Alden, Iowa

Alden Bridge (Hardin County, Iowa)
Built 1936
Concrete rigid frame bridge over Iowa River on Main Street in Alden
Open to traffic

Alden Bridge (Old) (Hardin County, Iowa)
Built ?; Replaced 1935
Lost Pratt through truss bridge over Iowa River on Road
Replaced by a new bridge

Island Bridge (Hardin County, Iowa)
Stone arch bridge over Iowa River on path
Open to pedestrians