Power Transmission / Distribution Engineering
From conceptual design to as-built, the ESP team of companies has the unique ability to support our clients through every project phase. Our engineers possess a varied utility and consulting background with experience encompassing transmission/distribution line and substation design, structural engineering, site civil and access road design, construction support, and project management.
With roots deeply entrenched in the power delivery market, many of our engineers previously served in power utility departments, giving us a unique perspective and appreciation of the challenges our clients face. Our team has also developed many strong and collaborative client relationships with investor-owned utilities, electric cooperatives, environmental consultants, construction companies, telecommunications companies, and power and telecommunications consultants.
This depth of experience, coupled with our expertise in civil and structural engineering, allows us to provide a tailored product specific to your needs. The ESP team of companies designs with construction and maintenance in mind and consistently seeks ways to help our clients reduce capital and operating costs.

Transmission Line Design
Our team provides full lifecycle PLS CADD-based transmission line design (69kV – 500kV) for new builds, rebuilds, relocations, re-rates, and OPGW replacements.

Our transmission line engineering services include:
- Foundation Design: direct embed structures, steel reinforced concrete piers, piles, & marine structures
- Structure Design: engineered steel, switch structures, hybrid, etc
- Shop drawing review & coordination of vendor materials
- Lattice steel tower analysis for telecom joint use, structure remediation, & major water crossings
- NERC FAC-008 compliance engineering
- Design criteria development & as-builts process definition
- EMF analysis
- Cost estimating & analysis
- Development of federal, state, & local permit drawings
- Project management support services
- Maintenance
- Storm response
- Field engineering services
- Construction specification development & review
- Distribution, joint use, & DOT coordination
- Clearing plans & work order package development
Distribution Line Design
Our team provides overhead and underground distribution line design for new builds, rebuilds, relocations, high-capacity feeders, and transmission under-builds.

Our distribution line engineering services include:
- Wood, concrete, & ductile iron poles
- Open trench, directional drilling, bore-and-jack design
- Permitting: DOT, environmental, local, railroad
- Joint use coordination
- Material & construction specifications
- Shop drawing review & coordination of vendor materials
- Utility-grade solar interconnections
- Automatic source transfer
- Fuse coordination studies
- Maintenance
- Storm response
- Field engineering services
- Power supply proposal evaluation / contracts for wholesale & solar
- Master Planning: load forecasts, contingency analysis, recommended program of improvements
- Cost estimating & analysis
- Retail electric rates & tariff sheets
- Electric service policies