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Trinity County

California
Corral Creek Suspension Bridge   [Map]
Wire suspension bridge over Corral Creek on Trail off of Pattison Peak Road
Open to pedestrians only
Rehabilitated 2017
County Line Road Bridge   [Map]
Deck truss bridge over Browns Creek on County Line Road
Open to traffic
Built 1934
Dutch Creek Road Bridge   [Map · Street View]
Steel arch bridge over Soldier Creek on Dutch Creek Road
Open to traffic
Built 2006
East Fork Bridge   [Map]
Deck truss bridge over East Fork of North Fork Trinity River on East Fork Road
Open to traffic
Built 1938; rehabilitated 1960
East Side Road Bridge   [Map · Street View]
Pony truss bridge over East Fork Trinity River on East Side Road
Open to traffic
Built 1960
Evans Bar Road   [Map · Street View]
Steel arch bridge over Soldier Creek on Evans Bar Road
Open to traffic
Built 2006
Fawn Lodge Road Bridge   [Map]
Bailey truss bridge over Grass Valley Creek on Fawn Lodge Road in Lewiston
Open to traffic
Built 1957
Grass Valley Creek Bridge   [Map]
Concrete tee beam bridge over Grass Valley Creek on Old CA-299
Open to traffic
Built 1928
Halls Gulch Bridge   [Map · Street View]
Steel stringer bridge over Halls Gulch on East Fork Road
Open to traffic
Built 1973
Hayfork Creek Bridge   [Map · Street View]
Pony truss bridge over Hayfork Creek on Bridge Street in Hayfork
Replaced by a pre-cast concrete girder bridge in 2004
Built 1948, Replaced 2004
Hayfork Creek Bridge   [Map · Street View]
Pratt pony truss bridge over Hayfork Creek
Hayfork Suspension Footbridge   [Map · Street View]
Wire suspension bridge over Hayfork Creek on pedestrian pathway
Open to pedestrians only
NWP - Island Mountain Bridge   [Map]
Warren through truss bridge over Eel River on Northwestern Pacific Railroad
Closed to all traffic
Built 1965
NWP - Island Mountain Bridge (Old)   [Map]
Lost Warren deck truss bridge over Eel River on Northwestern Pacific Railroad
Destroyed by flooding
Built 1913; Destroyed by flooding 1964
NWP - Island Mountain Tunnel   [Map]
Tunnel on Northwestern Pacific Railroad
Closed
Old Big French Creek Road Bridge   [Map · Street View]
Bridge over Big French Creek on Old Big French Creek Road
Open to pedestrians only
Ramshorn Creek Bridge   [Map]
Lost pony truss bridge over Ramshorn Creek on Ramshorn Road
No longer exists
Replaced 2001
South Fork of the Trinity River Bridge   [Map]
Wire suspension bridge over South Fork of the Trinity River on Private Road, South Fork Trail
Open to authorized vehicles and pedestrians
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.
South Fork Trinity River Bridge (1929)   [Map · Street View]
Lost Deck truss bridge over South Fork Trinity River on State Route 299 in Salyer
Replaced by new bridge
Built 1929, Replaced 1988
SR 299 - Manzanita Creek Bridge   [Map · Street View]
Concrete tee beam bridge over Manzanita Creek on State Route 299
Open to traffic
Built 1923; rehabilitated 1973
Suspension Bridge   [Map · Street View]
Abandoned wire suspension bridge over Hayfork Creek
Derelict/abandoned, most of deck missing. Unknown what it leads to.
This bridge was built after oil barrels were invented, they are used for the foundation. A bridge appears at this location on the 1982 Halfway Ridge USGS topo map, but not on the 1951 Hyampom topo.
Swede Creek Bridge   [Map · Street View]
Closed-spandrel arch bridge over Swede Creek on Abandoned CA 299
Open to pedestrians
Built 1923
The Car Bridge   [Map]
Timber stringer bridge over Hayfork Creek on Pattison Peak Road
Open to traffic, removed every winter, rebuilt every spring by Bar 717 Ranch
The Suspension Bridge   [Map]
Wire suspension bridge over Hayfork Creek on Trail off of Pattison Peak Road
Open to pedestrians only
Built 1974 by the Wills Brothers and rehabilitated c. 2015
Trinity River Bridge   [Map]
Lost Through truss bridge over Trinity River on SR 3
Replaced by a new bridge
Turnpike Road Bridge   [Map · Street View]
Through truss bridge over Trinity River on Turnpike Road in Lewiston
Open to traffic
Built 1901; rehabilitated 1975
West Van Duzen Road Bridge   [Map · Street View]
Lost steel stringer bridge over Van Duzen River on West Van Duzen Road
Replaced by a new bridge
Built 1965, demolished circa 2013