I-39/90 Expansion Project

Illinois state line to Madison, Dane and Rock Counties

Weekly Construction Update: August 21-25

Posted: August 18, 2017

All lane restrictions and work operations are weather dependent and subject to change.

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NOTE: Next week Monday through Friday (8 p.m. to 5 a.m.) and Friday to Saturday (10 p.m. to 7 a.m.), nightly single lane closures 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.

Two lanes remain open to traffic on I-39/90 (in each direction) during daytime hours.

County AB bridge replacement over I-39/90, south of Madison

  • View County AB bridge operations.
    • Approach slab, concrete pavement, and asphalt paving are ongoing.
    • Bridge fencing and guardrail installation to occur late next week.
    • Landscaping and restoration work to begin next week.
    • Minor noise from activities is expected throughout the week.
  • County AB over I-39/90 is CLOSED to all traffic until early September 2017.
    • Alternate routes are required. Signed detour route: US 12/18, County N and County MN.

Temporary widening on I-39/90 southbound, Madison to Edgerton
County AB to East Church Road, north of US 51 interchange
County MN, Drotning Road, County W and County B underpasses

  • View temporary widening activities.
    • Excavation, stone placement and culvert extensions underway along I-39/90 shoulders. Be alert for shoulder closures in this area.
    • Asphalt paving to occur next week along I-39/90 southbound from County AB to Williams Drive bridge.
    • Deck work to begin on I-39/90 bridge widening over County W.
    • Pier and abutment construction underway for I-39/90 bridge widening over Drotning Road.
    • Lane shifts to the median on I-39/90 southbound between Church Street and County B with barrier wall located at the County B, County W, and Drotning Road overpasses.
  • County MN under I-39/90 is scheduled to be CLOSED on Monday, August 28 (weather dependent) until late October 2017.
    • NOTE: County MN will not close until the County AB bridge project is complete and open to traffic.
  • Drotning Road under I-39/90 is CLOSED until early October 2017. Alternate local routes are required.
  • County W under I-39/90 is anticipated to OPEN on Monday morning (August 21). Alternate routes are required; follow the posted detour.
  • County B under I-39/90 is scheduled to be CLOSED starting Monday (August 21) until mid-October 2017. Alternate routes are required; follow the posted detour.
    • NOTE: County B will not close until County W is open to traffic.

I-39/90 and County N interchange (Exit 147), north of Stoughton

  • Nighttime girder setting for new County N bridge over I-39/90. Interstate traffic to use ramps to bypass operations.
    • 10 p.m. – 5 a.m. Monday night (August 21); I-39/90 southbound traffic detoured on ramps.
    • Plan ahead to avoid potential delays during these overnight hours.
  • View County N interchange operations:
    • Flagging operations will occur periodically on County N near the Interstate. Drive with caution through this area.
    • Temporary County N ramps open to/from I-39/90 southbound. Permanent County N ramps open to/from I-39/90 northbound; yield to traffic on your left before entering the partial roundabout.
    • Traffic shifts on County N, between Koshkonong Road and I-39/90. One lane remains open in each direction; be alert for these lane shifts.
    • Crews continue to work on County N south of the interchange and the new County N bridge over I-39/90. Remaining bridge girders to be set Monday night (August 21). Deck work to begin after girder setting.
  • County N is CLOSED to all traffic, between the Interstate 39/90 northbound ramps and Rinden Road, near the township of Pleasant Springs.
    • Alternate local routes are required. Signed detour route: I-39/90, US 12/18 and County N.
    • This section of highway is anticipated to reopen in fall 2017.
  • The County N and Rinden Road intersection is OPEN.

