Burnside Bridge (Multnomah County, Oregon)
Bascule Engineer, 1926Bascule bridge over Willamette River on Burnside Bridge in PortlandOpen to traffic
Golden Gate Bridge (San Francisco County, California)
Built 1937Suspension bridge over San Francisco Bay on US 101 at San FranciscoOpen to traffic
Lewis & Clark Bridge (Cowlitz County, Washington)
Built 1929Through truss bridge over Columbia River on WA 433Open to traffic