Narrative:Failure or malfunction of an undetermined nature in the pilot's attitude indicating system led to a loss of control and overstress of the aircraft structure. The HS-125 was climbing through 9300 feet after departing Washington-National.
PROBABLE CAUSE: "A failure or malfunction of an undetermined nature in the pilot's attitude indicating system which led to a loss of control and overstress of the aircraft structure."
Sources:
Photos
Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does
not display the exact flight path.
Distance from Washington-National Airport, DC to Birmingham Airport, AL as the crow flies is 1043 km (652 miles).