Overview
- A dump truck rolled over on the ramp from northbound Mannheim Road to westbound I-290 in Westchester, spilling oil and gravel early Thursday morning with troopers arriving at about 5:50 a.m.
- Crews closed the ramp around 6:17 a.m. to remove oil and debris and to secure the scene for cleanup operations.
- One person suffered minor injuries and was taken to a nearby hospital for treatment.
- Illinois State Police are investigating the cause of the rollover and have directed motorists to avoid the ramp while work continues.
- Local coverage notes the crash comes as officials and residents remain focused on roadway and roadside worker safety following a separate fatal tollway worksite crash at the end of May.