US 51 Intersection with Court/Milwaukee/Centerway

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

Project location

US 51/Center Avenue intersection with Court/Milwaukee/Centerway in Janesville - Rock County.

Project overview

This project location, aka Five Points, is the intersection of several significant routes including US 51 (Center Avenue), Court Street, Milwaukee Street, and Centerway Street in the City of Janesville. This safety improvement project includes:

  • Upgrading the traffic signal equipment
  • Improving turn lanes
  • Improving pedestrian crossings and island treatments
  • Adding sidewalk connections
  • Adding pedestrian channelization fencing
  • Providing high-visibility crosswalks
  • Resurfacing the intersection
  • Updating the pavement markings


  • March 10, 2022 - Public Involvement Meeting (PIM)
  • 2024 - Construction anticipated

Traffic impacts/detours

Traffic will be maintained during construction to the greatest extent possible. Limited road closures will be required to complete the improvements to the intersection.



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