ANC76AA020

NTSB accident investigation · Hiller Acft UH-12E · Douglas, AK · August 6, 1975

Accident · Minor injuriesClosed
Date
August 6, 1975
Place
Douglas, AK · DOUGLAS, AK
Injuries
1 minor, 2 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N1847Hiller Acft UH-12E
Status
Completed · report December 12, 1975
Report
Brief approved by the director
FAA report
19750806040339A
Case key
150494

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3645   75/8/6    DOUGLAS,AK          HILLER ACFT UH-12E  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 37, 4873
        TIME - 0850                    N1847               PX-  0  0  2  AIR TAXI-PASSG            TOTAL HOURS, 7 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          DOUGLAS,AK                  RETURN                       FIELD SITES
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
           TERRAIN - HIGH OBSTRUCTIONS
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN/LOWER SCATTERED                                    4500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      55
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- 20 LBS OVR MAX GROSS WT. NO ENG MALFUNCTION FOUND.

Aircraft

Registration
N1847
Reported as
Hiller Acft UH-12E
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.