Madison County

Big Hole River Bridge   [Map]
Lost through truss bridge over Big Hole River on CR 210
No longer exists
Built 1892; replaced 2000
Big Hole River Bridge   [Map · Street View]
Through truss bridge over Big Hole River on I-15 Frontage Road
Open to traffic
Built 1940
Big Hole River Bridge   [Map]
Lost pony truss bridge over Big Hole River on CR 026
No longer exists
Built 1915; replaced 2001
Big Hole River Overflow Bridge   [Map]
Lost pony truss bridge over Big Hole River Overflow on Burma Road (CR 141)
Replaced by a new bridge
Built ca. 1910; replaced 2000
Blaine Spring Creek Bridge   [Map]
Through truss bridge over Blaine Spring Creek on MT 249
Open to traffic
Built 1897
Brownes Bridge   [Map]
Through truss bridge over Big Hole River on CR 320
Open to traffic
Built 1915
Brownes Bridge (Old)   [Map]
Lost Truss bridge over Big Hole River on Brownes Bridge Road
Replaced by a new bridge
Built 1863; replaced 1915
Ennis Lions Park Footbridge (Proposed)   [Map]
Pratt through truss bridge over Madison River on Lions Park Trail
Proposed
Proposed
Hutchins Bridge   [Map]
Pratt Through Truss bridge over Madison River on CR 220
Open to traffic
Built 1902; rehabilitated 2005
Ironrod Bridge   [Map]
Lost Pony truss bridge over Jefferson River on MT 41
Replaced by a new bridge
Built 1938; replaced 1992
Jeffers Bridge   [Map]
Lost Pratt through truss bridge over Madison River on Road
Replaced by a new bridge
Built 1897; Replaced 1935
Jefferson River Bridge   [Map]
Lost truss bridge over Jefferson River on MT 422
No longer exists
Built 1910; replaced 2003
Jefferson River Bridge   [Map]
Through truss bridge over Jefferson River on Montana RailLink
Open to traffic
Madison River Bridge   [Map]
Lost truss bridge over Madison River on CR 204
No longer exists
Built 2001; replaced 2001
Madison River Bridge   [Map]
Lost Through truss bridge over Madison River on MT 84
Replaced by a new bridge
Built 1922; replaced 1992
Ruby River Bridge   [Map]
Lost Pony truss bridge over Ruby River on CR 170
Replaced by a new bridge
Built 1936; replaced 2010
Ruby River Bridge   [Map]
Lost Pony truss bridge over Ruby River on Sweetwater Road (CR 180)
Replaced by a new bridge
Built 1968; replaced 1998
Silver Bow Lane Bridge   [Map]
Through truss bridge over Beaverhead River on CR 104
Open to traffic
Built 1910
Three Dollar Bridge   [Map]
Polygonal Warren through truss bridge over Madison River on USFS Rd 8381
Open to traffic
Built in 1930 as part of a 2-span bridge over the Jefferson River on US 287; relocated here in 2001.
Twin Bridges Bridge   [Map]
Lost Pratt through truss bridge over Beaverhead River on 4th Avenue
Replaced by a new bridge
Built 1894; Replaced 1949
UP - Big Hole River Bridge   [Map · Street View]
Triple-intersection Warren through truss bridge over Big Hole River on Union Pacific Railroad
Open to traffic
Built 1901
US287 Madison River Bridge   [Map]
Lost two-span through truss bridge over Madison River on US 287 in Ennis
No longer exists
Built 1935; replaced 2001
Varney Bridge   [Map]
Through truss bridge over Madison River on MT 249
Open to traffic
Built 1897; rehabilitated 2000
West Fork Madison River Bridge   [Map]
Pony truss bridge over West Fork Madison River
Open to traffic
Built 1947