NTSB Identification: OAK67A0022
14 CFR Part 91 General Aviation
Aircraft: BELL 47G3B1, registration: N8528F
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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2-0724   66/8/9  NR.BISHOP CALIF       BELL 47G3B1         CR-  0  1  0  MISCELLANEOUS             AIRLINE TRANSPORT, AGE
        TIME - 1735                    N8528F              PX-  0  2  0  OTHER PUBLIC              35, 5395 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            2400 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - BARCROFT LAB.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: OBJECT                                    LANDING: OTHER
        PROBABLE CAUSE(S)
           POWERPLANT - EXHAUST SYSTEM: EXTERNAL SUPERCHARGER
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER CLEARANCE-TOLERANCE
          PWR PLT-TURBINE WHEEL RUBBED AGAINST CASE HOUSING.
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      60
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       8
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         FIRE AFTER IMPACT
        REMARKS- STRUCK LARGE ROCK.
Full narrative is not available


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