Guy F. Atkinson Co.

I-5 - Interstate Bridge (Southbound) (Multnomah County, Oregon)
Contractor, 1958
Vertical lift Parker through truss bridge over Columbia River on Southbound I-5
Open to traffic

Skagit River Bridge (Skagit County, Washington)
Built 1953
Swing bridge over Skagit River on WA 536 in Mount Vernon
Open to traffic

The Dalles Bridge (Wasco County, Oregon)
Contractor, 1954
Through truss bridge over Columbia River on US 197 in The Dalles
Open to traffic