ODESSA, TX, USA
N62462
BELL 47G-3B-1
INVESTIGATION REVEALS THE HELICOPTER TOUCHED DOWN ON THE HEEL OF ITS SKIDS, LEFT SKID FIRST, AND AT A SLIGHTLY LOW ROTOR RPM. THE TAIL BOOM THEN MOVED UPWARD WHILE THE MAIN ROTOR BLADES FLEXED DOWNWARD. THE MAIN ROTOR BLADES CONTACTED AND SEVERED THE TAIL BOOM, ALLOWING THE TAIL ROTOR ASSEMBLY TO FALL TO THE GROUND. FRESH MARKS WERE NOTED ON THE MAIN ROTOR HUB ASSEMBLY WHERE IT HAD BANGED AGAINST THE MAIN ROTOR DROOP STOPS.
Source: NTSB Aviation Accident Database
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