I-39 (WIS 33 to US 51)

Madison - Packwaukee, Columbia County

Schedule

*Work has been suspended for the winter months and will begin in March of 2018.*

  • September 2017 – November 2018 – Construction scheduled

Traffic Impacts/Detours

  • September 2017 – October 2017:
    • Traffic on I-39 will be reduced to one lane in each direction to install asphalt crossovers.
    • The ramp from northbound I-39 to westbound WIS 16 will be closed for up to 7 days and traffic will be detoured north along I-39 to the US 51 interchange, then south along I-39 to WIS 16.
    • Northbound I-39 to WIS 16 Detour Route
  • November 2017 – February 2018:
    • Traffic on I-39 will return to normal conditions.
  • March 2018 – May 2018:
    • Traffic on I-39 will be reduced to one lane in each direction and shifted onto the existing I-39 southbound lanes.
    • The off ramp from northbound I-39 to eastbound WIS 16 will be closed and traffic will use the off ramp from northbound I-39 to WIS 16 which will be reconfigured to accommodate eastbound and westbound turns.
    • Traffic on WIS 16 will remain in existing lanes, with a stop sign at the northbound I-39 to WIS 16 ramp.
  • June 2018 – August 2018:
    • Traffic on I-39 will return to the northbound and southbound lanes and will be reduced to one lane in each direction during weekdays.
    • All lanes on I-39 will be open to traffic on the weekends.
  • September 2018 – November 2018:
    • Traffic on I-39 will be reduced to one lane in each direction and shifted onto the existing I-39 northbound lanes.
    • The on ramp from WIS 16 to southbound I-39 will be closed and traffic detoured north along I-39 to the US 51 interchange, then south along I-39.
    • Traffic on WIS 16 will return to normal conditions.