# NTSB LAX70A0014: Cessna U206, N4978F, Winterhaven, CA, August 22, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 22, 1969
- Place: Winterhaven, CA · WINTERHAVEN, CA
- Location: 32.7372° N, 114.6378° W: Placed by OpenAirDocs: center of Winterhaven, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7372&lon=-114.6378&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report November 26, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 164312
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX70A0014
- Page: https://openairdocs.org/ntsb/LAX70A0014

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2477  69/8/22    WINTERHAVEN,CALIF   CESSNA U206         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 25, 2029
        TIME - 0706                    N4978F              PX-  0  0  2  AIR TAXI-PASSG            TOTAL HOURS, 655 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          YUMA,ARIZ                   SAN BERNADINO,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           COLLIDED WITH: TREES                                     LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           POWERPLANT - ENGINE STRUCTURE: PISTON,PISTON RINGS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  UNUSUAL NOISE
                                  PROP/ENGINE VIBRATION
        REMARKS- CONNECTING ROD,NR 1 PISTON FAILED. HOLE PUNCHED IN CASE. HIGH TIME ENG. LANDED ON DESERT ROAD.
```

## Aircraft

- Registration: [N4978F](https://openairdocs.org/aircraft/N4978F), registered now, S/N U206-0678, built 1966 (OpenAirDocs)
- Reported make and model: CESSNA U206
- Registry model: [Cessna U206B](https://openairdocs.org/model/cessna-u206b) (registry code 2073322) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- 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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