Dakota & Iowa Railroad
Reporting mark: DAIR; D&I
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BNSF - Falls Park Bridge (Minnehaha County, South Dakota)
Built 1919 and 1947Girder Bridge over Big Sioux River in Sioux Falls on BNSF RailwayOpen to traffic
DAIR - Beresford Bridge (Sioux County, Iowa)
Built 1904, Girders Added 1913Three-span through truss bridge over Big Sioux River on the Dakota & Iowa Railroad at HawardenOpen to railroad traffic
DAIR - Big Sioux River Bridge (Union County, South Dakota)
Built 1900, Moved Here 1907Pratt through truss bridge over Big Sioux River on Dakota & Iowa RailroadOpen to traffic
DAIR - Big Sioux River Bridge (Minnehaha County, South Dakota)
Built 1957 using a secondhand spanThrough Plate Girder Bridge over Big Sioux River on D&I RailroadOpen to traffic
DAIR - Bridge #T-512.5 (Plymouth County, Iowa)
Built in 1947 using a secondhand span from Leaf River, IllinoisSteel stringer bridge over Unnamed Drainage Ditch on Dakota & Iowa RailroadOpen to traffic
DAIR - Canton Bridge (Lincoln County, South Dakota)
Truss built 1909 and moved here 1917, Approach added 1931; Destroyed 2019Through truss bridge over Big Sioux River on Dakota & Iowa RailroadDestroyed by flooding
DAIR - Dawson Bridge (Sioux County, Iowa)
Built 1900Pratt through truss bridge over Big Sioux River on Dakota & Iowa RailroadOpen to traffic
DAIR - Fairview Bridge (Lincoln County, South Dakota)
Built Ca. 1900; girders moved here 1911; Truss added 1932Pony truss bridge over Big Sioux River on the Dakota & Iowa RailroadOpen to railroad traffic
DAIR - Hudson Bridge (Sioux County, Iowa)
Built 1931; Approaches upgraded Ca. 2010sWarren pony truss with all verticals bridge over Big Sioux River on Dakota & Iowa RailroadOpen to traffic
DAIR - Indian Creek Bridge (Plymouth County, Iowa)
Built 1956 using a secondhand spanDeck plate girder bridge over Indian Creek on Dakota & Iowa RailroadOpen to traffic
DAIR - Oak Ridge Bridge (Sioux County, Iowa)
Built 1900 and 1904 at other locations, moved here 1932; Rehabilitated 2014Pratt pony truss bridge over Big Sioux River on Dakota & Iowa RailroadOpen to traffic
DAIR - Sixmile Creek Bridge (Sioux County, Iowa)
Built 1934 using a secondhand spanDeck plate girder bridge over Sixmile Creek on Dakota & Iowa RailroadOpen to traffic
DAIR - Tributary of Westfield Creek Bridge (Plymouth County, Iowa)
Built 1943 using a secondhand span from an unknown locationSteel stringer bridge over Tributary of Westfield Creek on Dakota & Iowa RailroadOpen to traffic
DAIR - Westfield Creek Bridge (Plymouth County, Iowa)
Built 1929Pony/through plate girder bridge over Westfield Creek on Dakota & Iowa RailroadOpen to traffic