Authorities investigate death of Apple Valley man found under Victorville bridge. Authorities are investigating the death of a 38-year-old man whose body was found under a bridge in Victorville on Monday. David J. Ruff, of Apple Valley, was found around 6:35 a.m. on May 20, 2024, under a railroad track near Bear Valley Road, just east of Industrial Boulevard. According to sheriff's spokeswoman Mara Rodriguez, BNSF train workers were the first to discover the body. "No suspicious circumstances were observed at the scene," Rodriguez said. The cause of death has been determined by an autopsy that will be performed by the coroner's investigators. The family was in tears.