# NTSB LAX69F0344: Hughes 269B, N9381F, Alpine, CA, April 24, 1969

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: April 24, 1969
- Place: Alpine, CA · ALPINE, CA
- Location: 32.8428° N, 116.7554° W: Placed by OpenAirDocs: center of Alpine, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.8428&lon=-116.7554&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report January 28, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 185463
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX69F0344
- Page: https://openairdocs.org/ntsb/LAX69F0344

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2814  69/4/24    ALPINE,CALIF        HUGHES 269B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 47, 836
        TIME - 1330                    N9381F              PX-  0  0  0  CONSTRUCTION              TOTAL HOURS, 729 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ALPINE,CALIF                ALPINE,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
        EMERGENCY CIRCUMSTANCES - LATERAL CONTROL PROBLEM
        REMARKS- LATERAL CONTROL LOST AS ACFT MOVED INTO POSITION TO RELEASE PIPE.GRND MAN BELOW JUMPED OVER CLIFF.
```

## Aircraft

- Registration: [N9381F](https://openairdocs.org/deregistered/N9381F-1974-09-24), registration cancelled 1974-09-24, S/N 0097, built 1964 (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Registry model: [Hughes 269B](https://openairdocs.org/model/hughes-269b) (registry code 4470502) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N9381F (1)

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.

- [NTSB UNK65X0227](https://openairdocs.org/ntsb/UNK65X0227), Oct 10, 1964: Hughes 269B (N9381F), Riverside, CA, substantial damage

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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