RIDGE FARM, IL, USA
N13012
BELL 47D-1
THE HELICOPTER ROLLED OVER AFTER A HARD LANDING FOLLOWING LOSS OF ROTOR RPM. THE PLT REPORTED THAT DURING INITIAL CLIMB AT ABOUT 300 FT AGL THE ROTOR DECREASED ABOUT 500 RPM. HE TRIED TO REGAIN ROTOR RPM UNTIL ABOUT 100 FT AGL AND THEN TRIED AN AUTOROTATION. UPON LANDING THE ACFT ROLLED OVER. POST ACCIDENT INVESTIGATION REVEALED NO MECHANICAL DISCREPENCIES WITH THE ACFT.
Source: NTSB Aviation Accident Database
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