WA 11

Colony Creek Bridge (Skagit County, Washington)
Built 1931
Concrete tee beam bridge over BNSF Railway and Colony Creek on WA 11 (Chuckanut Drive)
Open to traffic

Oyster Creek Bridge (Skagit County, Washington)
Concrete rigid frame bridge over Oyster Creek on WA 11
Open to traffic

Samish River Bridge (Skagit County, Washington)
Built 1920
Concrete arch bridge over Samish River on WA 11
Open to traffic