Dan-Air Flight 0034 was a fatal accident involving a Hawker Siddeley HS 748 series 1 turboprop aircraft operated by Dan Air Service Limited on an oil industry charter flight from Sumburgh Airport, Shetland Islands, to Aberdeen Airport. The crash, which occurred on 31 July 1979 50 m (160 ft) offshore following the aircraft's failure to take off, resulted in the aircraft's destruction and 17 deaths of 47 on board (15 of 44 passengers and both pilots).[2][3]