NTSB Identification: OAK70F0086
14 CFR Part 91 General Aviation
Aircraft: BELL 47G3B1, registration: N8529F
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-3595  69/7/23    STIRLING CY,CALIF   BELL 47G3B1         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 35, 8900
        TIME - 1830                    N8529F              PX-  0  0  2  ASSOC FIRE CTL ACTIVITY   TOTAL HOURS, 1400 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          STIRLING CY,CALIF           STIRLING CY,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: TREES                                     LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - EXHAUST SYSTEM: EXTERNAL SUPERCHARGER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           TERRAIN - HIGH OBSTRUCTIONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- OXIDATION,COKE BUILD UP IN TURBINE WHEEL CAUSED METAL FATIGUE FAILURE.
Full narrative is not available


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