USH 41 Freeway Modernization » Donohue & Associates, Inc. Client: Wisconsin Department of Transportation Location: Washington County, Wisconsin This project consisted of reconstructing the US 41 / WIS 144 interchange. The project included updating a former plan to meet current design standards, including changing the entrance and exit ramp geometrics to parallel ramp design standards. Donohue also provided the design to reconstruct one mile of WIS 144 as an urban roadway. Intersections were redesigned to provide an exclusive left turn lane to Overlook Drive. As Wisconsin DOT designed the US 41 bridge, Donohue incorporated their efforts into the updated environmental report and project construction documents. The redesigned the storm sewer and guardrails associated with this roadway sectio

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