I-43 at National Avenue Study - Milwaukee County

Share your thoughts by December 15! 

Overview

The Wisconsin Department of Transportation (WisDOT) is conducting a planning and environmental linkages (PEL) study that will explore redesigning the I-43/I-94 National Avenue Interchange, or I-43 at National Avenue, in Milwaukee.

Note: the I-43 at National Avenue ramps are being resurfaced in summer 2025 to extend the life of the ramps until full reconstruction. More details about 2025 resurfacing project HERE.

Timeline

  • Study: 2025 to 2026
  • Future Phases: Environmental Review, Final Design and Construction

Note: Schedule is subject to change. Future project phases are dependent on funding availability.

Public Input

Thank you to everyone who shared feedback during the community visioning phase of the I-43 at National Avenue study. A public meeting was held on Wednesday, November 12, 2025, and a comment form was available from November 12 to December 15, 2025. We appreciate the thoughtful input from the community! 

What’s next? This was the first of several opportunities to engage with the study. WisDOT is reviewing public input so far to help guide design considerations and community engagement efforts. Additional public meetings are anticipated in 2026.

Provide comments. Community input is an important part of this study. Provide a comment at any time using the general comment form.

Stay Informed

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Contact Information

Jason Dahlgren
WisDOT Project Manager
(414) 750-3278
jason.dahlgren@dot.wi.gov

Dan Sellers
WisDOT Communications Manager
(262) 548-6702
daniel.sellers@dot.wi.gov

Wisconsin Department of Transportation
Southeast Region
141 NW Barstow Street
P.O. Box 798
Waukesha, WI 53167-0798

Phone: (262) 548-5902
Fax: (262) 548-5662

WI Telecommunications Relay System (TTY): 711
ser.dtsd@dot.wi.gov