AMR - Mad River Bridge[Map] Abandoned pratt through truss bridge over Mad River on Pipeline (Nee Arcata & Mad River Railroad) Abandoned
Bair Road Bridge[Map · Street View] Pony truss bridge over Redwood Creek on Bair Road Open to traffic Built 1950-1951; rehabilitated 1967
Benbow Bridge[Map · Street View] Concrete and stone arch bridge over Eel River on Lake Benbow Drive Open to traffic 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.
Chezem Road Bridge[Map] Through truss bridge over Redwood Creek on Chezem Road in Willow Creek Open to traffic Built 1916; rehabilitated 1947
Eagle Prairie Bridge[Map · Street View] Cantilevered K type through truss bridge over Eel River & NWP Railroad on CA 283 in Rio Dell Open to traffic Built 1941
Eel River Bridge[Map · Street View] Through truss bridge over Eel River on US 101 in Rio Dell Open to traffic Built 1941; rehabilitated 1989
Elk Creek Bridge[Map · Street View] Concrete tee beam bridge over Elk Creek on State Route 254 Open to traffic Built 1940
Hammond Bridge[Map · Street View] Pennsylvania through truss bridge over Mad River on Rail-Trail Open to pedestrians only Covered truss built 1875; Relocated 1896; Rebuilt 1903; Pennsylvania through truss moved here from Washington in 1941; Covered truss dismantled 1955
Holmes-Larabee Low Water Crossing[Map · Street View] Timber stringer bridge over Eel River on Holmes Flat Road Open to traffic Built 1937; Acquired by County 1959; rehabilitated 1999; closed by CalTrans; borrowed Bailey Bridge in place 2014; low-water crossing/bridge repair project completed 2016
Honeydew Bridge[Map · Street View] Through truss bridge over Mattole River on Mattole Road Open to traffic Built 1920
Honeydew Creek Bridge[Map] Lost Warren pony truss bridge over Honeydew Creek on Wilder Ridge Road Replaced by new bridge Replaced 1980, apparently replaced again in 1990
Martins Ferry Bridge[Map · Street View] Deck truss bridge over Klamath River on Bald Hills Road Open to traffic Built 1959; rehabilitated 1965, emergency repairs 2008.
McCann Ferry[Map · Street View] Ferry across Eel River, Middle Fork on McCann Road Open to traffic Ferry operates every winter crossing Eel River
McCann Road Bridge[Map · Street View] Slab bridge over Eel River on McCann Road Open to traffic Built 1965; replacement scheduled for completion 2025
NWP - Alderpoint Bridge[Map] Through truss bridge over Eel River on Northwestern Pacific Railroad (NWP) Closed to all traffic Built 1913 by the American Bridge Co.
NWP - Cain Rock Bridge[Map] Pratt and Warren through truss bridge over Eel River on Northwestern Pacific Railroad Closed to all traffic Built 1910; 2 northern spans lost during 1964 flood and replaced.
NWP - Eureka Slough Bridge[Map · Street View] Deck plate girder bridge over Eureka Slough on Northwestern Pacific Railroad (NWP) Open to authorized vehicles only
NWP - Eureka Slough Bridge (1916)[Map] Lost Through truss bridge over Eureka Slough on Northwestern Pacific RR Replaced by a new bridge Built 1916
NWP - Larabee Creek Bridge[Map] Abandoned through truss bridge over Larabee Creek on NWP Railroad Derelict/abandoned
NWP - Loleta Trestle[Map · Street View] Deck plate girder bridge over Loleta creek on Northwestern Pacific Railroad Closed to all traffic Built 1930
NWP - Loleta Tunnel[Map] Abandoned tunnel on Northwestern Pacific Railroad Abandoned Renovated in 1960
NWP - Nanning Creek Trestle[Map] Abandoned timber stringer bridge over Nanning Creek on Northwestern Pacific Railroad Abandoned
NWP - Scotia Bluffs bridge[Map] Abandoned timber stringer bridge over Scotia Bluffs/French Gulch on Northwestern Pacific Railroad Abandoned
NWP - Shively Tunnel[Map] Abandoned tunnel under hillside on North Western Pacific Derelict/abandoned
NWP - South Fork Bridge (Temporary)[Map] Lost Pratt through truss bridge over South Fork Eel River on Northwestern Pacific Railroad Replaced by a new bridge Built 1910
NWP - Van Duzen River Bridge (Old)[Map] Lost Through truss bridge over Van Duzen River on Northwestern Pacific Railroad Replaced by a new bridge Replaced 1913
Old Trinity River Hwy Bridge[Map · Street View] Closed-spandrel arch bridge over Hostler Creek on Abandoned Trinity River Hwy (CA 96) Intact but closed to all traffic Bypassed in 1992
Palco Rd Bridge[Map] Concrete tee beam bridge over Yager Creek on Palco Rd Open to traffic Built unknown year.
Pedrazzini Bridge[Map] Concrete stringer bridge over Eel River on Cockrobbin Island Road Open to traffic Built 1961
Redwood Creek Bridge[Map · Street View] Lost Pratt through truss bridge over Redwood Creek on US HIGHWAY 101 Replaced by new bridge Replaced unknown year, current bridge installed 1988.
South Fork of the Trinity River Bridge[Map] Wire suspension bridge over South Fork of the Trinity River on Redding-Eureka Wagon Road Demolished in 1929 This bridge was built on the wagon road that connected Eureka to Redding and is now known as California State Route 299.
Sprowl Creek Road Bridge[Map] Lost Parker through truss bridge over South Fork Eel River on Sprowl Creek Road Replaced by new bridge Replaced 1982
Supply Creek Bridge[Map] Lost Pony truss bridge over Supply Creek on unnamed road No longer exists Built 1882
Valley Flower Bridge[Map] Lost Concrete tee beam bridge over Salt River on Dillon Road in Port Kenyon Replaced by a concrete beam bridge in 1994 Built 1919, Replaced 1994
Van Duzen River Bridge[Map] Lost concrete arch bridge over Van Duzen River on CA 36 Replaced by a reinforced concrete box girder bridge in 1984 Built 1922
Van Duzen River Bridge[Map · Street View] Concrete through arch bridge over Van Duzen River on Abandoned CA-36 Open to pedestrians Built 1925, Abandoned 1985
Van Duzen River Bridge[Map · Street View] Deck arch bridge over Van Duzen River on abandoned section of CA-36 in Bridgeville Intact but closed to all vehicular traffic, open to pedestrians and bicyclists. Bypassed. Built 1925
Van Duzen River Bridge[Map · Street View] Lost Open-spandrel arch bridge over Van Duzen River on U.S. 101 Replaced by new bridge in 1996 Built 1925, Replaced 1996
Van Duzen River Bridge (Old)[Map] Lost Camelback through truss bridge over Van Duzen River on Road Replaced by a new bridge Built 1901; Replaced 1925