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Deadly rollover crash on I-55 in DuPage County causes major delays: ISP

By Cody King
Published  May 23, 2025 2:27pm CDT
DuPage County
FOX 32 Chicago

The Brief

    • A fatal crash Friday on southbound I-55 near Cass Avenue in Darien is causing major traffic delays.
    • Ramps from both directions of Illinois 83 to southbound I-55 are closed as police investigate.
    • The mainline remains open, but drivers are urged to slow down, move over, and use alternate routes.

DUPAGE COUNTY, Ill. - A fatal crash Friday afternoon on southbound Interstate 55 in DuPage County is causing significant traffic delays, according to Illinois State Police.

What we know:

The crash happened just before 12:30 p.m. on I-55 southbound, milepost 273 at Cass Avenue, in Darien, Ill., according to Illinois State Police.

Police said it involved three vehicles, including a truck-tractor that rolled over.

Deadly rollover crash on I-55 in DuPage County causes major delays: ISP (FOX 32 )

The driver of the truck was pronounced dead at the scene, authorities said. No other injuries have been reported.

Authorities shut down the ramps from southbound Illinois 83 and northbound Illinois 83 to southbound I-55 as they investigate.

What we don't know:

Police have not released details on the circumstances of the crash or the victim.

What's next:

Drivers are urged to seek alternate routes and are reminded to slow down and move over when approaching the scene. The southbound I-55 mainline remains open.

The Source

  • The information in this article was provided by Illinois State Police. 

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