100th Street Bridge
Through truss bridge over Floyd River on 100th Street
Closed to all traffic
Built 1955; rehabilitated 1988
410th Street Bridge
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
Fairview Railroad Bridge
Pony truss bridge over Big Sioux River on the BNSF Railway at Fairview
Open to railroad traffic
Floyd River Bridge
Lost through truss bridge over Floyd River on a local road
No longer exists
Built ca. 1920; rehabilitated 1955; replaced 2001
Hawarden Railroad Bridge
Three-span through truss bridge over Big Sioux River on the UPRR at Hawarden
Open to railroad traffic
Hudson Bridge
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
Two-span through truss bridge over Rock River west of Rock Valley
Open to pedestrians only
Former bridge on the Milwaukee Railroad converted to pedestrian use by the Kiwanis Club
Rock Valley US 18 Bridge
Stringer bridge over Rock River on US 18
Open to traffic
Built 2002
Sixmile Creek Bridge
Pony truss bridge over Sixmile Creek on a local road
Unknown status
Built 1922