City of the Dalles, Oregon

Mill Creek Bridge (Wasco County, Oregon)
Built 1920; rehabilitated 2001
Stringer bridge over Mill Creek on W 6th Street in City of the Dalles
Open to traffic

Seufert Viaduct (Wasco County, Oregon)
Built 1920
Stringer bridge over Fifteen Mile Creek on Viewpoint Road (Historical Columbia River Highway) in The Dalles
Open to traffic

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