Sierra County

Durgan Bridge   [Map · Street View]
Pratt through truss bridge over North Fork Yuba River on Nevada Street
Open to traffic
Built 1938
Hansen Bridge   [Map]
Pony truss bridge over Downie River on East River Street
Open to traffic
Built 1938; rehabilitated 1980
Hospital Bridge   [Map]
Pratt through truss bridge over Downie River on Former Upper Main Street
Open to pedestrians only
Built 1910 by Western Bridge and Construction Company; bypassed 1986
Jersey Bridge   [Map · Street View]
Pony truss bridge over Downie River on CA 49
Open to traffic
Built 1938; rehabilitated 1992
Kanaka Creek Bridge   [Map]
Abandoned pratt pony truss bridge over Kanaka Creek on Plumbago Road
Abandoned
Replaced 1985
Middle Yuba River Bridge   [Map]
Lost Warren pony truss bridge over Middle Yuba River on Unnamed Dirt Road
Collapsed
Mountain House Road Bridge   [Map · Street View]
Warren Pony truss bridge over North Fork Yuba River on Mountain House Road
Open to traffic
Built 1936; rehabilitated 1999
Plumbago Road Bridge   [Map]
Warren pony truss bridge over Middle Fork Yuba River
Open to traffic
Built 1935
Port Wine Road Bridge   [Map]
Through truss bridge over Slate Creek on Port Wine Road South of La Porte
Open to traffic
Built 1910
Slate Creek Bridge   [Map]
Bridge over Slate Creek on St Louis Road
Closed to all traffic
Replaced 1990