Dakota & Iowa Railroad

Reporting mark: DAIR; D&I
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BNSF - Falls Park Bridge (Minnehaha County, South Dakota)
Built 1919 and 1947
Girder Bridge over Big Sioux River in Sioux Falls on BNSF Railway
Open to traffic

DAIR - Beresford Bridge (Sioux County, Iowa)
Built 1904, Girders Added 1913
Three-span through truss bridge over Big Sioux River on the Dakota & Iowa Railroad at Hawarden
Open to railroad traffic

DAIR - Big Sioux River Bridge (Union County, South Dakota)
Built 1900, Moved Here 1907
Pratt through truss bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic

DAIR - Big Sioux River Bridge (Minnehaha County, South Dakota)
Built 1957 using a secondhand span
Through Plate Girder Bridge over Big Sioux River on D&I Railroad
Open to traffic

DAIR - Bridge #T-512.5 (Plymouth County, Iowa)
Built in 1947 using a secondhand span from Leaf River, Illinois
Steel stringer bridge over Unnamed Drainage Ditch on Dakota & Iowa Railroad
Open to traffic

DAIR - Canton Bridge (Lincoln County, South Dakota)
Truss built 1909 and moved here 1917, Approach added 1931; Destroyed 2019
Through truss bridge over Big Sioux River on Dakota & Iowa Railroad
Destroyed by flooding

DAIR - Dawson Bridge (Sioux County, Iowa)
Built 1900
Pratt through truss bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic

DAIR - Fairview Bridge (Lincoln County, South Dakota)
Built Ca. 1900; girders moved here 1911; Truss added 1932
Pony truss bridge over Big Sioux River on the Dakota & Iowa Railroad
Open to railroad traffic

DAIR - Hudson Bridge (Sioux County, Iowa)
Built 1931; Approaches upgraded Ca. 2010s
Warren pony truss with all verticals bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic

DAIR - Indian Creek Bridge (Plymouth County, Iowa)
Built 1956 using a secondhand span
Deck plate girder bridge over Indian Creek on Dakota & Iowa Railroad
Open to traffic

DAIR - Oak Ridge Bridge (Sioux County, Iowa)
Built 1900 and 1904 at other locations, moved here 1932; Rehabilitated 2014
Pratt pony truss bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic

DAIR - Sixmile Creek Bridge (Sioux County, Iowa)
Built 1934 using a secondhand span
Deck plate girder bridge over Sixmile Creek on Dakota & Iowa Railroad
Open to traffic

DAIR - Tributary of Westfield Creek Bridge (Plymouth County, Iowa)
Built 1943 using a secondhand span from an unknown location
Steel stringer bridge over Tributary of Westfield Creek on Dakota & Iowa Railroad
Open to traffic

DAIR - Westfield Creek Bridge (Plymouth County, Iowa)
Built 1929
Pony/through plate girder bridge over Westfield Creek on Dakota & Iowa Railroad
Open to traffic