Eel River

California
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Alder Point Road Bridge (Humboldt County, California)
Built 1972
Steel stringer bridge over Eel River and NWP RR tracks on Alderpoint Road
Open to traffic

Benbow Bridge (Humboldt County, California)
Stone road bridge that was built in 1931 as part of the Benbow Inn Resort. Bypassed by a Hwy 101 freeway bridge. Still used but a dead end.
Concrete and stone arch bridge over Eel River on Lake Benbow Drive
Open to traffic

Confusion Hill Bypass Bridge North (Mendocino County, California)
Built 2009 to bypass slide prone alignment
Post-tensioned concrete girder bridge over South Fork Eel River on US 101
Open to traffic

Confusion Hill Bypass Bridge South (Mendocino County, California)
Built 2009 to replace landside prone hillside and viaduct
Post-tensioned concrete box girder bridge over South Fork Eel River on US 101
Open to traffic

Dos Rios Bridge (Mendocino County, California)
Replaced 1966
Lost Pratt through truss bridge over Eel River & Nwp RR on Dos Rios Road
Replaced by new bridge

Eel River Bridge (Humboldt County, California)
Built 1941; rehabilitated 1989
Through truss bridge over Eel River on US 101 in Rio Dell
Open to traffic

Eel River Bridge (Humboldt County, California)
Built 1941
Cantilevered K type through truss bridge over Eel River & NWP Railroad on CA 283 in Rio Dell
Open to traffic

Fernbridge (Humboldt County, California)
Built 1911; rehabilitated 1918
Concrete arch bridge over Eel River on CA 211
Open to traffic

Fort Seward Road Bridge (Humboldt County, California)
Built 1958
Deck truss bridge over Eel River on Fort Seward Road
Open to traffic

Hearst-Willits Road Bridge (Mendocino County, California)
Built 1957
Through truss bridge over Eel River on Hearst-Willits Road in Hearst
Open to traffic

McCann Ferry (Humboldt County, California)
Ferry operates every winter crossing Eel River
Ferry across Eel River, Middle Fork on McCann Road
Open to traffic

McCann Road Bridge (Humboldt County, California)
Built 1965
Slab bridge over Eel River on Mccann Road
Open to traffic

NWP - Alderpoint Bridge (Humboldt County, California)
Built 1913 by the American Bridge Co.
Through truss bridge over Eel River on Northwestern Pacific Railroad (NWP)
Closed to all traffic

NWP - Cain Rock Bridge (Humboldt County, California)
Built 1910; Spans lost during 1964 flood and repalced.
Pratt and Warren through truss bridge over Eel River on Northwestern Pacific Railroad (NWP)
Closed to all traffic

NWP - Island Mountain Bridge (Trinity County, California)
Built 1965
Warren through truss bridge over Eel River on Northwestern Pacific Railroad
Closed to all traffic

NWP - Island Mountain Bridge (Old) (Trinity County, California)
Built 1913; Destroyed by flooding 1964
Lost Warren deck truss bridge over Eel River on Northwestern Pacific Railroad
Destroyed by flooding

Pioneer Crossing Bridge (Mendocino County, California)
Built 1989
Beam bridge over Eel River on Eel River Road
Open to traffic

Smith Point Bridge (Humboldt County, California)
Built 1980
Beam bridge over South Fork Eel River on US HIGHWAY 101
Open to traffic

South Fork Eel River Bridge (Mendocino County, California)
Built 1917; rehabilitated 1934
Through truss bridge over South Fork Eel River on CA 271
Open to traffic

South Fork Eel River Bridge (Mendocino County, California)
Built 1944
Through truss bridge over South Fork Eel River on CA 1
Open to traffic

Sprowl Creek Road Bridge (Humboldt County, California)
Replaced 1982
Lost Parker through truss bridge over South Fork Eel River on Sprowl Creek Road
Replaced by new bridge