Aviation Accident Summaries

Aviation Accident Summary SEA85LA128

ORLAND, CA, USA

Aircraft #1

N99108

de Havilland DH 82A TIGER MOTH

Analysis

THE PLT REPORTED THAT DURING A LOOP, THE ENG LOST POWER, THEN THE ACFT ENTERED AN INVERTED SPIN. HE SAID THAT HE HAD GOTTEN OUT OF THE INVERTED SPIN & WAS RECOVERING FROM A REGULAR SPIN WHEN THE ACFT STRUCK THE GROUND. ACCORDING TO A WITNESS, THE PLT ENTERED THE MANEUVER FROM A VERY LOW ALTITUDE & THE ENG STALLED AS THE ACFT WAS GOING STRAIGHT UP. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. THE PLT WAS OBSERVED CONSUMING SEVERAL BEERS PRIOR TO THE ACDNT. A BLOOD TEST SHOWED THAT HE HAD AN ALCOHOL LEVEL OF 0.145%.

 

Source: NTSB Aviation Accident Database

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