Aviation Accident Summaries

Aviation Accident Summary LAX88FA273

GLENDALE, CA, USA

Aircraft #1

N15855

Rearwin 8500

Analysis

THE PILOT HAD PENETRATED A TCA WITHOUT CLEARANCE WHEN, AT THE INSTRUCTIONS FROM AN AIR TRAFFIC CONTROLLER, A POLICE HELICOPTER GAVE CHASE. AS THE HELICOPTER NEARED THE AIRPLANE THE HELICOPTER CREW REPORTED THAT PARTS WERE FALLING FROM THE AIRPLANE. THE HELICOPTER FOLLOWED THE AIRPLANE AS IT DESCENDED AND TOUCHED DOWN IN A ROUGH DRY RIVER BED. THE AIRPLANES LANDING GEAR SHEARED ON TOUCHDOWN AND THE AIRCRAFT NOSED OVER ON ITS BACK. AN ENGINE EXAM REVEALED A CYLINDER HAD SEPARATED AND SHEARED THE PROPELLER.

Probable Cause and Findings

SEPERATION OF AN ENGINE CYLINDER THAT MOVED INTO THE PLANE OF THE WOODEN PROPELLER BLADES. THE PROPELLER BLADES WERE SHEARED BY THE DISLODGED CYLINDER. THE ROUGH LANDING SURFACE CONTRIBUTED TO THE ACCIDENT.

 

Source: NTSB Aviation Accident Database

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