End-to-End Power T&D Works — From
Transmission Towers to Last-Mile Distribution

1. Substation Civil & Electrical Works

Construction and commissioning of EHV/HV/MV substations from 11 kV to 220 kV. Scope includes civil foundation works, equipment erection, transformer installation, bus bar systems, protection and control panels, earthing networks, and final energisation. Executed for PGCIL, NTPC, NBPDCL, SBPDCL, WBSEDCL, and state PWD clients under RDSS and PSDF schemes.

Key capabilities:

• 33/11 kV distribution substations
• 220/33 kV EHV substations
• GIS & AIS switchgear erection
• Control & relay panel installation
• Transformer erection up to 100 MVA
• Substation civil works (foundations, cable trenches, compound walls, roads)

2. Transmission Line Erection

Supply, erection, and stringing of overhead transmission lines from 33 kV to 400 kV. Complete scope from survey and tower foundation to conductor stringing, hardware fitting, and line testing. Works executed for PGCIL, NTPC Transmission, POWERGRID, and state transcos.

Key capabilities:

• Lattice tower fabrication and erection
• Foundation works (stub setting, concreting)
• ACSR/HTLS conductor stringing
• Insulator and hardware fitting
• Line testing and commissioning
• Tower painting and inspection

3. RDSS Scheme & Smart Metering Works

Execution of works under the Revamped Distribution Sector Scheme (RDSS) — India's largest distribution sector modernisation programme. Scope covers smart prepaid meter installation, feeder separation (agriculture vs. domestic), distribution transformer metering, and DT-level SCADA integration.

Key capabilities:

• Bulk smart meter installation (residential, commercial, industrial)
• Agricultural feeder separation works
• BCS (Boundary Commutation System) installation
• DT metering and monitoring systems
• SCADA/AMI communication infrastructure

4. HT/LT Underground Cable Laying

Trenching, laying, jointing, and testing of high-tension (11 kV, 33 kV) and low-tension (415 V) underground cables for urban distribution networks, industrial zones, and smart city projects. Works include duct bank construction, pull box installation, and cable jointing by certified jointers.

Key capabilities:

• HT cable laying up to 33 kV
• LT cable (4-core XLPE/aluminium)
• Horizontal Directional Drilling (HDD) for road crossings
• Cable jointing (heat shrink, cold shrink, straight/tee joints)
• Testing: tan-delta, insulation resistance, HV pressure testing
• Urban under cabling for smart city projects.

5. Distribution Network Construction & Augmentation

Erection and augmentation of 11 kV and LT distribution networks including pole erection, conductor stringing, AB cable installation, and transformer mounting. Executed for DISCOM and state electricity board projects across rural and semi-urban areas under DDUGJY and RDSS.

Key capabilities:

• 11 kV and LT overhead line construction
• AB (Aerial Bunched) cable installation
• Pole erection (PCC/rail/tubular)
• Distribution transformer (25 kVA to 1,000 kVA) installation
• Service connection works
• Rural electrification under DDUGJY/RGGVY

6. Electrical Maintenance & AMC Services

Annual maintenance contracts and breakdown maintenance for substations, distribution networks, and industrial electrical systems. Includes scheduled shutdown maintenance, equipment testing, relay calibration, and emergency breakdown response with 24-hour availability.

Key capabilities:

• Substation shutdown maintenance
• Transformer oil testing and filtration
• Relay testing and calibration
• CT/PT testing
• Circuit breaker maintenance
• 24×7 breakdown response teams
• O&M contracts for 33/11 kV substations