Gujarat Water Supply & Sewerage Board Tender for 10-Year Water Infrastructure Project in Vav-Tharad

The scope of work for this project includes:

• Design, supply, installation, testing, and commissioning of water pipelines, including rising mains and gravity mains
• Construction of pump houses, civil structures, and associated mechanical and electrical equipment
• Installation of elevated service reservoirs and water sump tanks
• Construction of staff quarters, compound walls, and approach roads
• Operation & maintenance of all civil, mechanical, and electrical infrastructure for a period of 10 years

The process involves:

1. Initial site survey and soil investigation
2. Design approval and detailed planning
3. Procurement of materials and equipment
4. Construction and installation of pipelines, structures, and electrical/mechanical systems
5. Testing, commissioning, and handover
6. Post-commissioning operation and maintenance for 10 years

The technical specifications include:

Sequence of procedures:

• Conduct soil and site surveys
• Prepare detailed engineering drawings
• Procure materials as per specifications
• Execute construction in phases
• Perform testing and commissioning
• Complete handover with documentation

Code snippet for pipeline specifications:

Material: HDPE, PN 16
Diameter: 160mm to 500mm
Pressure Rating: 16 bar
Standards: IS 14333

The estimated project cost is approximately INR 841.84 crore, with a tender fee of INR 30,000. Bidders must submit an earnest money deposit (EMD) of INR 8.42 crore. Payment terms are as follows:

• 10% of the contract value as advance upon award
• 30% during construction milestones
• 20% on completion of civil works
• 20% after successful testing and commissioning
• Remaining 20% after 10 years of operation & maintenance

The bid validity period is 180 days from the bid submission deadline. All financial documents must be submitted in prescribed formats and sealed securely as part of the technical bid.