Electric Transmission & Distribution Line Design

TOTH provides clients with a broad range of design and project management services for both transmission and distribution lines ranging from 12.47 kV through EHV class lines. TOTH’s team of professional engineers and support staff has assisted clients all across the country to design lines ranging from under a mile to dozens of miles in length.

Our services include, but is not limited to:

  • Design-Build/EPC (engineer-procure-construct)
  • Survey
  • Right-of-way acquisition
  • Topographic
  • Staking
  • New & existing line design and modeling
  • PLS/CAD modeling
  • Design installation of OPGW/ADSS
  • Materials and steel pole procurement
  • Line routing
  • Permitting/contract administration
  • Work orders

The project referred to as “Jacksonville to Winchester 138kV Storm Hardening” includes the replacement of 57 wooden structures to weathering steel structures on L8‐1, a 138kV transmission line owned by PPI.

Prairie Power, Inc. – Jacksonville to Winchester 138 kV Storm Hardening Transmission Design

TOTH’s professionals are assisting Ouchita Electric Cooperative establish route, establish and procure right-of-way (ROW), design and administer construction contracts for approximately 13.5 miles of 115kV line from new Summerville Switch Station (on AEP’s existing 115kV line) to Ouachita’s existing Summerville distribution station.

Ouachita Electric Cooperative – Summerville 115 kV Transmission Design & Environmental Impact Statement

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