I39/90 Construction updates

Final weekly update for 2020 construction season
All lane restrictions, road and ramp closures, and work operations are weather dependent and subject to change.

Two lanes remain open to traffic on I-39/90 (in each direction) during daytime hours and weekends. Be alert for crossovers, don’t tailgate and drive with caution through all work zones!

Access remains open to area businesses in the project area. Please continue to patronize the area businesses!

NOTE: Next week Monday through Friday, nightly single lane closures (8 p.m. – 5 a.m.) are planned on I-39/90 northbound and southbound in the following work zones, unless noted otherwise. Minor delays may occur during these lane closures.

NOTE: Only CLOSED roads are listed below; if a road is not listed, the road is OPEN.


US 12/18 (Beltline) interchange area
County AB/Buckeye Road to south of the Beltline interchange
Femrite Drive underpass
Anticipated construction completion: Fall 2021

  • I-39/90 traffic located on existing lanes through the Beltline interchange (Exit 142 A-B).
    • Be alert for lane shifts and reduced speed limit through this area.
  • One lane CLOSED on westbound US 12/18 from Millpond Road to the I-39/90 southbound loop ramp.
    • Updated: This closure should be removed early next week.
  • Updated: Read the I-39/90 and Beltline interchange construction operations.


WIS 26/Milton Avenue and US 14/Humes Road interchanges, Janesville
Kennedy Road underpass
Anticipated construction completion: Fall 2021

  • All I-39/90 traffic is located on the newly expanded northbound Interstate lanes between the US 14/Humes Road and WIS 26/Milton Avenue interchanges.
    • Follow the overhead signage and enter the lane system prior to the US 14 interchange for Exits 171 A-B. Watch the navigation video.
    • Access remains OPEN to local businesses.
  • LONG-TERM RAMP CLOSURE: WIS 26/Milton Avenue ramp to I-39/90 southbound CLOSED until late August 2021.
    • Drivers must use the US 14/Humes Road ramp to access the southbound Interstate.
  • Updated: Read the I-39/90 construction activities at the WIS 26 and US 14 interchanges.
    • The Ice Age Trail under I-39/90, adjacent to Kennedy Road, is CLOSED until early summer 2021.


I-43/WIS 81 interchange area reconstruction, Beloit
Illinois state line to Hart Road | County X/Hart Road to Freeman Parkway
Anticipated construction completion: Fall 2021

  • Updated: TRAFFIC ALERT: I-39/90 southbound CLOSED and detoured between County S/Shopiere Road (Exit 183) and I-43/WIS 81 (Exit 185). Crews will set girders over I-39/90 southbound.
    • 7 p.m. Tuesday, December 1 to 5 a.m. Wednesday, December 2
    • View the signed detour route during this closure.
    • Plan ahead and anticipate backups and delays.
    • No impacts are expected for the northbound Interstate.
  • Updated: I-39/90 traffic is located on their respective sides in the winter configuration between Hart Road and Cranston Road.
    • Access remains OPEN to local businesses.
  • I-43 traffic is located on the new WIS 81 lanes between I-39/90 and Gateway Blvd.
    • One lane remains OPEN each way. Watch for lane shifts and crossovers.
    • Be alert for construction equipment as bridge construction is taking place within the interchange area.
  • Updated: Read the I-39/90 and I-43 construction operations near Beloit.

For more information, contact:
Steven Theisen
I-39/90 Project Communications Manager
(608) 884-1230 | steven.theisen@dot.wi.gov

WisDOT and the I-39/90 Project Team
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