Park County

Boulder River Bridge   [Map]
Pony truss bridge over Boulder River on CR 210
Open to traffic
Built 1933
Carbella Bridge   [Map]
Through truss bridge over Yellowstone River on CR 301 (Tom Miner Creek Road)
Open to traffic
Built 1918
Cottonwood Creek Bridge   [Map]
Pony truss bridge over Cottonwood Creek on CR 082
Open to traffic
Built 1908; rehabilitated 2003
CR 029 Bridge   [Map]
Lost pony truss bridge over Shields River on CR 029
No longer exists
Built 1908; replaced 2001
Dead Horse Road Bridge   [Map · Street View]
Parker through truss bridge over Shields River on Dead Horse Road (formerly old US 89, but currently a private driveway).
MRL - Yellowstone River Bridge   [Map · Street View]
Warren through truss bridge over Yellowstone River on Montana Rail Link
Open to traffic
NP - Yellowstone River Bridge   [Map · Street View]
Pratt through truss bridge over Yellowstone River on Abandoned Northern Pacific Line
Closed to all traffic
Pine Creek Bridge   [Map]
Lost through truss bridge over Yellowstone River on CR 203, just west of Pine Creek
Replaced by new bridge
Built 1910 by the Montana Bridge & Iron Co.; replaced 1990
Potter Creek Bridge   [Map]
Pony truss bridge over Potter Creek on CR 049
Open to traffic
Built 1915
Shields River Bridge   [Map]
Pony truss bridge over Shields River on CR 007
Open to traffic
Built 1923
Shields River Bridge   [Map]
Pony truss bridge over Shields River on CR 008 in Wilsall
Open to traffic
Built 1940; rehabilitated 1986
Shields River Bridge   [Map]
Pony truss bridge over Shields River on CR 061
Open to traffic
Built 1920
Shields River Bridge   [Map]
Pratt through truss bridge over Shields River on a private driveway
Shields River Bridge   [Map]
Pony Truss bridge over Shields River on a private driveway
Shields River Bridge   [Map]
Bridge over Shields River on Grannis Road (possibly a private driveway)
Shields River Bridge   [Map · Street View]
Pratt pony truss bridge over Shields River on a dirt road
In storage or disassembled
Shields River Bridge   [Map]
Abandoned pratt through truss bridge over Shields River on an abandoned railroad
Derelict/abandoned
Shields River Bridge   [Map]
Pratt pony truss bridge over Shields River on an old alignment of US 89
Springdale Bridge   [Map · Street View]
Through truss bridge over Yellowstone River on Route 563
Lost
Built 1908; south span replaced 1916; bypassed by new bridge in 1981
U.S. 89 Bridge ( Gardiner bridge )   [Map]
Truss bridge over Yellowstone River on U.S. 89
Open to traffic
Yellowstone River Bridge   [Map · Street View]
Through truss bridge over Yellowstone River on CR 322
Replaced
Built 1908
Yellowstone River Bridge   [Map · Street View]
Deck truss bridge over Yellowstone River on US 89 in Gardiner
Open to traffic
Built 1930; rehabilitated 1975
Yellowstone River Bridge   [Map · Street View]
Concrete arch bridge over Yellowstone River on MT 540
Open to traffic
Built 1921; rehabilitated 1958
Yellowstone River Bridge   [Map · Street View]
Girder bridge over Yellowstone River on Us 89
Open to traffic
Built 1934