Project location |
Project overview |
Schedule |
Traffic impacts/detours |
Status/phase |
Contact information
Upcoming
WisDOT will hold a set of Public Involvement Meetings (PIMs) for the US 18/151 Corridor Study to provide updates on the study and gather feedback on the study purpose and needs. An in-person PIM will be held October 8, 2025 at Mount Horeb High School from 5:30 p.m. to 7:00 p.m. A virtual PIM will be held on October 9, 2025 at 5:30 p.m. Please visit the
Public Involvement page for meeting details.
Project location
US 18/151 (US 18/151 interchange County PD), Dodgeville to Fitchburg - Iowa and Dane counties
Project overview
- The Wisconsin Department of Transportation (WisDOT) and the Federal Highway Administration (FHWA) are conducting a US 18/151 Corridor Study between the US 18/151 interchange in Dodgeville and County PD (McKee Road) in Fitchburg. The study corridor is about 35 miles long and travels through Iowa and Dane counties.
- WisDOT will identify project needs and evaluate a range of alternatives in an Environmental Impact Statement (EIS).
Schedule
- 2025
- Existing conditions data collection
- Development of purpose and need
- 2026
- Develop alternative concepts to address corridor needs
Status/phase
Environmental study with no construction activities planned at this time.
Comments and updates
WisDOT welcomes comments and suggestions related to this study.
Comment online via the following link:
Comment now
Share comments at Public Involvement Meetings and other meetings:
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Contact information
Michael Bie
WisDOT Southwest Region Communications Manager
(608) 246-7928
michael.bie@dot.wi.gov
Wisconsin Department of Transportation (WisDOT)
Southwest Region, Madison Office
2101 Wright Street
Madison, WI 53704
Phone: (608) 246-3800
TTY: 711
Email:
swr.dtsd@dot.wi.gov