Aviation Accident Summaries

Aviation Accident Summary LAX89FA133

SAN ANDREAS, CA, USA

Aircraft #1

N9379M

MOONEY M20F

Analysis

WITNESSES RPRTD THERE WAS AN INTERRUPTION OF ENG POWER AS THE ACFT WAS MANEUVERING AT LOW ALT, THEN IT ENTERED A DSCNT WITH THE WINGS ROTATING & CRASHED. A SWATH THRU THE TREES IN THE IMPACT AREA INDICATED THE ACFT WAS IN A LEFT WING LOW/NOSE DOWN ATTITUDE WHEN IT CRASHED. THE PROP BLADES HAD EVIDENCE OF CHORDWISE SCRATCHES & DEEP LEADING EDGE GOUGES. ALSO, A TREE LIMB WAS FOUND THAT HAD BEEN SLICED; IT CONTAINED BLACK PAINT THAT MATCHED PAINT ON THE PROP.

Probable Cause and Findings

INTERRUPTION OF ENGINE POWER FOR AN UNDETERMINED REASON, AND FAILUE OF THE PILOT TO MAINTAIN AIRSPEED, WHICH RESULTED IN A STALL/SPIN. A FACTOR RELATED TO THE ACCIDENT WAS: LACK OF ALTITUDE TO RECOVER FROM THE STALL/SPIN.

 

Source: NTSB Aviation Accident Database

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