NTSB Identification: SEA78DYK04
14 CFR Part 91 General Aviation
Aircraft: HILLER ACFT FH1100, registration: N92484
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-4116  77/12/22 NR.WALTON,OR          HILLER ACFT FH1100  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 29, 2500
        TIME - 1145                    N92484              PX-  0  0  0  CONSTRUCTION              TOTAL HOURS, 92 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         WALTON,OR                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: HOVERING
           ROLL OVER                                                LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           TERRAIN - ROUGH/UNEVEN
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- AERIAL LOGGING.LEFT TRANSMISSION LIFT LINK STRUT PN 24-28030-1,FRACTURED. AD 70-18-4 NCW.
Full narrative is not available


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