The collision happened on Algonquin Road at Springwood Lane in Barrington Hills Wednesday night.
A Palatine man drove into the southbound lanes of Route 12 in the area of Timberlake Road Wednesday, hitting a freight truck head-on.
Village officials in Barrington announced this past week the underpass will help to alleviate congestion from trains blocking traffic.
The Lake County Division of Transportation (LCDOT) is hosting a Public Hearing on the intersection improvement project on Thursday.