I-39/90 Expansion Project

Illinois state line to Madison, Dane and Rock Counties

Weekly Construction Update: April 24-28

Posted: April 21, 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

  • Periodic nighttime slowdowns on I-39/90 northbound near the County AB bridge as crews finish removing the old structure.
    • 8 p.m. Monday (April 24) to 5 a.m. Tuesday (April 25)
    • Motorists should plan ahead for potential delays in this area.
  • View County AB bridge operations.
    • Nighttime girder removal on Monday night night. Noise is expected with these operations.
    • Crews to remove north abutment next 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.

County BN, Church Street and Williams Drive bridge work over I-39/90
Three overpasses near the County N interchange

  • View County BN, Church Street and Williams Drive bridge activities to resume Monday (April 24):
    • Staining of the bridges and retaining walls, landscape and restoration work.
    • Project work is expected to be completed in mid to late May.
  • All overpasses to remain open to traffic. Be alert for crews and equipment in this area.

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

  • View construction operations.
    • I-39/90 northbound traffic to be shifted to southbound side within these limits.
    • Once traffic is shifted, crews to remove old pavement and begin grading on I-39/90 northbound.
  • Starting tomorrow morning (April 22), 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!
    • View the long-term ramp closures at the US 51 interchange (Stoughton Exit 156) – starting tonight (April 21).
      • The northbound off ramp is expected to reopen in early August 2017, while the northbound on ramp will remain CLOSED until mid-November 2017.
      • Alternate routes required during these ramp closures. Signed detour route: Travel north to the County N interchange (Exit 147) to travel south on the Interstate to access US 51.
  • I-39/90 northbound on and off ramps CLOSED at WIS 73/US 51 interchange (Exit 160) to complete traffic switch.
    • 10 p.m. tonight (April 21) to 7 a.m. tomorrow (April 22)
    • Alternate local routes are required.

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

  • I-39/90 northbound traffic shifted onto the new concrete lanes and bridge over the Rock River.
    • Be alert for lane shifts and slow down – reduced speed limit of 60 mph.
  • Northbound Interstate traffic to crossover to southbound side at Dane/Rock County line, north of the WIS 59 interchange.
    • Be alert and please stay in your lane!
  • Interstate and Rock River bridge operations: Download the Rock River Bridge, Boater Navigation Guide!
    • Navigational buoys to be 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.
    • Bridge deck work underway for the half of the I-39/90 northbound bridge. Deck pour to occur in mid-May.
    • Crews continue work on median lanes of I-39/90 northbound in this area. Grading operations continue on I-39/90, mainly south of the Rock River bridges.
  • Ellendale Road under I-39/90 along the Rock River will be CLOSED from 6 a.m. to 4 p.m. Wednesday (April 26) as crews work on the bridge deck of the new northbound Interstate bridge.
    • Alternate local routes are required.
    • This work and closure is weather dependent and subject to change.
    • Be alert for flagging operations in this area next week.
  • WIS 59 interchange activities:
    • Work is ongoing at the interchange area with sidewalk construction (weather permitting).
    • Landscaping, restoration, concrete median work to also occur this spring.
  • 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.
    • Crews to remove topsoil for emergency access road, west of I-39/90.
    • Excavation and grading work to occur near the bridge, as well as culvert installation on Manogue Road.
    • Some noise is expected on Monday night (April 24).
  • Manogue Road over I-39/90 CLOSED to all traffic until late August 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.
    • Median grading along I-39/90 southbound, near the I-43/WIS 81 interchange area.
  • Traffic shifted on I-39/90 southbound near I-43/WIS 81 interchange. Please be alert and stay in your lane!

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

  • Remaining half of bridge to be removed next week, once the median crossover pavement is complete. View Stateline Road bridge operations.
    • Noise is expected with these operations from bridge deck and girder removal.
    • Crews to set temporary barrier wall in the median crossover under Stateline Road
    • Bridge removal will resume for two nights to remove the last portion of the bridge working to the east.
    • Nighttime ramp closures anticipated at IL 75 on May 1 and May 2 for girder removal. More information to be provided next week.
  • Stateline Road over I-39/90 CLOSED to all traffic until mid-August 2017. Alternate local routes are required.