I-43 (Beloit to Elkhorn)

Project location | Project overview | Schedule | Traffic impacts/detours | Status/phase | Contact information

Project location

I-43 (Beloit to Elkhorn) - Rock County

Project overview

This project, located in Rock County on I-43, will address deteriorating road conditions to extend pavement life and ride quality by sealing the existing concrete. The project begins near the I-43/I-39 interchange and continues east on I-43 for 11.62 miles to the east county line.


  • Fall 2019 - Construction anticipated

Traffic impacts/detours

I-43 will remain open but may be limited to one lane of traffic in each direction during construction. Entrance and exit ramps to County X (Hart Road) and WIS 140 may be closed for short durations.



Contact information

Jim Simpson, P.E., P.L.S., WisDOT Project Manager
(608) 246-5628

Michael Bie, WisDOT Southwest Region Communications Manager
(608) 246-7928

Wisconsin Department of Transportation (WisDOT)
Southwest Region, Madison Office
2101 Wright Street
Madison, WI 53704
Phone: (608) 246-3800
Fax: (608) 246-3843
TTY: 711
Email: swr.dtsd@dot.wi.gov