I-39/90 (Dane/Rock County line to E. Church Road) and US 51 interchange, east of Stoughton

  • No nighttime ramp closures anticipated at the WIS 73/US 51 interchange (Exit 160).
  • View construction operations:
    • Lake Drive bridge pour complete. Bridge cure to occur until late next week. Approach slab work underway.
    • Approach slab work underway for Saunders Creek bridge. Parapet construction to begin next week.
    • Concrete pavement underway on the new I-39/90 northbound lanes at Saunders Creek bridge and paving to the south.
    • Parapets are being constructed on the I-39/90 northbound bridge over US 51 ramps.
    • Grading operations are nearly complete on the old lanes of northbound Interstate, south of the US 51 interchange. Placing aggregate in this area. Grading continues between Exit 156 and East Church Road.
    • Final restoration work is ongoing.
  • All I-39/90 traffic shifted onto southbound side of Interstate, between the Dane/Rock County line to East Church Road, north of the US 51 interchange (Stoughton Exit 156).
    • Two lanes remain open in each direction, separated by a median barrier wall. Be alert for crossovers in this area, and please stay in your lane!
    • Reduced speed limit of 65 mph on I-39/90 northbound in this area.
    • I-39/90 northbound ramp to US 51 (Stoughton Exit 156) is open.
      • US 51 ramp to I-39/90 northbound ramp CLOSED until mid-November 2017. Alternate routes required during this ramp closure.
      • Signed detour route: Travel south to the WIS 73/US 51 interchange (Exit 160) to travel north on the Interstate.
    • The southbound Interstate on and off ramps at Stoughton Exit 156 remain open during construction with periodic nighttime ramp closures.
  • Local roads under I-39/90 to be CLOSED until mid-November 2017.
    • Lake Drive Road under Interstate 39/90 near Edgerton, and East Church Road under I-39/90, near the town of Christiana.
    • Emergency access to be provided to police, fire and EMS.

I-39/90 and WIS 59 interchange and Rock River bridges, near Edgerton and Newville

  • All I-39/90 traffic shifted onto northbound side and bridge over the Rock River. Be alert for crossovers in this area, and please stay in your lane!
    • Two lanes remain open in each direction on I-39/90, separated by a median barrier wall.
    • Reduced speed limit of 65 mph on I-39/90 northbound in this area.
    • Southbound Interstate access to the WIS 59 interchange (Exit 163) use temporary off/on ramp connections.
  • Interstate and Rock River bridge operations: Download the Rock River Bridge, Boater Navigation Guide!
    • Navigational buoys are placed in river under I-39/90. Boaters should slow down (this area is no wake), and be alert for construction crews and work taking place.
    • The northbound bridge is completed with the exception of minor finishing details and staining.
    • Pavement removal and grading operations are ongoing on old I-39/90 southbound lanes near the Rock River.
  • Ellendale Road under I-39/90 along the Rock River remains OPEN to traffic.
    • Flagging operations will occur periodically on Ellendale Road as crews unload trucks and reach material stored along the road.
  • WIS 59 interchange activities:
    • Landscaping and restoration efforts ongoing at the WIS 59 interchange (weather permitting). Be alert for crews and equipment in the interchange area.
  • Access remains open to area businesses and neighborhoods. Please continue to patronize area businesses in the project area!

Manogue Road bridge replacement over I-39/90, north of Janesville

  • View Manogue Road bridge operations.
    • Bridge deck work nearly complete. Concrete pour expected early next week.
    • Minor noise from activities is expected throughout the week.
  • Manogue Road over I-39/90 CLOSED to all traffic until early September 2017.
    • Alternate local routes are required.

Temporary widening of I-39/90 southbound, near Beloit
Between the County S (Shopiere Road) interchange and the Illinois state line

  • View temporary widening activities, near Beloit.
    • Nighttime grading work underway along I-39/90 southbound, from County S toward Stateline Road.
    • Asphalt paving operations scheduled for Friday night (August 18) and Sunday night (August 20).
    • Crews to work on shouldering, guardrail, top soiling next week.
    • Placement of fill in the temporary loop ramp in the southeast quadrant at the County S (Shopiere Road) interchange.
  • Traffic shifted on I-39/90 southbound from the County S interchange to the Illinois state line. Please be alert and stay in your lane!

Stateline Road bridge replacement over I-39/90, near Beloit

  • View Stateline Road bridge operations.
    • Finishers working on parapets and stripping deck materials.
    • Nighttime form removal work expected along I-39/90 southbound and northbound at the new overpass.
    • Crews cleaning up site materials and removing equipment.
    • Grading crews to begin final grading and base on Stateline Road. Approach slabs are being placed.
    • Traffic shifts in place at the Wisconsin/Illinois state line. Be alert for lane changes in this area!
  • Stateline Road over I-39/90 CLOSED to all traffic until late August 2017. Alternate local routes are required.