Police said that after the semi struck a concrete barrier, both trailers came loose and one westbound lane stayed open for hours.
Mokena, IL - October 23, 2026
A semi with double trailers crashed on westbound Interstate 80 just west of LaGrange Road around 11:30 a.m. Friday, according to Illinois State Police. The crash caused significant traffic problems in the south suburbs, and no injuries were reported.
Key Facts
- Date: Friday, October 23, 2026
- Location: Westbound I-80, just west of LaGrange Road, Mokena, Will County, Illinois
- Type of crash: Semi struck a concrete barrier
- Vehicles involved: One semi with double trailers
- Injuries / fatalities: No injuries were reported
- Responding agencies: Illinois State Police
- Reported by: ABC7 Chicago
Crash Overview
Illinois State Police said the crash happened around 11:30 a.m. on westbound I-80, just west of LaGrange Road in Mokena. According to ABC7 Chicago, the semi hit a concrete barrier at that location, and both of its trailers became detached.
Police said only one westbound lane remained open for hours after the crash. ABC7 Chicago reported that no injuries occurred.
Investigation Status
Illinois State Police continue to investigate the crash. Few other details have been reported.
Traffic Impact
According to police, only one westbound lane was open for hours after the crash, which caused significant traffic problems in the south suburbs.
If You Were Involved
If you were involved in a crash, these general steps may help:
- Seek medical attention even if you feel fine.
- Document the scene with photos or video if it is safe to do so.
- Exchange information with the other drivers and note any witnesses.
- Request the official crash report from the law enforcement agency that responded.
- Notify your insurer as soon as reasonably possible.
- Consider speaking with a qualified attorney if you were injured or face significant losses.