A man’s upper torso was discovered under a highway sign next to tire treads leading from the highway & continuing beyond the sign. The victim’s lower torso & automobile were also found along the same path. The decedent was initially thought to be a homicide victim. Accident reconstruction revealed that the victim was the driver of the automobile & was transected by the sign stanchion. Based on the scene findings, autopsy & psychological autopsy the death was classified as suicidal. 41 refs.