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

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290th Street Bridge
Pony truss bridge over an unnamed creek on 290th Street
Open to traffic
Built 1913

330th Street Bridge
Lost pony truss bridge over an unnamed creek on 330th Street
No longer exists
Replaced 2005

370th Street Bridge
Lost pony truss bridge over an unnamed creek on 370th Street
No longer exists
Replaced 2001

485th Street Bridge
Pratt pony truss bridge over Tributary of Little Sioux River on private road just off 485th Street
Closed to all traffic

Big Meadow Creek Bridge
Lost pony truss bridge over Big Meadow Creek on 260th Avenue
No longer exists
Built 1915; replaced 2000

Burr Oak Bridge
Lost through truss bridge over Little Sioux River on 495th Street east of US 71
Destroyed by tornado
Built 1905 by the Clinton Bridge & Iron Works; relocated here in 1926; rehabilitated in 1943 and 1984; destroyed by tornado in June 2004

Little Sioux River Bridge
Through truss bridge over Little Sioux River on 470th Street
Open to traffic
Built 1907; rehabilitated 1960

Little Sioux River Bridge
Lost through truss bridge over Little Sioux River on 495th Street
No longer exists
Built 1926; replaced 2005

Little Sioux River Bridge
Through truss bridge over Little Sioux River on 210th Avenue
Open to traffic
Built 1915

Little Sioux River Bridge
Through truss bridge over Little Sioux River on 355th Street
Open to traffic
Built 1905

Little Sioux River Bridge
Concrete arch bridge over Little Sioux River on US 18/US 71
Open to traffic
Built 1914; rehabilitated 1951

Meadow Creek Bridge
Lost pony truss bridge over Meadow Creek on 290th Street
No longer exists
Built 1925; replaced 2002

Ocheydan River 300th Street Bridge
Pony truss bridge over Ocheydan River on 300th Street
Open to traffic
Built 1900

Ocheydan River Bridge
Pony truss bridge over Ocheydan River on 340th Street
Open to traffic
Built 1911

Old Rusty Bridge
Through truss bridge over Little Sioux River on 210th Avenue north of Spencer in Spencer
Open to one-lane traffic
Built 1901 by the Clinton Bridge & Iron Works; relocated here in 1915

Pickeral Run Bridge
Pony truss bridge over Pickeral Run on 1st Street in Dickens
Open to traffic
Built 1923

Spencer Grand Avenue Bridge
Lost concrete arch bridge over Little Sioux River on US 18/71 (Grand Avenue) in Spencer
Replaced by a new bridge
Built 1915; rehabilitated 1951

Stoney Creek 290th Street Bridge
Lost pony truss bridge over Stoney Creek on 290th Street
No longer exists
Built 1904; rehabilitated 1937; replaced 2004

Stoney Creek 300th Street Bridge
Lost pony truss bridge over Stoney Creek on 300th Street
No longer exists
Built ca. 1940; replaced 2005

Stoney Creek 310th Street Bridge
Pony truss bridge over Stoney Creek on 310th Street
Open to traffic
Built 1924

Teilbur Bridge
Through truss bridge over Little Sioux River on 470th Street/240th Avenue east of US 71
Open to one-lane traffic with a weight limit
Built 1907 by the Clinton Bridge & Iron Works

Thunder Bridge
Through truss bridge over Little Sioux River on 355th Street (Thunder Bridge Road) just off 4th Street in Spencer
Open to one-lane traffic
Built 1905

Willow Creek 430th Street Bridge
Pony truss bridge over Willow Creek on 430th Street
Open to traffic
Built 1916