Alsea Bay Bridge (Lincoln County, Oregon)
Built 1992Rainbow arch bridge over Alsea Bay on US 101 in WaldportOpen to traffic
Arch Cape Creek Bridge (Clatsop County, Oregon)
Built 1937Wooden bridge over Arch Cape Creek on US 101Open to traffic
Arch Cape Tunnel (Clatsop County, Oregon)
Built 1937Tunnel under Arch Cape on US 101Open to traffic
Arroyo Quemado Bridge (Santa Barbara County, California)
Built 1917Concrete arch bridge over Arroyo Quemado on US 101Open to traffic
Big Creek Bridge (Lane County, Oregon)
Built 1931Rainbow arch bridge over Big Creek on US 101Open to traffic
Big Quilcene River Bridge (Jefferson County, Washington)
Built 1936Through truss bridge over Big Quilcene River on US 101 in QuilceneOpen to traffic
Brush Creek Bridge (Curry County, Oregon)
Built 1998Concrete arch bridge over Brush Creek on US 101Open to traffic
Bullards Bridge (Coos County, Oregon)
Built 1952Vertical lift bridge over Coquille River on US 101Open to traffic
Calawah River Bridge (Clallam County, Washington)
Built 1938Through truss bridge over Calawah River on US 101 in ForksOpen to traffic
Cape Creek Bridge (Lane County, Oregon)
Built 1931Concrete arch bridge over Cape Creek on US 101Open to traffic
Chehalis River Bridge (Grays Harbor County, Washington)
Built 1955Bascule bridge over Chehalis River on US 101 in AberdeenOpen to traffic
Columbia River Bridge (Clatsop County, Oregon)
Built 1966Through truss bridge over Columbia River on US 101Open to traffic
Columbia River Bridge (Pacific County, Washington)
Built 1966Through truss bridge over Columbia River on US 101Open to traffic
Columbia River Bridge (Clatsop County, Oregon)
Built 1966Through truss bridge over Columbia River on US 101 in AstoriaOpen to traffic
Cummings Creek Bridge (Lane County, Oregon)
Built 1931Concrete arch bridge over Cummings Creek on US 101Open to traffic
Deer Creek Bridge (Lincoln County, Oregon)
Built 1938Wooden bridge over Deer Creek on Old US 101Open to traffic
Depoe Bay Bridge (Lincoln County, Oregon)
Built 1927Concrete arch bridge over Depoe Bay on US 101 in Depoe BayOpen to traffic
Duckabush River Bridge (Jefferson County, Washington)
Built 1934 by the West Coast Construction Co.Rainbow arch bridge over Duckabush River on US 101 in BrinnonOpen to traffic
Eel River Bridge (Humboldt County, California)
Built 1941; rehabilitated 1989Through truss bridge over Eel River on US 101 in Rio DellOpen to traffic
Elwha River Bridge (Clallam County, Washington)
Built 1926; rehabilitated 1959Concrete arch bridge over Elwha River on US 101Open to traffic
Eureka Slough Bridge (Humboldt County, California)
Built 1943; rehabilitated 2001Pony truss bridge over Eureka Slough on US 101 in EurekaOpen to traffic
Florence Bridge (Lane County, Oregon)
Built 1936; rehabilitated 1977Bascule bridge over Siuslaw River on US 101 in FlorenceOpen to traffic
Gaviota Creek Bridge (Santa Barbara County, California)
Built 1931Concrete arch bridge over Gaviota Creek on US 101Open to traffic
Golden Gate Bridge (San Francisco County, California)
Built 1937Suspension bridge over San Francisco Bay on US 101 at San FranciscoOpen to traffic
Hamma Hamma River Bridge (Mason County, Washington)
Built 1924Rainbow arch bridge over Hamma Hamma River on US 101Open to traffic
Hamma Hamma River Bridge (Mason County, Washington)
Built 1924Rainbow arch bridge over Hamma Hamma River on US 101Open to traffic
