Sioux County

100th Street Bridge   [Map]
Through truss bridge over Floyd River on 100th Street
Removed
Built 1955; rehabilitated 1988; removed in 2010
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 - West Branch Floyd River Bridge   [Map · Street View]
Pony/through plate girder bridge over West Branch Floyd River on Railroad (BNSF)
Open to traffic
CNW - Little Floyd River Bridge   [Map]
Lost Quadrangular lattice through truss bridge over Little Floyd River on Railroad
Replaced by a new bridge
DAIR - Big Sioux Crossing   [Map]
Pratt pony truss bridge over Big Sioux River on railroad
Open to traffic
DAIR - Big Sioux Crossing (Oak Grove)   [Map]
Pratt through truss bridge over Big Sioux River on DAIR
Open to traffic
DAIR - Big Sioux River Bridge   [Map]
Pratt through truss bridge over Big Sioux River on Railraod (DAIR)
Open to traffic
DAIR - Big Sioux River Bridge (Fairview)   [Map]
Pony truss bridge with pony plate girder approach over Big Sioux River on the BNSF Railway at Fairview
Open to railroad traffic
DAIR - Big Sioux River Bridge (Hudson)   [Map]
Warren pony truss with all verticals bridge over Big Sioux River on railroad
Open to traffic
DAIR - Big Sioux River Bridge (Midway Betwixt Hudson & Fairview)   [Map]
Pony truss bridge over Big Sioux River on Railraod (DAIR)
Open to traffic
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
Floyd River Bridge   [Map]
Lost Closed-spandrel arch bridge over Floyd 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 west of Rock Valley
Open to pedestrians only
Former bridge on the Milwaukee Railroad Built 1912, converted to pedestrian use by the Kiwanis Club
Rock Valley US 18 Bridge   [Map]
Stringer bridge over Rock River on US 18
Open to traffic
Built 2002
Sixmile Creek Bridge   [Map]
Pony truss bridge over Sixmile Creek on a local road
Replaced with a culvert
Built 1922
UP - Big Sioux River Bridge   [Map · Street View]
Three-span through truss bridge over Big Sioux River on the UPRR at Hawarden
Open to railroad traffic