2/T Canal in Phophal-1 Section-2.
• Civil works including excavation, foundation, and structural concrete work.
• Installation of precast culvert components as per specifications.
• Ensuring proper alignment and water flow management.
• Complying with all safety and quality standards specified in tender documents.

The process involves:

1. Site preparation and mobilization.
2. Excavation and foundation laying.
3. Casting of culvert and box components.
4. Installation and alignment of culvert structures.
5. Backfilling and compaction.
6. Final inspection and handover.

Materials used must meet the technical specifications detailed in the tender documents, ensuring durability and compliance with civil engineering standards.

The technical specifications include:

• Use of high-quality concrete conforming to IS standards.
• Culvert dimensions: as per detailed drawings in tender documents.
• Structural load capacity: designed for local water flow conditions.
• Materials: durable, weather-resistant, and compliant with government standards.
• Construction procedures: sequential steps ensuring structural integrity.

Technical parameters:

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• Length of Culvert: 4900 meters
• Width: as per drawing
• Thickness: specified in technical drawings
• Material Grade: M30 concrete
• Reinforcement: TMT steel as per IS 4320

The process involves sequentially:

1. Site survey and marking.
2. Excavation and foundation work.
3. Casting of culvert components.
4. Installation and alignment.
5. Quality inspection and testing.

The estimated project cost is approximately ₹8,03,924.83, which includes all civil works, materials, and incidental expenses. Payment will be made in accordance with the progress of work, based on certified bills. The payment schedule is as follows:

• 10% advance upon contract signing.
• 40% after completion of foundation and initial work.
• 40% post installation and inspection.
• 10% after final handover.

Bidders must submit a refundable EMD of ₹900 along with their bid, payable through specified bank instruments. The bid validity period is 120 days from the bid opening date.