US 18, Grant County

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

Project location

US 18, Prairie du Chien to Fennimore, Grant County

View US 18 project in a larger map.

Project overview

WisDOT is in the process of developing final plans to improve US 18, beginning just south of the Wisconsin River Bridge and continuing southeast to the US 18/WIS 35 intersection nearest Patch Grove. The project length is 6.3 miles.

  • The asphalt pavement and guard rail will be replaced.
  • The shoulder will be paved to a typical width of 5 feet.


  • The project design will be completed in the winter of 2018.
  • Summer 2019 - Fall 2019 - Construction anticipated.

Traffic impacts/detours

This project will be constructed under traffic. Roadway flagging operations will control traffic throughout the construction process. Access to businesses and residences along the project route will be maintained except for limited periods of time during underground utility relocations and driveway improvements.



Contact information

Tim Maedke, P.E., WisDOT Project Manager
(608) 789-6317

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

Wisconsin Department of Transportation
Southwest Region, La Crosse Office
3550 Mormon Coulee Road
La Crosse, WI 54601
Phone: (608) 785-9022
Fax: (608) 785-9969
TTY: 711