PALMYRA, WI, USA
N5086W
PIPER PA-28-160
WHILE ON A PERSONAL FLT THE ENG AND AIRFRAME BEGAN TO VIBRATE SEVERELY. THE PLT CLOSED THE THROTTLE AND TURNED EASTWARD TO LAND IN A MINT FIELD. AS HE APPROACHED THE FIELD HE APPLIED POWER TO CLEAR A ROW OF SMALL HOUSES, BUT DURING THIS MANEUVER STRUCK A UTILITY POLE WITH THE RT WING. THE PASSENGERS RELATED THAT THE POLE WAS ON THE FAR SIDE OF THE HOUSES AND NOT SEEN BY ANYONE ON BOARD UNTIL JUST BEFORE IMPACT. INVESTIGATION REVEALED THAT ABOUT 6 INCHES OF ONE PROPELLER TIP WAS MISSING. EXAMINATION OF THE PROPELLER REVEALED EXISTING NICKS AND ROUGH FILE WORK ON PREVIOUS NICKS. A FATIGUE FAILURE ORIGINATED FROM ONE OF THE NICKS.
Source: NTSB Aviation Accident Database
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