WIS 19 intersections (US 151, Thompson Street, Davidson Drive)

Sun Prairie, Dane County


The Wisconsin Department of Transportation (WisDOT) is proposing safety improvements along WIS 19 at the US 151 interchange, Thompson Street intersection, and Davidson Drive intersection in Sun Prairie, Dane County. The project will reduce the overall number and severity of crashes along WIS 19 at the US 151 interchange; and to better accommodate turning lane capacity and large truck turning movements in an effort to minimize impacts to through traffic.
  • Construction schedule: March 4 - fall 2024