BOISE, Idaho (KTVB) -- Ada County deputies are investigating what led to a fatal crash on Blacks Creek Road about four miles from the interstate.

Ada County officials say 52-year-old Kevin Kramer of Elko, Nevada, drove his pickup truck off the road sometime overnight and was ejected. He died at the scene. Kramer was alone, and police say he lost control on a curve and went off the roadway.

The Ada County coroner listed the cause of death as blunt force trauma due to a motor vehicle accident.