I39/90 Construction updates

Weekly Construction Update: June 29 – July 3
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.


I-39/90 and US 12/18 (Beltline) interchange area
Femrite Drive underpass
Anticipated construction completion: Fall 2021

  • I-39/90 traffic located on existing lanes through the Beltline interchange (Exit 142 A-B).
  • One lane CLOSED on westbound US 12/18 from Millpond Road to the I-39/90 southbound loop ramp.
    • The lane closure will continue throughout the 2020 construction season.
  • Updated: I-39/90 northbound exit ramp (Exit 142A) CLOSED to westbound US 12/18 (Beltline).
    • 7 p.m. to 5 a.m. Tuesday night (June 30) and Wednesday night (July 1)
    • Drivers should follow the signed detour route.
  • Updated: Read the I-39/90 and Beltline interchange construction operations.

County AB to US 12/18 (Beltline) interchange, Madison
Siggelkow Road underpass
Anticipated construction completion: November 2020

  • TRAFFIC ALERT: Happening Saturday (June 27), I-39/90 southbound traffic will shift onto the new southbound concrete pavement between the US 12/18 (Beltline) interchange and County AB near McFarland.
    • Be alert for new traffic patterns through this area.
  • Eastbound Beltline ramp traffic to I-39/90 southbound is located on the new concrete pavement and connect with Interstate traffic south of County AB.
    • Please be alert for lane shifts through this area, and traffic merging after County AB.
  • County AB over I-39/90 near McFarland will be CLOSED on Monday, July 6 and Tuesday, July 7.
    • Alternate local routes are required.
    • Crews will complete the polymer overlay on the structure.
  • Siggelkow Road under I-39/90 near McFarland is scheduled to be CLOSED starting Wednesday, July 8 until early October 2020 (weather-permitting).
    • Alternate local routes will be required.
  • Updated: Read the I-39/90 construction activities near Madison.


Kennedy Road to Rock River bridges, Janesville to Edgerton
Townline Road, County M and Newville Road underpasses
Anticipated construction completion: November 2020

  • All I-39/90 traffic shifted onto the southbound side from the Rock River bridges to Kennedy Road, north of the WIS 26 interchange (Exit 171A).
    • Access remains OPEN to the Janesville rest area.
  • Newville Road under the Interstate is CLOSED until mid-July 2020.
    • Alternate local routes are required.
  • Updated: Read the I-39/90 construction operations between Janesville and Edgerton.

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

  • All I-39/90 traffic shifted onto the southbound side from Kennedy Road to the US 14 interchange (Exit 171B).
    • The Ice Age Trail under I-39/90, adjacent to Kennedy Road, is CLOSED until October 2020.
  • LONG-TERM CLOSURES: The following ramps are CLOSED until late July 2020. Alternate routes are required.
    • I-39/90 northbound ramp to WIS 26/Milton Avenue (Exit 171A)
      Beloit to Janesville/Milton/Fort Atkinson

      • Drivers with destinations in Janesville, or traveling to Milton/Fort Atkinson, must use Exit 171B. Pay attention to the signage!
      • The WIS 11/Racine Street interchange (Exit 175) is open.
    • US 14/Humes Road ramp to I-39/90 northbound
      Janesville to Madison

      • The WIS 26 ramp to the northbound Interstate is OPEN.
    • Download the Janesville ramp closure map.
  • Updated: Nightly lane closure on WIS 26/Milton Avenue near I-39/90 in Janesville.
    • 7 p.m. to 7 a.m. Monday through Friday (June 29 – July 3) – southbound
    • 7 p.m. to 9 a.m. Monday through Friday (June 29 – July 3) – northbound
    • Be alert for slowdowns in this area.
  • Updated: Daily lane closures on Deerfield Drive, between Mercy Health and the Ryan Road connection, in Janesville.
    • 7 a.m. to 5 p.m. Monday through Friday (June 29 – July 3)
    • One lane will remain open each way. Be alert for crews and equipment near the travel lanes.
  • Updated: Read the I-39/90 construction activities at the WIS 26 and US 14 interchanges.

Updated: Polymer overlays for I-39/90 bridges
Ruger Avenue, East Milwaukee Street, Mount Zion Avenue

  • Nightly lane closures on I-39/90 northbound between Ruger Avenue and Mount Zion Avenue in Janesville.
    • 8 p.m. to 5 a.m. Sunday through Thursday (June 28 – July 2)
    • Be alert for slowdowns in this area.
  • Watch for lane shifts near the bridges, including crews and equipment near the travel lanes.
  • Learn about the polymer overlay process.


I-39/90 expansion and I-43 reconstruction, Beloit
Illinois state line to Hart Road | County X/Hart Road to Freeman Parkway
Anticipated construction completion: Fall 2021

  • All I-39/90 traffic is shifted onto the existing southbound lanes from Hart Road to Cranston Road.
    • Access remains OPEN to the Beloit rest area and 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.
    • Updated: Watch for the new on-ramp location to I-39/90 northbound.
    • Be alert for construction equipment as bridge construction is taking place within the interchange area.
  • Updated: I-43/WIS 81 northbound is CLOSED at I-39/90 (between the interchange ramps) for bridge girder setting.
    • 4 a.m. to 12 p.m. Monday (June 29) and Wednesday (July 1)
    • Alternate routes are required such as I-39/90 southbound to IL 75 and north on I-39/90.
  • Loop ramps are CLOSED at the I-39/90 and I-43/WIS 81 interchange in Beloit.
    • I-39/90 traffic must use Exit 185 to access I-43 or WIS 81/Milwaukee Road (view the navigation map).
    • Ramps and crossroad traffic are controlled by traffic signals.
    • Drivers on I-43 should be attentive for reduced speeds heading into Beloit.
  • 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
Follow us on Facebook: www.facebook.com/WisconsinI3990Project