# NTSB LAX79DUQ21: Bell 47-G2, N4228A, Lancaster, CA, March 25, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 25, 1979
- Place: Lancaster, CA · LANCASTER, CA
- Location: 34.6980° N, 118.1367° W: Placed by OpenAirDocs: center of Lancaster, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.6980&lon=-118.1367&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 4, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137489
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX79DUQ21
- Page: https://openairdocs.org/ntsb/LAX79DUQ21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0546  79/3/25    LANCASTER,CA        BELL 47-G2          CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1015                    N4228A              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  30, 2891 TOTAL HOURS, 143
                                       DAMAGE-DESTROYED    OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BURBANK,CA                  LANCASTER,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: FINAL APPROACH
           ROLL OVER                                                LANDING: ROLL-ON/RUN-ON
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: N4228A (not matched to a registry record)
- Reported make and model: BELL 47-G2
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790325005199A](https://openairdocs.org/incident/19790325005199A), Mar 25, 1979: Bell 47G2, Quartz Hill, CA, Destroyed. Pilot claimed throttle malfunction, made running landing, turned over. No malfunction found in aircraft.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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