CENTRE, AL, USA
N31FG
BELL 47G-3B-1
THE AG PILOT REPORTED THAT WHILE PERFORMING A MANEUVER (TURN TO REVERSE DIRECTION), HE ALLOWED THE MAIN ROTOR RPM TO DECAY. HE LOST CONTROL OF THE HELICOPTER, AND IT BOUNCED INTO A FIELD. THE AIRCRAFT BECAME AIRBORNE AGAIN, AND THE RPM DECAYED ONCE MORE. THE HELICOPTER THEN CRASHED INTO THE FIELD, AND THE TAIL BOOM WAS SEVERED BY THE MAIN ROTOR BLADES DURING IMPACT. THE PILOT REPORTED NO MECHANICAL MALFUNCTION OR FAILURE WITH THE HELICOPTER DURING THE ACCIDENT FLIGHT.
THE PILOT'S FAILURE TO MAINTAIN MAIN ROTOR RPM, WHICH RESULTED IN AN IN FLIGHT LOSS OF CONTROL AND COLLISION WITH TERRAIN.
Source: NTSB Aviation Accident Database
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