I-94 and WIS 73 Interchange

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

Project location

I-94 and WIS 73 Interchange, Dane County

Project overview

The project includes reconstructing both the eastbound and westbound I-94 bridges over WIS 73 and both the eastbound and westbound I-94 bridges over Missouri Road in Dane County. Profile changes to the interstate and side roads will be required. The WIS 73 interchange will also be improved.


  • Construction currently scheduled for 2024.

Traffic impacts/detours


  • No detour will be posted for I-94.
  • Two lanes of traffic will be maintained at all times.

WIS 73:

  • No detour will be posted for WIS 73.
  • WIS 73 will remain open during construction with short closures for staging and demolition.

Missouri Road:

  • Missouri Road will be closed during construction with a proposed detour to County O.



Contact information

Jim Oettinger, P.E.
WisDOT Project Manager
(608) 246-3879

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