Built 1958 (352)
Built during 1950s (3,838)
Functionally obsolete (6,464)
Iowa (6,471)
Little Sioux River (57)
Lost (24,606)
Monona County, Iowa (39)
Owned by county (20,733)
Parker through truss (1,293)
| Parker truss (1,673)
Pony truss (16,160)
Replaced by new bridge (16,486)
Span length 125-175 feet (4,210)
Through truss (15,014)
Total length 250-500 feet (5,219)
Truss (32,703)
Warren pony truss (3,346)
Warren truss (6,540)
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