Harrison County

110th Street Bridge   [Map]
Through truss bridge over Willow River on 110th Street
Open to traffic
Built 1918
145th Trail Bridge   [Map]
Pony truss bridge over Soldier River on 145th Trail
Closed to all traffic
Built 1945
155th Street Bridge   [Map]
Pony truss bridge over Willow River on 155th Street
Open to traffic
Built ca. 1930
155th Street Bridge   [Map]
Pony truss bridge over Mud Creek on 155th Street
Open to traffic
Built ca. 1940
170th Trail Bridge   [Map]
Through truss bridge over Soldier River on 170th Trail
Removed but not replaced
Built ca. 1930; rehabilitated 1957
180th Street Bridge   [Map]
Pony truss bridge over South Picayune Creek on 180th Street
Open to traffic
Built ca. 1950
210th Street Bridge   [Map]
Pony truss bridge over Little Pigeon on 210th Street
Open to traffic
Built ca. 1930; rehabilitated 1961
220th Street Bridge   [Map]
Pony truss bridge over Allen Creek on 220th Street
Open to traffic
Built ca. 1940; rehabilitated 1959
235th Street Bridge   [Map]
Pony truss bridge over Allen Creek on 235th Street
Open to traffic
Built ca. 1940
235th Trail Bridge   [Map]
Pony truss bridge over Willow Creek on 235th Trail
Open to traffic
Built 1935; rehabilitated 1957
270th Street Bridge   [Map · Street View]
Pony truss bridge over Allen Creek on 270th Street
Open to traffic
Built ca. 1930; rehabilitated 1977
280th Street Bridge   [Map]
Pony truss bridge over Mosquito Creek on 280th Street
Open to traffic
Built ca. 1940; rehabilitated 1972
288th Street Bridge   [Map]
Pony truss bridge over Mosquito Creek on 288th Street
Open to traffic
Built ca. 1940; rehabilitated 1970
315th Street Bridge   [Map]
Pony truss bridge over Mosquito Creek on 315th Street
Open to traffic
Built ca. 1930; rehabilitated 1993
325th Street Bridge   [Map]
Pony truss bridge over Keg Creek on 325th Street
Open to traffic
Rehabilitated 1997
325th Street Bridge   [Map]
Through truss bridge over Mosquito Creek on 325th Street
Removed; road abandoned
Built ca. 1920; removed after 2002
335th Street Bridge   [Map · Street View]
Through truss bridge over Mosquito Creek on 335th Street
Open to traffic
Built ca. 1920; rehabilitated 1945
340th Street Bridge   [Map]
Lost through truss bridge over Willow River on 340th Street
No longer exists
Built 1956; replaced 2005
8th Street Bridge   [Map · Street View]
Through truss bridge over Boyer River on 8th Street in Logan
Open to traffic
Rehabilitated 1972
Blair Bridge   [Map · Street View]
Lost three-span through truss bridge over the Missouri River on US 30 east of Blair
Replaced by a modern bridge
Built 1928-29; tolls removed 1962; replaced 1991
Boyer River Bridge   [Map]
Through truss bridge over Boyer River on 128th Trl
Open to traffic
Built ca. 1940; rehabilitated 1977
Boyer River Bridge   [Map]
Through truss bridge over Boyer River on 155th Street
Open to traffic
Built 1917; rehabilitated 1971
Boyer River Bridge   [Map · Street View]
Riveted Pratt Through Truss bridge over Boyer River on UP Railroad
Open to traffic
Canal Street Bridge   [Map]
Pony truss bridge over Willow River on Canal Street in Missouri Valley
Open to traffic
Built 1916; rehabilitated 1967
East Kelly Lane Bridge   [Map]
Through truss bridge over Soldier River on E. Kelly Lane
Open to traffic, but scheduled for replacement
Built 1918; rehabilitated 1950; scheduled to be replaced
Harrison Monona Ditch Bridge   [Map]
Through truss bridge over Harrison Monona Ditch on 340th Street
Damaged by flooding in 2011 and removed
Built 1925; rehabilitated 1985; damaged by flooding in 2011 and removed
Jackson Street Bridge   [Map]
Lost through truss bridge over Soldier River on Jackson Street in Pisgah
No longer exists
Built 1918; rehabilitated 1949; replaced 2004
Jasper Trail Bridge   [Map]
Pony truss bridge over Allen Creek on Jasper Trail
Open to traffic
Built 1900
Keg Creek Bridge   [Map]
Pony truss bridge over Keg Creek on Dogwood Road
Open to traffic
Built 1924; rehabilitated 1999
Little Sioux River Bridge   [Map]
Through truss bridge over Little Sioux River on 120th Street
Open to traffic
Built 1971; rehabilitated 1986
