# NTSB LAX70D0074: Brantly B-2, N9999J, Aguanga, CA, August 3, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 3, 1969
- Place: Aguanga, CA · AGUANGA, CA
- Location: 33.4523° N, 116.8555° W: Placed by OpenAirDocs: center of Aguanga, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4523&lon=-116.8555&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report February 17, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 166230
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX70D0074
- Page: https://openairdocs.org/ntsb/LAX70D0074

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3093   69/8/3    AGUANGA,CALIF       BRANTLY B-2         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 128
        TIME - 1700                    N9999J              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 5 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PALA,CALIF                  AGUANGA,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- APPCH TO MT SITE.DENSITY ALT 8000 FT.WIND CALM. EXCEEDED ACFT CAPABILITIES.HOVER CHART NOT CHECKED
```

## Aircraft

- Registration: [N9999J](https://openairdocs.org/deregistered/N9999J-1974-11-05), registration cancelled 1974-11-05, S/N 33 (OpenAirDocs)
- Reported make and model: BRANTLY B-2
- Registry model: [Brantly B-2](https://openairdocs.org/model/brantly-b-2) (registry code 1440502) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: 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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