NTSB Identification: MKC77FA003
14 CFR Part 135 Scheduled operation of MESABA AIRLINE
Aircraft: BEECH B99, registration: N8099R----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4000 76/11/19 NR.SPENCER,IA BEECH B99 CR- 0 1 1 COMMERCIAL COMMERCIAL, FL.INSTR.,
TIME - 0310 N8099R PX- 0 0 0 COMMUTER AIR CARRIER AGE 24, 2300 TOTAL HOURS,
DAMAGE-SUBSTANTIAL OT- 0 0 0 AIR TAXI-PASSG S-D 400 IN TYPE, INSTRUMENT
RATED.
DEPARTURE POINT INTENDED DESTINATION
MINNEAPOLIS,MN SPENCER,IA
TYPE OF ACCIDENT PHASE OF OPERATION
ENGINE FAILURE OR MALFUNCTION IN FLIGHT: DESCENDING
PROPELLER/ROTOR ACCIDENT TO PERSON IN FLIGHT: DESCENDING
PROBABLE CAUSE(S)
POWERPLANT - REDUCTION GEAR ASSEMBLY: GEARS,REDUCTION
POWERPLANT - TURBINE ASSEMBLY: WHEEL TURBINE
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
REMARKS- FAILURE 2ND STAGE PLANETARY GEAR. ENG PWR TURBINE DISCONNECTED AND FLYING BLADE STRUCK PILOT.
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