BILLINGSLEY, AL, USA
N866Z
BELL 47G2
THE PILOT REPORTED THAT AS HE ATTEMPTED TO TAKEOFF FROM A TRANSPORT TRAILER, THE RIGHT SKID HOOKED A BRACKET. DYNAMIC ROLL- OVER WAS INDUCED AND THE HELICOPTER ROLLED UNTIL THE MAIN ROTOR BLADES IMPACTED THE GROUND.
On October 25, 1993, about 1130 central daylight time, a Bell 47G2 helicopter, N866Z, rolled over during takeoff from a transport trailer near Billingsley, Alabama. The helicopter was registered to and operated by Precision Air Services, Inc. It was operated under 14 CFR Part 137 and visual flight rules. A flight plan was not filed for the agricultural operation. The commercial pilot was not injured while the helicopter was substantially damaged. The flight was originating at the time of the accident. According to the pilot the right skid hooked a bracket on the trailer as lift off occurred. The helicopter rolled over onto its right side, which allowed the main rotor to contact the ground. The pilot stated that there were no mechanical malfunctions.
THE PILOT'S IMPROPER VERTICAL LIFTOFF WHICH RESULTED IN DYNAMIC ROLL-OVER AND THE MAIN ROTOR'S IMPACT WITH THE GROUND.
Source: NTSB Aviation Accident Database
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