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.



Arizona Public Service Company

Dugas – Morgan 500kV East Circuit, AZ
Wilson replaced 44 miles of static wire with Optical Ground Wire (OPGW) on the Dugas - Morgan 500kV transmission line, located north of Phoenix, Arizona. Wilson coordinated with APS and…


Western Alberta Transmission Line, Canada
Wilson worked in a joint venture with Rokstad Power to complete construction of the Western Alberta Transmission Line. With more than 300 employees devoted to the project, the team completed…

Portland General Electric

Port Westward - Trojan #1, OR
Wilson crews battled continual rains, muddy site conditions, changes in design for the installation of new wetland structures, and ingress/egress challenges along the right-of-way to successfully complete the Port Westward…

Bonneville Power Administration

Big Eddy – Knight, WA – OR
The Big Eddy – Knight transmission project for Bonneville Power Administration spanned 29 miles from The Dalles, Oregon, to Goldendale, Washington. The work included 10 miles of double-circuit 500kV/230kV, 4…