Aviation Accident Summaries

Aviation Accident Summary BFO92LA155

ENDICOTT, NY, USA

Aircraft #1

N727TB

TROY BELLAH ROTORWAY EXECUTIVE

Analysis

THE PILOT WAS PRACTICING LANDINGS FROM A HOVER ONTO A DOLLY WHICH WAS ABOUT 18 INCHES ABOVE THE GROUND. THE PILOT STATED HE TOUCHED THE HELICOPTER DOWN TOO FAR AFT ON THE DOLLY. HE SAID HE IMMEDIATELY BROUGHT IN FULL UP-COLLECTIVE CONTROL BUT THE TAIL SKID HAD ALREADY CONTACTED EITHER THE DOLLY OR THE RAMP. THE TAIL ROTOR BLADES DISINTEGRATED. HE SAID THE HELICOPTER WENT THROUGH A 360-DEGREE SLOW TURN DUE TO LACK OF TAIL ROTOR TORQUE CONTROL AND UPON TOUCHDOWN THE LEFT SKID BENT 45 DEGREES FROM ITS NORMAL POSITION DUE TO THE SIDEWARD FORCE. THE PILOT STATED THERE WERE NO MECHANICAL MALFUNCTIONS PRIOR TO INITIAL IMPACT.

Probable Cause and Findings

THE PILOT DID NOT ATTAIN THE PROPER TOUCHDOWN POINT.

 

Source: NTSB Aviation Accident Database

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