Topics:

Historic Bridges
Bridge Type: Steel Beam
Map of where IA 75 bridge is located

Year constructed: 1948
Bridge type: continuous steel plate deck girder
National Register of Historic Places status: Eligible
Length: 695 feet
Width: 31.6 feet
Spans: 1
FHWA: 052410
Jurisdiction: Iowa DOT; District 1; Jeremey Vortherms (Assistant District Engineer; Jeremey.Vortherms@iowadot.us; 515-233-7851)
Location: IA 175 over the Des Moines River
 

Details

The IA 175 Bridge (FHWA #0052410; 94-02577) was built between 1946 and 1948 and is classified as a continuous steel plate deck girder design with an overall length of 695 ft.  The bridge was recommended eligible for the NRHP under Criterion C for its engineering and design. It’s defining features are the 695 ft continuous span, arched steel girders, plate deck design continuing use without additional supports, and intact concrete piers.

 

Areas Served

  • Webster