Project location | Project overview | Schedule | Traffic impacts/detours | Status/phase | Contact information
Project location
US 151 (I-39/90/94 and Main Street), Madison to Sun Prairie - Dane County
Project overview
The purpose of this project is to extend the life of the pavement along US 151 between I-39/90/94 and Main Street. This project will provide a safer ride for motorists and improve drainage to prevent erosion. Improvements include:
- Asphalt overlay between American Parkway and Main Street
- Patch existing concrete
- Partial beam guard replacement
- Improve sidewalk curb ramps at interchange terminals
- Clean drainage pipes
Schedule
- April 21, 2026 - Public Involvement Meeting
- 5:30 - 7:00 p.m.
WisDOT Southwest Region Madison office
2101 Wright Street, Madison
- 2029 - Construction anticipated
Traffic impacts/detours
US 151 will have off-peak lane closures and limited ramp closures for the duration of construction
Information for businesses
WisDOT recognizes businesses located in work zones or impacted by detour routes have special needs. WisDOT's In This Together program provides information to help businesses better understand the overall process and prepare for whats ahead.
Status/phase
Design
Contact information
Amy Coughlin, P.E.
WisDOT Project Manager
(608) 245-5358
amy.coughlin@dot.wi.gov
Hannah Punzel
WisDOT Southwest Region Communications Manager
(608) 246-7907
hannah.punzel@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