Transmission Construction

Wilson’s high voltage overhead expertise ranges from 115kV to 500kV. Our design and build team offers dedicated solutions to complete projects requiring hot work, environmentally sensitive areas , and other challenging site conditions on time, in any region, and within budget.



Southeast Alaska Power Agency

Swan Lake – Lake Tyee 138kV Transmission Line Intertie, AK
Wilson flew in and installed 252 structures and conductor in a record 9 days. This 138kV transmission line crossed the Tongass National Forest, located in Southeast Alaska, and stretched north…

Bonneville Power Administration

McNary – John Day 500kV Transmission Line, WA – OR
Wilson constructed the McNary – John Day No. 1 500kV lattice steel transmission line, relocated the Rock Creek – John Day 500kV lattice steel single-circuit transmission line, and reconstructed the…

Western Area Power Administration

O’Banion – Elverta – Natomas 230kV Transmission Line, CA
Wilson constructed 34 miles of double-circuit 230kV transmission line in Sacramento, California, for Western Area Power Administration. Crews installed 171 monopole structures with davit arm design on pier foundations. Foundation…

Southern California Edison

Lugo - Eldorado EMT Retrofit
Crews retrofit 108 EMT-3 Towers and 7 EMT-4 towers on private lands. Wilson was awarded this retrofit project as part of an infrastructure replacement program. The project ranged throughout Southern…