Historic Bridges of the U.S. | Harrison County, Iowa

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110th Street Bridge
Through truss bridge over Willow River on 110th Street
Open to traffic
Built 1918

145th Trail Bridge
Pony truss bridge over Soldier River on 145th Trail
Closed to all traffic
Built 1945

155th Street Bridge
Pony truss bridge over Willow River on 155th Street
Open to traffic
Built ca. 1930

155th Street Bridge
Pony truss bridge over Mud Creek on 155th Street
Open to traffic
Built ca. 1940

170th Trail Bridge
Through truss bridge over Soldier River on 170th Trail
Open to traffic
Built ca. 1930; rehabilitated 1957

180th Street Bridge
Pony truss bridge over South Picayune Creek on 180th Street
Open to traffic
Built ca. 1950

210th Street Bridge
Pony truss bridge over Little Pigeon on 210th Street
Open to traffic
Built ca. 1930; rehabilitated 1961

220th Street Bridge
Pony truss bridge over Allen Creek on 220th Street
Open to traffic
Built ca. 1940; rehabilitated 1959

235th Street Bridge
Pony truss bridge over Allen Creek on 235th Street
Open to traffic
Built ca. 1940

235th Trail Bridge
Pony truss bridge over Willow Creek on 235th Trail
Open to traffic
Built 1935; rehabilitated 1957

270th Street Bridge
Pony truss bridge over Allen Creek on 270th Street
Open to traffic
Built ca. 1930; rehabilitated 1977

280th Street Bridge
Pony truss bridge over Mosquito Creek on 280th Street
Open to traffic
Built ca. 1940; rehabilitated 1972

288th Street Bridge
Pony truss bridge over Mosquito Creek on 288th Street
Open to traffic
Built ca. 1940; rehabilitated 1970

315th Street Bridge
Pony truss bridge over Mosquito Creek on 315th Street
Open to traffic
Built ca. 1930; rehabilitated 1993

325th Street Bridge
Pony truss bridge over Keg Creek on 325th Street
Open to traffic
Rehabilitated 1997

325th Street Bridge
Through truss bridge over Mosquito Creek on 325th Street
Open to traffic
Built ca. 1920

335th Street Bridge
Through truss bridge over Mosquito Creek on 335th Street
Open to traffic
Built ca. 1920; rehabilitated 1945

340th Street Bridge
Lost through truss bridge over Willow River on 340th Street
No longer exists
Built 1956; replaced 2005

8th Street Bridge
Through truss bridge over Boyer River on 8th Street in Logan
Open to traffic
Rehabilitated 1972

Blair Bridge
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

Boyer River Bridge
Through truss bridge over Boyer River on 290th Street
Unknown status

Boyer River Bridge
Through truss bridge over Boyer River on a local road
Open to traffic
Built ca. 1940; rehabilitated 1977

Boyer River Bridge
Through truss bridge over Boyer River on a local road
Open to traffic
Built 1917; rehabilitated 1971

Canal Street Bridge
Pony truss bridge over Willow River on Canal Street in Missouri Valley
Open to traffic
Built 1916; rehabilitated 1967

Harrison Monona Ditch Bridge
Through truss bridge over Harrison Monona Ditch on 340th Street
Open to traffic
Built 1925; rehabilitated 1985

Jackson Street Bridge
Lost through truss bridge over Soldier River on Jackson Street in Pisgah
No longer exists
Built 1918; rehabilitated 1949; replaced 2004

Jasper Trail Bridge
Pony truss bridge over an unnamed creek on Jasper Trail
Open to traffic
Built 1900

Kelly Lane Bridge
Through truss bridge over Soldier River on E. Kelly Lane
Open to traffic
Built 1918; rehabilitated 1950

Little Sioux River Bridge
Through truss bridge over Little Sioux River on 120th Street
Open to traffic
Built 1971; rehabilitated 1986

Loess Hills Road Bridge
Concrete arch bridge over an unnamed creek on CR L20 (Loess Hills Road)
Open to traffic
Built 1926

Malden Trail Bridge
Pony truss bridge over Allen Creek on Malden Trail
Open to traffic
Built ca. 1940; rehabilitated 1976

Medford Avenue Bridge
Through truss bridge over Willow River on Medford Avenue
Open to traffic
Built 1900

Mobile Avenue Bridge
Pony truss bridge over Hoffman Creek on Mobile Avenue
Open to traffic
Built ca. 1940; rehabilitated 1962

Monona-Harrison Ditch Bridge
Through truss bridge over Monona-Harrison Ditch
Unknown status
Built 1926; rehabilitated 1962

Neely Trail Bridge
Through truss bridge over Willow Creek on Neely Trail
Open to traffic
Built ca. 1940

Norwood Avenue Bridge
Pony truss bridge over Honey Creek on Norwood Avenue
Open to traffic
Rehabilitated 1990

Parker Trail Bridge
Pony truss bridge over Boyer Creek on Parker Trail
Closed to all traffic
Built 1900

Reno Avenue Bridge
Pony truss bridge over Six Mile Creek on Reno Avenue
Open to traffic
Built ca. 1930

Stowe Creek Bridge
Pony truss bridge over Stowe Creek on 340th Street
Unknown status
Built ca. 1940

Taylor Avenue Bridge
Pony truss bridge over Pigeon Creek on Taylor Avenue
Open to traffic
Built ca. 1920; rehabilitated 1986

US 30 Bridge
Concrete arch bridge over an unnamed creek on US 30
Open to traffic
Built 1929

Vienna Avenue Bridge
Pony truss bridge over Pigeon Creek on Vienna Avenue
Open to traffic
Built 1967; rehabilitated 1978

Willow River Bridge
Pony truss bridge over Willow River on 280th Street
Open to traffic
Built ca. 1930; rehabilitated 1974

Willow River Bridge
Pony truss bridge over Willow River on 291st Street
Open to traffic
Built ca. 1930; rehabilitated 1974

Yale Avenue Bridge
Pony truss bridge over Keg Creek on Yale Avenue
Open to traffic
Built ca. 1940; rehabilitated 1960