Sioux County

100th Street Bridge   [Map]
Through truss bridge over Floyd River on 100th Street
Removed
Built 1955; rehabilitated 1988; removed in 2010
3rd Avenue Bridge   [Map]
Lost Pratt through truss bridge over Floyd River on 3rd Avenue
Replaced by a new bridge
410th Street Bridge   [Map]
Lost through truss bridge over Floyd River on 410th Street southwest of Hospers
Replaced by a modern bridge
Built 1897 by W.W. Allen; replaced 2001
BNSF - Bridge #180.0   [Map]
Stone arch bridge over Tributary of Dry Creek on BNSF Railway
Open to traffic
BNSF - US-18 Bridge   [Map · Street View]
Steel stringer bridge over US Highway 18 on BNSF Railway
Open to traffic
Built 1939
BNSF - US-75 Bridge (North)   [Map]
Steel stringer bridge over US Highway 75 on BNSF Railway
Open to traffic
Built 1931
BNSF - US-75 Bridge (South)   [Map · Street View]
Steel stringer bridge over US Highway 75 on BNSF Railway
Open to traffic
Built 1931
BNSF - West Branch Floyd River Bridge   [Map · Street View]
Pony/through plate girder bridge over West Branch Floyd River on BNSF Railway
Open to traffic
Built 1944 using secondhand girders
Calliope Bridge   [Map]
Lost Pratt through truss bridge over Big Sioux River on Johnson Street
Removed; A lally column remains
Built 1880; Repaired/Lally column built 1895; 100' Pratt added 1907; Removed ca. 1930
CNW - Floyd River Bridge   [Map]
Lost Quadrangular lattice through truss bridge over Floyd River on former Chicago & Northwestern Railway
Removed ca. 1980 following abandonment of CNW Marathon to Alton line.
DAIR - Beresford Bridge   [Map · Street View]
Three-span through truss bridge over Big Sioux River on the Dakota & Iowa Railroad at Hawarden
Open to railroad traffic
Built 1904, Girders Added 1913
DAIR - Dawson Bridge   [Map · Street View]
Pratt through truss bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic
Built 1900
DAIR - Fairview Bridge   [Map · Street View]
Pony truss bridge over Big Sioux River on the Dakota & Iowa Railroad
Open to railroad traffic
Built Ca. 1900; girders moved here 1911; Truss added 1932
DAIR - Hudson Bridge   [Map]
Warren pony truss with all verticals bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic
Built 1931; Approaches upgraded Ca. 2010s
DAIR - Oak Ridge Bridge   [Map]
Pratt pony truss bridge over Big Sioux River on Dakota & Iowa Railroad
Open to traffic
Built 1900 and 1904 at other locations, moved here 1932; Rehabilitated 2014
DAIR - Sixmile Creek Bridge   [Map · Street View]
Deck plate girder bridge over Sixmile Creek on Dakota & Iowa Railroad
Open to traffic
Built 1934 using a secondhand span
Dry Creek Bridge   [Map]
Lost Pratt through truss bridge over Dry Creek on Dry Creek
Replaced by a new bridge
Dry Creek Tanker Car Culvert   [Map]
Culvert bridge over Dry Creek on Cleveland Avenue
Open to traffic
Built 2013
Floyd River Bridge   [Map]
Lost Closed-spandrel arch bridge over Floyd River on Road
Replaced by a new bridge
Floyd River Bridge   [Map]
Lost through truss bridge over Floyd River on a local road
No longer exists
Built ca. 1920; rehabilitated 1955; replaced 2001
Hawarden Bridge   [Map]
Lost Pratt through truss bridge over Big Sioux River on Road
Replaced by a new bridge
Hudson Bridge   [Map]
Abandoned through truss bridge over Big Sioux River south of Hudson
Abandoned with one span missing
Built 1915; east span washed out 1976
Kiwanis Bridge   [Map]
Two-span through truss bridge over Rock River on Kiwians Trail
Open to pedestrians only
Built Ca. 1895, relocated here at an unknown date, converted to pedestrian use by the Kiwanis Club
LaSalle Bridge   [Map]
Bridge over Indian Creek on LaSalle
Open to traffic
Main Street Bridge   [Map]
Lost Pratt through truss bridge over Rock River on Main Street
Replaced at some point with a concrete slab.
Built 1919; Replaced 1935
Sixmile Creek Bridge   [Map]
Pony truss bridge over Sixmile Creek on a local road
Replaced with a culvert
Built 1922
UP - Bridge #217.54   [Map · Street View]
Deck plate girder bridge over Tributary of Floyd River on Union Pacific Railroad
Open to traffic
Built 1912
UP - Bridge #219.97   [Map · Street View]
Steel stringer bridge over Unnamed Creek on Union Pacific Railroad
Open to traffic
UP - Bridge #223.15   [Map · Street View]
Steel stringer bridge over Tributary of Floyd River on Union Pacific Railroad
Open to traffic
UP - Bridge #224.30   [Map · Street View]
Steel stringer bridge over Tributary of Floyd River on Union Pacific Railroad
Open to traffic
UP - Bridge #224.73   [Map · Street View]
Steel stringer bridge over Tributary of Floyd River on Union Pacific Railroad
Open to traffic
UP - Bridge #228.45   [Map]
Stone arch bridge over Unnamed Creek on Union Pacific Railroad
Open to traffic
UP - Bridge #229.04   [Map · Street View]
Steel stringer bridge over Unnamed Creek on Union Pacific Railroad
Open to traffic
UP - Bridge #232.93   [Map · Street View]
Pony/through plate girder bridge over Farm Pass on Union Pacific Railroad
Open to traffic
UP - Bridge #233.38   [Map · Street View]
Steel stringer bridge over Unnamed Creek on Union Pacific Railroad
Open to traffic
UP - Floyd River Bridge   [Map]
Lost Deck plate girder bridge over Floyd River on Union Pacific Railroad
Destroyed by disaster
UP - Floyd River Tributary Bridge   [Map · Street View]
Deck plate girder bridge over Tributary of Floyd River on Union Pacific Railroad
Open to traffic
US18 Rock Valley Bridge (Old)   [Map]
Stringer bridge over Rock River on US 18
Replaced by a new bridge
Built 1935; Replaced 2002