Custer County

Big Lost River Bridge   [Map]
Lost through truss bridge over Big Lost River on 3800
Replaced by a new bridge
Built 1920; replaced 2007
Big Lost River Bridge   [Map]
Lost through truss bridge over Big Lost River on 3700
Replaced by a new bridge
Built 1915; replaced 2010
Big Lost River Bridge   [Map]
Through truss bridge over Big Lost River on Old Chilly Road (Old Chilly Rd)
Open to traffic
Built 1918
Big Lost River Bridge   [Map]
Through truss bridge over Big Lost River on STC 6869
Open to traffic
Built 1918
Salmon River Bridge   [Map · Street View]
Through truss bridge over Salmon River on Mule Shoe Mine Road
Open to traffic
Built 1930
Salmon River Bridge   [Map · Street View]
Pratt through truss bridge over Salmon River on Bayhorse Road
Open to traffic
Built 1930
Salmon River Bridge   [Map]
Through truss bridge over Salmon River on Ellis Branch Road
Intact but closed to all traffic
Built 1930