Flight crew incapacitation involving a British Aerospace PLC BAe 146-200-11, VH-JJY, Adelaide, SA on 10 November 1993

After the flight the captain reported that he momentarily lapsed into sleep during approach to runway 05 at Adelaide. A subsequent investigation revealed that the captain, who was a dedicated night freight pilot, was suffering from a sleep disorder. He had not been subjected to excessive duty periods. He was relieved from flying duties pending a medical assessment.