US 151, Sun Prairie

Dane County


  • March 13 – October 27, 2017 – Construction scheduled

Weekly construction updates

Work completed since last update:

  • All asphalt paving on project.
  • All aggregate shoulders on project.

Anticipated work for next week:

  • Continue to place permanent pavement markings once the cure times are met on pavement.
  • Complete sign replacement along northbound US 151.

Schedule of lane closures and ramp closures for next week:

Traffic impacts/detours

September 27 – There will be a traffic switch for northbound US 151.  Traffic will be shifted onto the finished right/outside lane from just south of WIS 19 to north of Columbus.  US 151 northbound traffic is anticipated to remain down to one lane until Saturday morning.  All ramps will be open throughout the project.