WEST CHESTER, OH, USA
N6639P
PIPER PA-24-250
DRG FLT, THE ENG LOST POWER & THE PLT WAS UNABLE TO MAINTAIN ALT. HE MADE A FORCED LANDING ON A ROAD, BUT DRG THE LNDG ROLL, THE ACFT COLLIDED WITH A ROAD SIGN. A POST CRASH EXAM OF THE ENG REVEALED THE #6 CYLINDER HAD SEPARATED APRX 4' ABOVE THE CYLINDER FLANGE. A METALLURGICAL EXAM OF THE FRACTURE SURFACE REVEALED THERE WAS A FATIGUE CRACK PRESENT PRIORTO THE FAILURE. THE ENG WAS OVERHAULED APRX 11 FLT HRS PRIOR TO THE ACCIDENT. NO FATIGUE CRACKING WAS NOTED AT THAT TIME.
Source: NTSB Aviation Accident Database
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