I-39/90 Expansion Project

Illinois state line to Madison, Dane and Rock counties

Weekly Construction Update: November 29 – December 3

Updated: November 29, 2021

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All lane restrictions, road and ramp closures, and work operations are weather dependent and subject to change.

Download the I-39/90 Construction Forecast graphic for November 29 – December 3, 2021!

  • NOTE: This forecast is not inclusive of all work operations, and only shows major traffic impacts.


I-39/90 and US 12/18 (Beltline) interchange area

  • All I-39/90 lanes and interchange ramps are OPEN through the Beltline interchange (Exit 142 A-B).
    • Northbound Interstate ramp to westbound US 12/18 (Beltline) is a right-side exit shortly after the Ho Chunk Gaming Casino. Pay attention to the signage!
    • Three through lanes for I-39/90 southbound and two dedicated exit lanes to US 12/18.
  • Ramps CLOSED at I-39/90 and US 12/18 (Beltline) interchange from 9 p.m. to 5 a.m. Monday night (Nov. 29).
    • I-39/90 northbound to westbound US 12/18 (Beltline) and eastbound US 12/18.
    • Westbound US 12/18 (Beltline) to I-39/90 northbound.
    • Eastbound US 12/18 (Beltline) to I-39/90 southbound.
    • Drivers should follow the signed detour route.
    • Backup date is Tuesday night (Nov. 30)
  • Read the remaining I-39/90 and Beltline interchange construction operations.
    • Final clean up work through the interchange area. Plantings for native seed and trees/shrubs.
    • Installing rumble strips in shoulders in various ramps and along I-39/90 southbound.


I-39/90 and I-43/WIS 81 interchange area reconstruction, Beloit

  • I-39/90 northbound ramp CLOSED to WIS 81 (Exit 185 A) in Beloit.
    • 10 p.m. to 5 a.m. Monday through Thursday nights (Nov. 29 – Dec. 2)
    • Alternate routes are required, such as I-39/90 northbound to I-43 exiting at County X/Hart Road to travel west on WIS 81.
  • I-39/90 southbound ramp CLOSED to I-43 northbound (Exit 185 B) in Beloit.
    • 7 a.m. to 5 p.m. Thursday (Dec. 2)
    • Motorists must use alternate routes such as I-39/90 southbound to WIS 81 east to Hart Road then I-43 northbound.
  • The WIS 81 bridges over I-39/90 in Beloit are OPEN in the Diverging Diamond Interchange (DDI) configuration.
  • All I-39/90 and I-43 interchange flyover ramps are OPEN. Watch the signs to choose the appropriate lane/ramp to reach your destination.
  • WIS 81/Milwaukee Road is reduced to one lane each way between Cranston Road and I-39/90.
    • Access remains OPEN to local businesses.
  • Gateway Boulevard is reduced to one lane in each direction from S. Turtle Town Hall Road west to the railroad tracks.
    • Access is maintained to local businesses, including Kerry Corporation.
  • Read the I-39/90 and I-43 construction operations near Beloit.
    • Restoration work along the interchange ramp slopes.
    • Temporary pavement removal, permanent pavement markings and traffic signals.
    • Work continues for the reconstruction of the WIS 81 eastbound lanes from Ford Street/Freeman Parkway to the east.