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Lassen County

Bizz Johnson Trail - Devil's Corral Bridge [Map]
Deck plate girder bridge over Susan River on Rail-Trail
Open to pedestrians only
Built 1913, Wooden stringer approaches replaced with steel stringers 1923.

Bizz Johnson Trail - Susan River Deck Girder [Map]
Deck plate girder bridge over Susan River on Bizz Johnson Trail

Bizz Johnson Trail - Susan River Through Girder [Map]
Pony/through plate girder bridge over Susan River on Bizz Johnson Trail
Open to pedestrians only

Bizz Johnson Trail - Tunnel #1 [Map]
Tunnel on Bizz Johnson Trail
Open to pedestrians only
Built 1916

Bizz Johnson Trail - Tunnel #2 [Map]
Tunnel on Bizz Johnson Trail
Open to pedestrians only
Built 1916

Conard Road Bridge [Map]
Deck truss bridge over Susan River on Conard Road (FR 30N06)
Open to traffic
Built 1976; rehabilitated 1997

Devil's Corral Highway Bridge [Map]
Open-spandrel arch bridge over Susan River on "Formerly Lassen Volcanic Highway" & Hwy 36
Open to pedestrians only, access is from Korver Road, 1/2 mile north of Hwy 36. Upper deck top of bridge in poor shape.
Build in 1923 by the California Highway Commission, Bypassed in 1965.

Goodrich Creek Bridge [Map · Street View]
Concrete culvert bridge over Goodrich Creek on CA 36
Open to traffic
Built by state and continued in use with some modifications to guard rails since 1929

Pittville Road Bridge [Map]
Lost Steel stringer bridge over Pit River on Pittville Road
Replaced by a new bridge

Robbers Creek Bridge [Map · Street View]
Concrete tee beam bridge over Robbers Creek on CA 36
Open to traffic
Built 1924; rehabilitated 1971

Susan River Overflow Bridge [Map · Street View]
Timber stringer bridge over Susan River Overflow #5 on Road 305
Open to traffic
Built 1938

UP - Chilcoot Tunnel [Map]
Tunnel on Union Pacific Railroad
Open to traffic
Built 1906

UP - Horse Creek Bridge [Map]
Deck plate girder bridge over Horse Creek on UP RR
Open to traffic