Vapi Municipal Corporation Tender for DGPS Survey & Base Map Preparation - Open Works

The selected survey agency will be responsible for:

• Conducting DGPS surveys of open and built-up areas within Vapi.
• Preparing detailed base maps and updating existing records.
• Verifying survey data and records (nimtana) from the DILR office, Valsad.
• Marking the alignment of TP/DP roads and existing road lines.
• Measuring and marking boundaries of government, municipal, and private lands.
• Documenting property details, kotar, and other relevant records.

The process includes:

1. Mobilization of survey equipment and team.
2. Data collection using DGPS technology.
3. Data processing and base map creation.
4. Verification of survey data with existing records.
5. Submission of final reports and base maps.

The agency must ensure compliance with all technical standards and deliver within the stipulated timeline as per the tender document.

The survey equipment must include high-precision DGPS receivers capable of achieving < 5 cm accuracy. The survey process involves:

• Pre-survey site assessment.
• Deployment of DGPS units at designated points.
• Data collection adhering to specified accuracy standards.
• Real-time data processing and quality checks.
• Final data validation and map generation.

The process ensures precise mapping for town planning and property boundary verification, supporting government land records management.

The estimated project budget ranges from ₹10,00,000 to ₹15,00,000, depending on the scope and scale of survey work. The financial breakdown includes:

Payment terms are structured as:

• 30% advance upon contract signing.
• 50% after completion of data collection.
• 20% after submission and approval of final reports.

Bidders must submit detailed financial proposals aligned with this structure, ensuring transparency and compliance with tender guidelines.