TERAWATT Engineering

Greenfield and brownfield substation physical and electrical engineering design packages.

• Physical Design

  Detailed design for high-voltage substations, including site layouts, foundation and structural coordination, bus and equipment arrangements, grounding, and control enclosure layouts.

• Protection and Controls (P&C) Design

  Single-line diagrams, AC/DC schematics, wiring diagrams, relay panel elevations, and studies including load flow, short circuit, and protection coordination.

• BESS and Renewable Interconnection Design

  Substation and yard design for solar, wind, and battery energy storage system (BESS) utility interconnections.

• Drafting

  CAD drafting, smart drawings, and 3D substation rendering.

Overhead and underground line design and engineering solutions for utility and developer systems.

• Overhead Line Design

  Power line design up to 500kV using wood, steel, composite, laminate, and lattice tower structures, including single pole replacements and conversions.

• Underground Line Design

  Heavy underground power lines from 4kV to 69kV and overhead-to-underground conversions.

• Fiber Optic Design

  Buried and overhead fiber optic design, specializing in OPGW and ADSS transitions and infrastructure interfaces.

Layout and installation design for electric vehicle charging setups.

• EV Charger Design

  EV charging layout and installation designs complete with stamped engineering drawings.