Boone River
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Albright Bridge (Hamilton County, Iowa)
Built 1907Pratt through truss bridge over Boone River on Inkpaduta AvenueOpen to traffic
Bank Street Bridge (Hamilton County, Iowa)
Built 1891; Replaced 1954Lost Pratt through truss bridge over Boone river on Bank StreetReplaced by new bridge
Bell's Mill Bridge (Hamilton County, Iowa)
Built ca. 1888; Replaced 1954Lost Whipple through truss bridge over Boone River on Bells Mill RoadReplaced by a new bridge
Boone River Bridge (Wright County, Iowa)
Built 1912Pony truss bridge over Boone River on Buchanan AvenueDerelict/abandoned
Boone River Bridge (Webster County, Iowa)
Built 1923; replaced 1992Lost through truss bridge over Boone River on a local roadReplaced by new bridge
Boone River Bridge (Hamilton County, Iowa)
Built 1924Pony truss bridge over Boone River on 173rd StreetOpen to traffic
Boone River Bridge (Hancock County, Iowa)
Built 1917Pony truss bridge over Boone River on 110th StreetReplaced by a new bridge
CN - Boone River Bridge (Hamilton County, Iowa)
Built 1947 replacing a truss bridgeDeck plate girder bridge over Boone River on CC RailroadOpen to traffic
Crane Avenue Bridge (Hancock County, Iowa)
Built 1925Concrete pony/through girder bridge over Boone River on 1870 Crane AvenueOpen to traffic
Goldfield Bridge (Wright County, Iowa)
Built 1922; replaced 2004Lost concrete cantilevered deck girder bridge over Boone River on Oak Street in GoldfieldNo longer exists
IA17 Boone River Bridge (Old) (Hamilton County, Iowa)
Built 1923; Replaced 1972Lost Warren pony truss bridge over Boone River on IA 17Replaced by a new bridge
IC - Boone River Bridge (Hamilton County, Iowa)
Built 1903, Lost 1947Lost Through truss bridge over Boone River on RailroadReplaced by a new bridge
Millard's Bridge (Hamilton County, Iowa)
Built ?; Replaced 1923Lost Pratt through truss bridge over Boone River on Webster City RFD No. 6Replaced by a new bridge
Old US20 Boone River Bridge (Hamilton County, Iowa)
Built 1950; rehabilitated 1978Steel stringer bridge over Boone River on 2nd StreetOpen to traffic
River Park Bridge (Wright County, Iowa)
Built 1900; Replaced 1922Lost Bridge over Boone River on 210th StreetReplaced by a new bridge
Stratford Bridge (Hamilton County, Iowa)
Built 1890; Replaced 1937Lost Pratt through truss bridge over Boone River on Stratford RFD 3Replaced by a new bridge
Tremaine Bridge (Hamilton County, Iowa)
Built 1902; rehabilitated 1940Through truss bridge over Boone River on 280th StreetOpen to one lane traffic with a weight limit
Tunnel Mill Bridge (Hamilton County, Iowa)
Built 1899; Replaced 1973Lost Whipple through truss bridge over Boone River on Tunnel Mill RoadReplaced by a new bridge, only the piers and raised approaches remain
UP - Boone River Bridge (Hamilton County, Iowa)
Built 1902, Girder Added 1914Through truss bridge over Boone River on Union Pacific Railroad in Webster CityOpen to traffic
UP - Boone River Bridge (Wright County, Iowa)
Deck plate girder bridge over Boone River on Union Pacific RailroadOpen to traffic
UP - Briggs Woods Bridge (Hamilton County, Iowa)
Built 1901, Approaches Added 1909Deck truss bridge over Boone River on Union Pacific RailroadOpen to traffic
US20 Boone River Bridge (Old) (Hamilton County, Iowa)
Built 1894; Struck 1949; Replaced 1950Lost Pratt through truss bridge over Boone River on US 20 (East 2nd Street)Destroyed by collision