Tender for Rockfall Protection Work at Hadaf Irrigation Scheme in Panchmahal

The selected contractor shall execute the following tasks:

• Conduct site assessment and prepare a detailed work plan.
• Install rockfall protection barriers, nets, and retaining structures on the left hilly side of Hadaf Irrigation Scheme.
• Stabilize loose rocks and soil to prevent future falls.
• Use suitable materials compliant with project specifications.
• Ensure safety measures for workers and site visitors.
• Complete all works within the stipulated six-month period.

The process includes:

1. Mobilization of resources and site setup.
2. Execution of stabilization and protection works.
3. Regular monitoring and quality checks.
4. Final inspection and handover.

Key deliverables include detailed work schedules, safety protocols, and compliance certificates. The contractor must coordinate with project authorities for inspections and approvals.

The project requires the use of high-strength steel barriers, reinforced concrete retaining walls, and soil stabilization techniques. Technical parameters include:

• Steel barriers must conform to ASTM A36 standards.
• Retaining walls should withstand seismic forces as per IS 456 standards.
• Soil stabilization must utilize geotextiles and chemical anchors.

Sequential procedures:

1. Site survey and assessment.
2. Design and approval of stabilization measures.
3. Procurement of materials as per specifications.
4. Execution of stabilization works.
5. Final testing and quality assurance.

Technical compliance certificates must be submitted before project completion.

The total estimated project cost is INR 49,584,885.28. Bidders should submit a bid with a breakdown of costs including materials, labor, equipment, and overheads. Payment terms are as follows:

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

All payments are subject to certification by project authorities and adherence to contractual terms.