• Cleaning of underground and overhead water tanks at designated locations within Danilimda Ward.

• Removal of sludge, debris, and biofilms to ensure water quality.

• Disinfection and sanitization of all water tanks following cleaning procedures.

• Inspection and maintenance of tank structures to identify any damages or leaks.

• Compliance with municipal water safety standards and guidelines.

• Use of approved cleaning agents and equipment to ensure environmental safety.

• Final testing of water quality before re-commissioning.

• Documentation and reporting of work completion and water quality tests.

Process flow:

1. Site assessment and preparation.
2. Drainage and removal of water.
3. Mechanical and chemical cleaning.
4. Sanitization and disinfection.
5. Inspection and repairs.
6. Final water quality testing.
7. Documentation and handover.

Sequential Procedure:

1. Conduct site inspection.
2. Drain existing water.
3. Perform mechanical cleaning.
4. Apply chemical disinfectants.
5. Conduct final inspection and water testing.
6. Complete documentation.

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Example of cleaning process

1. Drain water
2. Remove sludge
3. Clean with high-pressure jets
4. Disinfect
5. Test water quality

The project has an estimated cost of INR 4,99,365. The payment schedule is as follows:

Bid submission must include detailed cost breakdowns, including labor, materials, equipment, and miscellaneous expenses. Bidders should ensure all financial documents are valid and up-to-date, as per tender requirements.