(GREENWOOD TOWNSHIP) -- A 37-year old Kimball Township man was killed when the Polaris Ranger ATV he was driving, overturned after striking a culvert. St. Clair County Sheriff Tim Donnellon says the victim and his passenger, a 31-year old Kimball Township woman, were traveling in the 6000 block of Bricker Road when the ATV left the roadway and struck the culvert. The man was ejected and pronounced dead at the scene. The woman suffered only minor injuries. Sheriff's deputies say the crash remains under investigation. Alcohol may have been a factor.