NTSB Identification: OAK74FVG09
14 CFR Part 91 General Aviation
Aircraft: HUGHES 269, registration: N8759F
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-2635   73/9/9    SLOUGHHOUSE,CALIF   HUGHES 269          CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 0935                    N8759F              PX-  0  0  0  DUAL                      AGE 45, 2769 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            1983 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - RANCHO MURIETA
        DEPARTURE POINT             INTENDED DESTINATION
          FAIR OAKS,CALIF             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: HOVERING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
           DUAL STUDENT - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           DUAL STUDENT - IMPROPER OPERATION OF FLIGHT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - GROUND RESONANCE
        FACTOR(S)
           DUAL STUDENT - LACK OF FAMILIARITY WITH AIRCRAFT
           DUAL STUDENT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        REMARKS- STDNT PLT CLSD THROTTLE,BOTTOMED COLLECTIVE ATMTNG TO INCRS RPM.RESONANCE POST-IMPACT.
Full narrative is not available


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