NTSB Identification: ATL82IA109
Scheduled 14 CFR Part 135: Air Taxi & Commuter
Incident occurred Sunday, April 18, 1982 in ASHEVILLE, NC
Probable Cause Approval Date: 04/18/1983
Aircraft: BEECH BE-99, registration: N95WA
Injuries: 11 Uninjured.
NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.
DURING TAKEOFF ON A REGULARLY SCHEDULED PASSENGER FLIGHT THE AIRCRAFT SUSTAINED A TOTAL ENGINE FAILURE AND FLAMEOUT ON THE RIGHT ENGINE. AFTER SECURING THE ENGINE, THE CREW EXECUTED AN UNEVENTFUL SINGLE ENGINE LANDING WITHOUT FURTHER DAMAGE TO THE AIRCRAFT OR INJURIES TO PERSONS. EXAMINATION OF THE ENGINE REVEALED THAT THE COMPRESSOR TURBINE WHEEL HAD FAILED. THE INTERNAL DAMAGE WAS CONFINED TO THE WHEEL, VANE RING, SHROUD AND DUCT GROUP. SUBSEQUENT METALLURGICAL EXAMINATION INDICATED THAT ONE OF THE COMPRESSOR BLADES HAD FAILED IN FATIGUE. THE ORIGIN OF THE FATIGUE FRACTURE WAS IN THE AREA OF THE ROOT TRAILING EDGE. THE REASON FOR THE FATIGUE INITIATION COULD NOT BE DETERMINED.
The National Transportation Safety Board determines the probable cause(s) of this incident to be:COMPRESSOR ASSEMBLY,BLADE..FATIGUE
The National Transportation Safety Board determines the probable cause(s) of this incident to be:COMPRESSOR ASSEMBLY,ROTOR DISC..DISABLED
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