Government Tender for Electrical Work: Convert HT Overhead Line to Underground Cable in Rajkot

The scope of work includes:

• Removal of existing overhead HT lines along designated routes.
• Laying underground cables for HT connections as per approved technical specifications.
• Installation of necessary accessories such as junction boxes, cable joints, and termination points.
• Testing and commissioning of the underground cable network to ensure compliance with safety and performance standards.

The process involves:

1. Site survey and preparation.
2. Removal of overhead lines.
3. Trenching and laying underground cables.
4. Installing accessories and connections.
5. Testing, commissioning, and handover.

The project must adhere to all relevant safety standards, technical specifications, and local regulations. Bidders are required to submit detailed technical proposals, including methodology, equipment specifications, and timelines. The work must be completed within 365 days from the date of contract signing.

All work must be executed with quality assurance and environmental considerations, ensuring minimal disruption to urban activities.

The project requires the use of high-quality HT underground cables conforming to IS standards. The cables should have a minimum voltage rating of 11kV and be suitable for direct burial installation. The installation process involves trenching, cable laying, and connection to existing infrastructure. Equipment specifications include:

plaintext

• Cable Type: HT Power Cable
• Conductor Material: Copper or Aluminum
• Insulation: Cross-linked polyethylene (XLPE)
• Sheath Material: PVC or HDPE
• Protection Devices: Surge arresters, circuit breakers

Sequential procedures include:

1. Conduct site survey and prepare trenching plan.
2. Excavate trenches as per technical drawings.
3. Lay underground cables with proper alignment and protection.
4. Connect cables to existing network with appropriate accessories.
5. Perform insulation testing, continuity checks, and commissioning.

All installation activities must follow safety protocols and environmental guidelines to ensure durability and safety of the underground network.

The total estimated cost for this project is ₹30,00,000. The financial breakdown includes:

Bidders must submit a detailed financial proposal with a percentage rate for the work, which will be evaluated for competitiveness. Payment terms are linked to project milestones, with 10% advance, 40% on mid-completion, and 50% on project completion after final inspection. All financial proposals should be inclusive of applicable taxes and duties. The bid validity is 120 days from the submission deadline.