Illinois Central Railroad Overpass, Spanning Illinois Central Railroad at U.S. Highway 20, Ackley, Hardin County, IA
Summary
Significance: Designed by the Iowa State Highway Commission, the continuous steel plate girder of two asymmetrical spans is broken into two unequal lengths with an interesting detail off-center of the middle pier.
Unprocessed Field note material exists for this structure: N252
Survey number: HAER IA-81
Building/structure dates: 1932 Initial Construction
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Iowa State Highway Commission
Welden Brothers Construction Company
Location
Ackley, 42.55553, -93.05298
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html