Bonneville, Oregon

Tanner Creek Bridge (Multnomah County, Oregon)
Built in 1915 as part of the Columbia River Highway
Concrete deck girder bridge over Tanner Creek on Historic Columbia River Highway Trail in Bonneville
Open to pedestrians

UP - Tanner Creek Viaduct (Multnomah County, Oregon)
Built 1935
Closed-spandrel arch bridge over Tanner Creek on Union Pacific Railroad in Bonneville
Open to traffic