Loess Hills Road Bridge   [Map]
Concrete arch bridge over an unnamed creek on CR L20 (Loess Hills Road)
Open to traffic
Built 1926
Malden Trail Bridge   [Map]
Pony truss bridge over Allen Creek on Malden Trail
Open to traffic
Built ca. 1940; rehabilitated 1976
Medford Avenue Bridge   [Map]
Through truss bridge over Willow River on Medford Avenue
Open to traffic
Built 1900
Mobile Avenue Bridge   [Map]
Pony truss bridge over Hoffman Creek on Mobile Avenue
Open to traffic
Built ca. 1940; rehabilitated 1962
Monona-Harrison Ditch Bridge   [Map]
Through truss bridge over Monona-Harrison Ditch at 120th Street
Removed
Built 1926; rehabilitated 1962
Mosquito Creek Bridge   [Map · Street View]
Pony/through plate girder bridge over Mosquito Creek on 296th Street
Open to traffic
Built 1940; rehabilitated 1976
Neely Trail Bridge   [Map]
Through truss bridge over Willow Creek on Neely Trail
Open to traffic
Built ca. 1940
Norwood Avenue Bridge   [Map]
Pony truss bridge over Honey Creek on Norwood Avenue
Open to traffic
Rehabilitated 1990
Old UP - Missouri River Bridge (Blair)   [Map]
Lost Whipple through truss bridge over Missouri River on Union Pacific Railroad
Superstructure replaced
Built 1883; superstructure replaced 1923-24; spans relocated to cross Wind River in Wyoming
Orr Bridge   [Map]
Through truss bridge over Boyer River on 290th Street
Destroyed by a tornado in May 1999, later removed. Road now abandoned
Built in ca. 1910 either in KS or MO, relocated here in 1950. Destroyed by a tornado on 16 May, 1999, later removed.
Parker Trail Bridge   [Map]
Pony truss bridge over Boyer Creek on Parker Trail
Closed to all traffic
Built 1900
Potato Creek Bridge   [Map]
Pony truss bridge over Potato Creek on CR L34 (York Road)
Open to traffic
Built ca. 1950
Reno Avenue Bridge   [Map]
Pony truss bridge over Six Mile Creek on Reno Avenue
Open to traffic
Built ca. 1930
Stowe Creek Bridge   [Map]
Pony truss bridge over Stowe Creek on 340th Street
Unknown status
Built ca. 1940
Taylor Avenue Bridge   [Map]
Pony truss bridge over Pigeon Creek on Taylor Avenue
Open to traffic
Built ca. 1920; rehabilitated 1986
UP - .Little Sioux River Bridge   [Map · Street View]
Lattice through truss bridge over Little Sioux River on UP Railroad
Open to traffic
UP - Boyer River Bridge   [Map · Street View]
Warren through truss with all verticals bridge over Boyer River on Railroad
Open to traffic
UP - Boyer River Bridge (Near Missouri Valley)   [Map]
Through truss bridge over Boyer River at Kermit Place on UP Railroad
Open to traffic
UP - Missouri River Bridge (Blair)   [Map · Street View]
Through truss bridge over Missouri River on Union Pacific Railroad
Open to traffic
Built 1924 by the American Bridge Co.
UP - Perry Trail Overpass   [Map]
Pony/through plate girder bridge over Railroad/Perry Trail on Railroad
Open to traffic
UP - Soldier River Bridge   [Map · Street View]
Bridge over Soldier River on UP Railroad
Open to traffic
UP - Willow River Bridge   [Map · Street View]
Pony/through plate girder bridge over Willow River on Railroad
Open to traffic
UP Harrison-Monona Ditch Crossing   [Map · Street View]
Deck plate girder bridge over Harrison-Monona Ditch on UP Railroad
Open to traffic
US 30 Bridge   [Map]
Concrete arch bridge over an unnamed creek on US 30
Open to traffic
Built 1929
US30 Boyer River Bridge   [Map · Street View]
Concrete tee beam bridge over Boyer River on US 30
Open to traffic
Built 1952
US30 Boyer River Bridge (Old)   [Map]
Concrete deck girder bridge over Boyer River on US 30
Built 1917. Replaced 1952
Vienna Avenue Bridge   [Map]
Pony truss bridge over Pigeon Creek on Vienna Avenue
Open to traffic
Built 1967; rehabilitated 1978
Willow River Bridge   [Map]
Pony truss bridge over Willow River on 280th Street
Open to traffic
Built ca. 1930; rehabilitated 1974
Willow River Bridge   [Map]
Pony truss bridge over Willow River on 291st Street
Open to traffic
Built ca. 1930; rehabilitated 1974
Yale Avenue Bridge   [Map]
Pony truss bridge over Keg Creek on Yale Avenue
Open to traffic
Built ca. 1940; rehabilitated 1960