IIW

Project Category

State Highway 78 (Wiota – Argyle)

IIW led the improvement efforts of a 7.1- mile stretch of State Highway 78 between Wiota and Argyle in Lafayette County, Wisconsin, including the replacement of a functionally obsolete, narrow, and structurally... > READ MORE

National Mississippi River Museum & Aquarium

IIW served on the design dream team to create the National Mississippi River Museum and Aquarium. The complex facility, led by Esherick Homsey Dodge and Davis of San Francisco, California, included the... > READ MORE

11th Street/Grove Terrace Retaining Wall

The IIW team revived the historic limestone retaining wall supporting Grove Terrace within the nationally recognized Historic District in the thriving community of Dubuque, Iowa.... > READ MORE

D-22 Over Dry Creek Box Culvert

Buchanan County called on IIW to evaluate a deficient, narrow bridge that faced growing traffic counts and was adjacent to an active railroad. IIW evaluated replacement options that provided solutions... > READ MORE

Highway 52/151 Shoring

IIW devised a plan to maintain the structural stability of an existing bridge in order to keep traffic moving along one of Dubuque’s major thoroughfares during the reconstruction of U.S. Highways 52,... > READ MORE