Harrisburg – Pittsburgh

On December 11, 1933 at 02:50 AM, Harrisburg – Pittsburgh experienced a crash involving Northrop Alpha 4, operated by Transcontinental %26 Western Air - TWA, with the event recorded near Roaring Springs Pennsylvania.

The flight was categorized as cargo and the reported phase was flight at a plain, valley crash site.

1 people were known to be on board, 0 fatalities were recorded, 1 survivors were identified or estimated. This corresponds to an estimated fatality rate of 0.0%.

Crew on board: 1, crew fatalities: 0, passengers on board: 0, passenger fatalities: 0, other fatalities: 0.

The listed crash cause is weather. The pilot departed Harrisburg on a night cargo flight to Pittsburgh. En route, weather conditions worsened with snow falls. Ice accumulated on wings and airframe so the pilot decided to bail out and abandoned the airplane that entered a dive and crashed. The pilot was uninjured and the airplane was destroyed.

Aircraft reference details include registration NC947Y, MSN 7, year of manufacture 1931.