Malheur County

Cow Creek Bridge   [Map]
Pratt through truss bridge over Cow Creek on Danner Road (CR 793)
Open to traffic
Built 1924
Horseshoe Bend Bridge   [Map · Street View]
Concrete stringer bridge over Malheur River on Abandoned U.S. 20
Closed to all traffic
Built 1932
Malheur River Bridge   [Map]
Double Intersection Warren through truss bridge over Malheur River on Reservoir Road
Open to traffic
Built Ca. 1910, Relocated to site 1942; rehabilitated 1995
Malheur River Bridge (Private)   [Map · Street View]
Parker through truss bridge over Malheur River on Private Drive
Open to traffic
Built Ca. 1910
Nyssa Bridge   [Map]
Lost Parker through truss bridge over Snake River on Old Oregon-Idaho Highway
Replaced by new bridge
Built Ca. 1900, Replaced 1957
Owyhee River Bridge   [Map · Street View]
Warren deck truss bridge over Owyhee River on US 95
Open to traffic
Built 1936; rehabilitated 1985
Rome Bridge   [Map]
Parker through truss bridge over Owyhee River on Owyhee River Road (CR 1025)
Open to traffic
Built 1906; rehabilitated 1996
UP - Bridge Island Bridge (N)   [Map]
Warren through truss bridge over Snake River on Union Pacific Railroad
Open to traffic
UP - Gwynn Bridge   [Map · Street View]
Lost Pony plate girder bridge over Malheur River on Union Pacific Railroad
No longer exists
Built 1913; Removed sometime after 1999
UP - Horsehsoe Bend Bridge (E)   [Map]
Abandoned pony/through plate girder bridge over Malheur River on Union Pacific Railroad
Abandoned
UP - Horseshoe Bend Bridge (W)   [Map]
Lost Pony/through plate girder bridge over Malheur River on Union Pacific Railroad
Destroyed by flooding(?)
UP - Horseshoe Bend Tunnel   [Map]
Lost Tunnel on Union Pacific Railroad
Collapsed
UP - Jonesboro Bridge   [Map]
Lost Pony/through plate girder bridge over Highway 7 on Union Pacific Railroad
Removed
Built 1913; Removed sometime after 1999
UP - Malheur River Bridge #2   [Map]
Abandoned deck plate girder bridge over Malheur River on Union Pacific Railroad
Abandoned
UP - Malheur River Bridge #3   [Map]
Abandoned pony/through plate girder bridge over Malheur River on Union Pacific Railroad
Abandoned and missing a span, likely due to flooding.
UP - Malheur River Bridge #4   [Map · Street View]
Abandoned deck plate girder bridge over Malheur River on Union Pacific Railroad
Abandoned
Built 1912; Abandoned 1990
UP - Malheur River Bridge #5   [Map · Street View]
Abandoned pony/through plate girder bridge over Malheur River on Abandoned Oregon Eastern Railroad
Abandoned
Built 1912, Closed due to flooding 1984, Abandoned 1990
UP - North Fork Malheur River Bridge   [Map · Street View]
Abandoned pony/through plate girder bridge over North Fork Malheur River on Abandoned Oregon Eastern Railroad
Abandoned
Built 1913, Closed to to flooding 1984, Abandoned 1990
UP - Nyssa Subway   [Map · Street View]
Steel stringer bridge over U.S. 20 & 26 on Union Pacific Railroad
Open to traffic
Built 1941
UP - Ontario Subway   [Map · Street View]
Steel stringer bridge over BUS US30 on Union Pacific Railroad
Open to traffic
Built 1939
UP - Snake River Bridge   [Map]
Warren through truss with all verticals bridge over Snake River on Union Pacific Railroad
Open to traffic
UP - Snake River Slough Bridge   [Map · Street View]
Warren through truss with all verticals bridge over Snake River Slough on Union Pacific Railroad
Open to traffic
UP - Tunnel   [Map]
Abandoned tunnel on Union Pacific Railroad
Abandoned
WYCO - Malheur River Bridge   [Map]
Pratt through truss bridge over Malheur River on Wyoming & Colorado Railroad
Open to traffic
Built 1906