Primary finding
Probable cause
The pilot's inadequate preflight of the aircraft, resulting in fuel exhaustion, and his improper flare of the helicopter during the autorotation, resulting in a hard landing.
NTSB investigation record
Hiller Uh-12E· N4030S
Primary finding
The pilot's inadequate preflight of the aircraft, resulting in fuel exhaustion, and his improper flare of the helicopter during the autorotation, resulting in a hard landing.
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