Applegate River Bridge[Map] Bailey pony truss bridge over Applegate River on 1040 Road Open to traffic Built 2016
Ash Creek Bridge[Map · Street View] Baltimore through truss bridge over Klamath River on Klamath River Road Replaced, in storage for future reuse Built 1901
Blue Nose Bridge[Map] Lost Through truss bridge over Klamath River Replaced by a new bridge ~.3 mile upstream Built 1924; Replaced 1966; Not fully removed until 1973
Bogus Creek Bridge[Map · Street View] Pony truss bridge over Bogus Creek on Ager-Beswich Road Replaced by a new bridge, one abutment still visible Built 1925
Boulder Creek Bridge[Map] Bailey pony truss bridge over Boulder Creek on McKeen Road Open to traffic Built 1967
Boulder Creek Road Bridge[Map] Pony truss bridge over Canyon Creek on Boulder Creek Road Washed out in flood, replaced by a steel girder bridge Built 1984
Clear Creek Road Bridge[Map] Deck truss bridge over Fourmile Creek on Clear Creek Road Open to traffic Built 1950
Clear Creek Road Bridge[Map] Deck truss bridge over Fivemile Creek on Clear Creek Road Open to traffic Built 1950
Cottonwood Creek Bridge[Map] Lost pony truss bridge over Cottonwood Creek on Front Street in Hornbrook Replaced by a pre-cast slab bridge in 2006 Built 1935, Replaced 2006
Cottonwood Creek Bridge[Map · Street View] Pratt through truss bridge over Cottonwood Creek on CR 9K006 Open to traffic Probably relocated here 1957; rehabilitated 1987
Elk Creek Road Bridge[Map] Deck truss bridge over Elk Creek on Elk Creek Road Open to traffic Built 1949
Eller Lane Bridge[Map · Street View] Through truss bridge over Scott River on Eller Lane Open to traffic Built 1910; rehabilitated 1985
Fay Lane Bridge[Map] Lost Through truss bridge over Scott River on Fay Lane No longer exists
French Creek Road Bridge[Map] Subdivided Warren Pony truss bridge over North Fork French Creek on French Creek Road Open to traffic Built 1975
Happy Camp Bridge (1924)[Map] Lost Parker through truss bridge over Indian Creek on Second Avenue Replaced by new bridge Built 1924; Replaced 1966
Horse Creek Road Bridge[Map · Street View] Suspension bridge over Klamath River on Horse Creek Road Open to traffic Built 1930 to replace footbridge; rehabilitated 1944
Hutton Creek Bridge[Map · Street View] Concrete tee beam bridge over Hutton Creek on Bailey Hill Road Open to traffic Built 1915; Rehabilitated 1924
Quartz Valley Road Bridge[Map · Street View] Relocated pony truss bridge over Lower Shackleford Creek on Quartz Valley Road Replaced by a new pony truss bridge and moved to a nearby field. Built 1935, replaced in 2005 and moved to a nearby field.
Quartz Valley Road Bridge[Map · Street View] Polygonal Warren pony truss with all verticals bridge over Lower Shackleford Creek on Quartz Valley Road Open to traffic Built 2005
Roxbury Bridge[Map · Street View] Through truss bridge over Scott River on Roxbury Drive Closed to all traffic Built 1915
Sacramento River Bridge[Map · Street View] Concrete arch bridge over Sacramento River on I-5 in Dunsmuir Open to traffic Built 1955; rehabilitated 1983
Salmon River Covered Bridge 05-47-01[Map] Lost Howe covered through truss Bridge over North Fork Salmon River on road No longer exists Built 1924 Collapsed December 1964
Shelly Bridge[Map · Street View] Through truss bridge over Shasta River on Anderson Grade Road Closed to all traffic Built 1899, Closed to Traffic 1982
UP - Cantara Loop Bridge[Map] Deck plate girder bridge over Sacramento River on Union Pacific Railroad Open to traffic Built ?; Massive guardrail constructed 1991
UP - Sacramento River Bridge[Map] Pin-connected Pratt through truss bridge over Sacramento River on Union Pacific Railroad Open to traffic Built 1901
UP - Tunnel 17[Map] Tunnel under Under Dorris Hill on Union Pacific Railroad Open to traffic Built 1909
UP - Tunnel 18[Map] Tunnel on Union Pacific Railroad Open to traffic Built 1909
Walker Bridge[Map · Street View] Pennsylvania through truss bridge over Klamath River on Walker Bridge Connection Road Replaced by new bridge, moved to new location for pedestrian usage Built in Folsom, CA 1893, Moved to Siskiyou Co. 1932, Replaced and Moved 1997