# NTSB LAX75AL050: Beech M35, N9803R, Alpine, CA, April 6, 1975

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: April 6, 1975
- 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: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report July 9, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148099
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX75AL050
- Page: https://openairdocs.org/ntsb/LAX75AL050

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1292   75/4/6  NR.ALPINE,CA          BEECH M35           CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 64, 3000
        TIME - 1354                    N9803R              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 1000 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LAS VEGAS,NV                SAN DIEGO,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           WEATHER - LOW CEILING
           WEATHER - FOG
           WEATHER - SNOW
           WEATHER - THUNDERSTORM ACTIVITY
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  0
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          ZERO                                                      RAIN, SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          BLOWING SNOW                                             IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- PLT DIDNT REQ OR REC ENROUT & DEST WEA.L WG & STAB SEPARATED IN FLT
```

## Aircraft

- Registration: [N9803R](https://openairdocs.org/deregistered/N9803R-1975-08-06), registration cancelled 1975-08-06, S/N D6326 (OpenAirDocs)
- Reported make and model: BEECH M35
- Registry model: [Beech M35](https://openairdocs.org/model/beech-m35) (registry code 1151526) (OpenAirDocs)
- Category: Airplane
- 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 19750406015639A](https://openairdocs.org/incident/19750406015639A), Apr 6, 1975: Beech M35, Alpine, CA, Destroyed, 1 fatal. Plt didnt req or rec enrout & dest wea.l wg & stab separated in flt

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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