US 18
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Brantingham Street Bridge (Floyd County, Iowa)
Built 1967, Survived the 1968 F5 tornadoSteel stringer bridge over Cedar River on US 18Open to traffic
Grand Avenue Bridge (Clay County, Iowa)
Built 1915; rehabilitated 1951; Replaced 2006Lost concrete arch bridge over Little Sioux River on US 18/71 (Grand Avenue) in SpencerReplaced by a new bridge
IA122 Cheslea Creek Bridge (Cerro Gordo County, Iowa)
Built 1915; rehabilitated 1962; Replaced 2010Lost Concrete tee beam bridge over Cheslea Creek on IA 122Replaced by a new bridge
Marquette-Joliet Bridge (Clayton County, Iowa)
Built 1974Steel through arch bridge over Mississippi River on US 18 between Marquette and Prairie du ChienOpen to traffic
Marquette-Prairie Bridge (Crawford County, Wisconsin)
Built 1932; Replaced 1974Lost suspension bridge over Mississippi River on US 18Replaced by a new bridge
State Street Bridge (Milwaukee County, Wisconsin)
Built 1924; Restored 2007Bascule bridge over Milwaukee River on State Street (Westbound US 18) in MilwaukeeOpen to traffic
Taylor Bridge (Cerro Gordo County, Iowa)
Built 1924, sidewalk added 1954; Replaced 1997Lost Marsh arch bridge over Winnebago River on Business US 18Replaced by a new bridge
Taylor Bridge (Old) (Cerro Gordo County, Iowa)
Built 1887; Replaced 1924Lost Pratt through truss bridge ober Winnebago River on US18Replaced by a new bridge
US18 Turkey River Bridge (Old) (Fayette County, Iowa)
Built 1943, Replaced 1988Lost Open-spandrel arch bridge over Turkey River on US 18Replaced by a new bridge
US18 Turkey River Bridge (Older) (Fayette County, Iowa)
Built ca. 1881; Replaced 1943Lost 3-Hinged Braced Arch through truss bridge over Turkey River on US 18Replaced by a new bridge
Wells Street Lift Bridge (Milwaukee County, Wisconsin)
Built 1985Vertical lift bridge over Milwaukee River on Wells Street (Eastbound US 18) in MilwaukeeOpen to traffic