Hoh River Bridge (Jefferson County, Washington)
Built 1931Deck truss bridge over Hoh River on US 101Open to traffic
Hoquiam River Bridge (Grays Harbor County, Washington)
Built 1970Vertical lift bridge over Hoquiam River on US 101 in HoquiamOpen to traffic
Hoquiam River Bridge (Grays Harbor County, Washington)
Built 1928; rehabilitated 1948Bascule bridge over Hoquiam River on US 101 in HoquiamOpen to traffic
Humptulips River Bridge (Grays Harbor County, Washington)
Built 1950Through truss bridge over Humptulips River on US 101 in HumptulipsOpen to traffic
Irwin Creek Bridge (Marin County, California)
Built 1895; rehabilitated 1987Concrete arch bridge over Irwin Creek on US 101 in San RafaelOpen to traffic
Issac Lee Patterson Bridge (Curry County, Oregon)
Built 1930Concrete arch bridge over Rogue River on US 101 in Gold BeachOpen to traffic
Lake Lytle Outlet Bridge (Tillamook County, Oregon)
Built 1938Wooden bridge over Lake Lytle Outlet on US 101Open to traffic
Mad River Bridge (Humboldt County, California)
Built 1929; rehabilitated 1959Through truss bridge over Mad River on US 101 in McKinleyvilleOpen to traffic
New Youngs Bay Bridge (Clatsop County, Oregon)
Built 1964Vertical lift bridge over Youngs Bay on US 101 in AstoriaOpen to traffic
Rinehart Creek Bridge (Curry County, Oregon)
Built 1954Deck truss bridge over Rinehart Creek on US 101Open to traffic
Rocky Creek Bridge (Lincoln County, Oregon)
Built 1927; rehabilitated 2001Concrete arch bridge over Rocky Creek on US 101 Frontage RoadOpen to traffic
Russian River Bridge (Mendocino County, California)
Built 1934Through truss bridge over Russian River on US 101Open to traffic
Skokomish River Bridge (Mason County, Washington)
Built 1932Through truss bridge over Skokomish River on US 101 in SkokomishOpen to traffic
Sol Duc River Bridge (Clallam County, Washington)
Built 1958Through truss bridge over Sol Duc River on US 101Open to traffic
Sol Duc River Bridge (Clallam County, Washington)
Built 1948Through truss bridge over Sol Duc River on US 101Open to traffic
Sol Duc River Bridge (Clallam County, Washington)
Built 1948Through truss bridge over Sol Duc River on US 101Open to traffic
Sol Duc River Bridge (Clallam County, Washington)
Built 1941Through truss bridge over Sol Duc River on US 101Open to traffic
Sol Duc River Bridge (Clallam County, Washington)
Built 1941Through truss bridge over Sol Duc River on US 101Open to traffic
Tenmile Creek Bridge (Lane County, Oregon)
Built 1931Rainbow arch bridge over Tenmile Creek on US 101Open to traffic
Thomas Creek Bridge (Curry County, Oregon)
Built 1961Deck truss bridge over Thomas Creek on US 101Open to traffic
Umpqua River Bridge (Douglas County, Oregon)
Built 1936Swing bridge over Umpqua River on US 101 in ReedsportOpen to traffic
US 101 Bridge (Ventura County, California)
Built 1961Pony truss bridge over the Union Pacific Railroad on US 101 in San BuenaventuraOpen to traffic
West Beaver Creek Bridge (Tillamook County, Oregon)
Built 1914Concrete arch bridge over West Beaver Creek on US 101Open to traffic
Wilson River Bridge (Tillamook County, Oregon)
Built 1931Rainbow arch bridge over Wilson River on US 101Open to traffic
Yaquina Bay Bridge (Lincoln County, Oregon)
Built 1934Steel through arch bridge over Yaquina Bay on US 101 in NewportOpen to traffic