# NTSB LAX62A0081: Douglas DC-3, N58731, Big Trees, CA, January 20, 1962

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: January 20, 1962
- Place: Big Trees, CA · BIG TREES, CA
- Location: 38.2774° N, 120.3105° W: Placed by OpenAirDocs: center of Big Trees, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.2774&lon=-120.3105&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 3 serious, 4 minor, 15 uninjured
- Status: Completed, report April 15, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 138745
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX62A0081
- Page: https://openairdocs.org/ntsb/LAX62A0081

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0040  62/1/20  NR.BIG TREES,CALIF    DOUGLAS DC-3        CR-  0  0  3  NS/CTR REVENUE PASSG DOM  AIRLINE TRANSPORT, AGE
        TIME - 0026                    N58731              PX-  0  3 16                            UNK/NR, 11580 TOTAL
                                       DAMAGE-MINOR        OT-  0  0  0                            HOURS, 5000 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        OPERATOR - BLATZ AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          BURBANK,CALIF               HAWTHORNE,NEV
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT NOT FASTENED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEAT BELT SIGN ON
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                 UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          ZERO                                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- CREW WARNING OF TURB ADEQUATE. DIVERTED TO FALLON NAS FOR MEDICAL AID.
```

## Aircraft

- Registration: [N58731](https://openairdocs.org/deregistered/N58731-2013-02-01), registration cancelled 2013-02-01, S/N 11352, built 1944 (OpenAirDocs)
- Reported make and model: DOUGLAS DC-3
- Registry model: [Douglas DC3](https://openairdocs.org/model/douglas-dc3) (registry code 3021401) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-1830 series](https://openairdocs.org/engine/pratt-whitney-r-1830-series) (registry code 52020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Minor 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.