Burnside Bridge (Multnomah County, Oregon)
Bascule Engineer, 1926
Bascule bridge over Willamette River on Burnside Bridge in Portland
Open to traffic

Golden Gate Bridge (San Francisco County, California)
Built 1937
Suspension bridge over San Francisco Bay on US 101 at San Francisco
Open to traffic

Lewis & Clark Bridge (Cowlitz County, Washington)
Built 1929
Through truss bridge over Columbia River on WA 433
Open to traffic