Beloit is open for business! Whether you are a visitor or resident, check here frequently for interstate construction updates.

As of 6/7/2019

I-39/90 southbound expansion (south of US 14/Humes Road interchange to Hart Road bridge over I-39/90), Janesville to Beloit
Anticipated construction completion: Spring 2020
• All I-39/90 traffic shifted onto the northbound concrete pavement from Hart Road near Beloit to south of the US 14 interchange (Exit 171B).
o Two lanes remain open in each direction, separated by a median barrier wall.
o Be alert for crossovers, don’t tailgate and drive with caution through this area!
• Updated: East Milwaukee Street under I-39/90 in Janesville is CLOSED to all traffic as crews set girders over the roadway.
o 6 a.m. Tuesday (June 18) to 6 p.m. Wednesday (June 19)
o Alternate local routes are required.
• Updated: Palmer Drive under the Interstate in Janesville is CLOSED to all traffic for bridge staining.
o 6 a.m. Thursday (June 20) to 6 p.m. Friday (June 21)
o Alternate local routes are required.
• Updated: County O/Delavan Drive under I-39/90 in Janesville is CLOSED for southbound bridge deck removal.
o 6 a.m. Tuesday (June 18) to 6 p.m. Wednesday (June 19)
o Alternate local routes are required.
• Updated: Spring Brook/Ice Age National Scenic Trail under I-39/90 is CLOSED starting Monday (June 17) until fall 2019 – weather-permitting.
o Bicyclists and pedestrians should follow posted detour route.

I-39/90 expansion and I-43 reconstruction (Illinois state line to Hart Road; County X/Hart Road to Freeman Parkway), Beloit
Anticipated construction completion: November 2019
• All I-39/90 traffic shifted onto the southbound side, between Cranston Road and the Illinois state line.
o Two lanes remain open in each direction, separated by a median barrier wall.
o Access remains OPEN to the Beloit rest area via temporary ramp connections.
o Be alert for crossovers, don’t tailgate and drive with caution through this area!
• All I-43 traffic located on the southbound side (County X/Hart Road to I-39/90) until mid-August 2019.
o One lane open in each direction on I-43, separated by a median barrier wall.
o Be alert for crossovers, don’t tailgate and drive with caution through this area!
• Updated: The I-43 northbound ramp to County X/Hart Road (Exit 2) is CLOSED in Beloit.
o 10 p.m. Sunday (June 16) to 5 a.m. Monday (June 17).
o Alternate routes are required.
• Updated: The County X/Hart Road ramp to I-43 northbound will be OPEN starting Monday (June 17).
o In the meantime, alternate routes are required.
• Updated: Daily lane closures on the I-43/WIS 81 bridge over I-39/90 in Beloit.
o 7 a.m. to 3 p.m. Monday through Wednesday (June 17-19)
o Interchange ramps at Exit 185 A-B will remain open during the bridge maintenance operations.
• Updated: The I-39/90 northbound ramp to I-43 northbound (Exit 185 B) in Beloit is CLOSED nightly in Beloit.
o 10 p.m. to 5 a.m. Monday through Wednesday (June 17-19).
o Alternate routes are required during these overnight closures.
• Colley Road under I-39/90, near Beloit, is CLOSED until fall 2019.
o Alternate local routes are required.
o Gateway Blvd., from Hart Road to Millington Road, reduced to one lane in each direction.

For updates on the entire project, go to the website for the Wisconsin Department of Transportation and the I-39/90 Project Team at www.i39-90.wi.gov or follow them on Facebook at www.facebook.com/WisconsinI3990Project.