Narrative:

While leveling off at FL350 left engine compressor stalled (loud pop). Left throttle immediately retarded to idle. Egt continued to rise rapidly. Fuel lever (left engine) moved to off, as egt approached 700 degrees. After engine shut off egt peaked at 800 degrees. Time from initial indications to engine fuel shutoff was approximately 10 seconds. ATC notified for immediate descent to FL190. Declared an emergency. Requested information (WX) for tys, bna, sdf. Also called company dispatcher for WX information regarding landing airports. Nashville and knoxville WX was marginal and we proceeded to sdf due to better WX. All checklists accomplished in accordance with pilot operating manual. Passenger notified of problem and intentions to land at sdf. Uneventful landing made at sdf. Postflt maintenance inspection revealed N1 turbine failure.

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Original NASA ASRS Text

Title: ACFT EQUIP PROB MALFUNCTION MANDATES A DIVERSION TO ALTERNATE. INFLT ENG SHUTDOWN.

Narrative: WHILE LEVELING OFF AT FL350 L ENG COMPRESSOR STALLED (LOUD POP). L THROTTLE IMMEDIATELY RETARDED TO IDLE. EGT CONTINUED TO RISE RAPIDLY. FUEL LEVER (L ENG) MOVED TO OFF, AS EGT APCHED 700 DEGS. AFTER ENG SHUT OFF EGT PEAKED AT 800 DEGS. TIME FROM INITIAL INDICATIONS TO ENG FUEL SHUTOFF WAS APPROX 10 SECONDS. ATC NOTIFIED FOR IMMEDIATE DSCNT TO FL190. DECLARED AN EMER. REQUESTED INFO (WX) FOR TYS, BNA, SDF. ALSO CALLED COMPANY DISPATCHER FOR WX INFO REGARDING LNDG ARPTS. NASHVILLE AND KNOXVILLE WX WAS MARGINAL AND WE PROCEEDED TO SDF DUE TO BETTER WX. ALL CHKLISTS ACCOMPLISHED IN ACCORDANCE WITH PLT OPERATING MANUAL. PAX NOTIFIED OF PROB AND INTENTIONS TO LAND AT SDF. UNEVENTFUL LNDG MADE AT SDF. POSTFLT MAINT INSPECTION REVEALED N1 TURBINE FAILURE.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.