IA 1

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BNSF - IA1 Overpass (Jefferson County, Iowa)
Built 1934
Steel stringer bridge over IA 1 on Railroad (BNSF)
Open to traffic

DM&E - IA1/IA92 Overpass (Washington County, Iowa)
Steel stringer bridge over Highway 1 on MILW Railroad
Open to traffic

IA1 Culvert (Johnson County, Iowa)
Concrete culvert bridge on IA 1/IA 11


IA1 Drainage Ditch Bridge (Johnson County, Iowa)
Built 1941; rehabilitated 1978
Arch bridge over a drainage ditch on IA 1 in Solon
Open

IA1 English River Deck Truss (Washington County, Iowa)
Built 1922; Replaced 1979
Lost Deck truss bridge over English River on IA 1
Replaced by a new bridge

IA1 Iowa River Bridge (Johnson County, Iowa)
Built 1915; rehabilitated 1986
Three-span arch bridge over Iowa River on North/Eastbound IA 1/Burlington Street in Iowa City
Open to traffic

IA1 Overpass (Van Buren County, Iowa)
Lost Timber stringer bridge over RI railroad on Hwy 1
Replaced with a fill once the railroad removed

IA1 Ralston Creek Bridge (Johnson County, Iowa)
Built 1932; rehabilitated 2004
Steel stringer bridge over Ralston Creek on IA 1/Burlington Street
Open to traffic

IA1 Skunk River Bridge (Washington County, Iowa)
Built 1953; Rehabilitated 1972; Replaced 2015
Lost Steel stringer bridge over Skunk River on Ia 1
Replaced by a new bridge

IA1 Walnut Creek Bridge (Washington County, Iowa)
Built 1922; rehabilitated 1953, Replaced 2006
Concrete tee beam bridge over Walnut Creek on IA 1
Replaced by a new bridge

Ivanhoe Bridge (Old) (Linn County, Iowa)
Built 1946; replaced 1992
Lost through truss bridge over Cedar River on IA 1
Replaced by new bridge

Keosauqua Bridge (Van Buren County, Iowa)
Built 1939, Replaced 2007
Lost through truss bridge over Des Moines River on IA 1 in Keosauqua
Replaced by new bridge

RI - IA1 Overpass (Jefferson County, Iowa)
Built 1945, abandoned and removed 1983
Lost through plate girder bridge over IA 1 on former Rock Island RR
Removed

Rochester Avenue Bridge (Johnson County, Iowa)
Built 1934; Replaced 2013
Steel stringer bridge over Ralston Creek on Rochester Avenue
Replaced by a new bridge