# NTSB LAX68A0086: Bell 47D1, N5511V, Carlsbad, CA, March 9, 1968

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: March 9, 1968
- Place: Carlsbad, CA · CARLSBAD, CA
- Location: 33.1581° N, 117.3506° W: Placed by OpenAirDocs: center of Carlsbad, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.1581&lon=-117.3506&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report June 10, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 111334
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX68A0086
- Page: https://openairdocs.org/ntsb/LAX68A0086

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1020   68/3/9    CARLSBAD,CALIF      BELL 47D1           CR-  0  0  2  MISCELLANEOUS             COMMERCIAL, AGE 28, 1375
        TIME - 1040                    N5511V              PX-  0  0  0  OTHER                     TOTAL HOURS, 945 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PALOMAR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                TAKEOFF: VERTICAL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           COPILOT - CONTROL INTERFERENCE
         FIRE AFTER IMPACT
        REMARKS- LOSS OF CONTROL DURING LIFT OFF FROM TRAILER.TWO UNIDENTIFIED PARKED ACFT STRUCK BY DEBRIS.
```

## Aircraft

- Registration: [N5511V](https://openairdocs.org/deregistered/N5511V-1968-04-22), registration cancelled 1968-04-22, S/N 200 (OpenAirDocs)
- Reported make and model: BELL 47D1
- Registry model: [Bell 47D1](https://openairdocs.org/model/bell-47d1) (registry code 1180802) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed
- Airport: Palomar

## Other investigations on N5511V (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 UNK64X2269](https://openairdocs.org/ntsb/UNK64X2269), Jun 13, 1964: Bell 47D1 (N5511V), Colusa, 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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