An ambulance and a car collided near an entrance to Stony Brook University Tuesday, leading to road closures, Suffolk police said.

Southbound Nicolls Road was shut down after a Ford Mustang and the ambulance crashed just before 3:30 p.m. at South Drive, police said.

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The Ford driver was taken to Stony Brook University Hospital with serious injuries, police said.

The crash does not appear to be criminal and is under investigation, police said. Other details were not released.

Photos from the scene show a Stony Brook Volunteer Ambulance with right side damage and a car with massive front and side damage.

The volunteer ambulance corps declined to comment.