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Underground Transmission Services
When public demand, regulations, physical barriers or environmental risks drive power lines underground, POWER provides complete engineering, environmental, and installation services that help you develop a reliable, economical system. With a full-service team of experts, we can support any underground transmission need, from preliminary studies and permitting though detailed design and energization.
Expert Analysis and Insights
We consider all options for our clients. We conduct overhead-to-underground comparisons as well as feasibility studies and cost estimates that identify viable alternatives. With our extensive knowledge of installation methods and on-site construction management experience, we have the perspective and the expertise to meet your project needs.
Evaluating the Right System
We provide a range of services to determine the appropriate system for your needs given the natural subsurface environment, existing underground utilities and the size of the line:
- Evaluation of the cable system types
- Alternative identification & analysis
- Sizing of cable and pipe
- Cable pulling calculations
- Location and design of vaults
- Ampacity and loss calculations
- Heat dissipation considerations