# NTSB LAX69A0064: Cessna 172K, N78435, Chino, CA, May 11, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: May 11, 1969
- Place: Chino, CA · CHINO, CA
- Location: 33.9763° N, 117.6745° W: Placed by OpenAirDocs: center of Chino, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.9763&lon=-117.6745&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 5 fatal
- Status: Completed, report June 23, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 186660
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX69A0064
- Page: https://openairdocs.org/ntsb/LAX69A0064

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1059  69/5/11    CHINO,CALIF         CESSNA 172K         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 32, 83 TOTAL
        TIME - 0509                    N78435              PX-  4  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 21 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - CHINO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                              UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3/4 MILE OR LESS                                         NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       58
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
         FIRE AFTER IMPACT
        REMARKS- TOOK OFF INTO KNOWN ADVERSE WEA AGAINST ADVICE OF FSS AND UNICOM.
```

## Aircraft

- Registration: [N78435](https://openairdocs.org/deregistered/N78435-1970-06-25), registration cancelled 1970-06-25, S/N 17257615 (OpenAirDocs)
- Reported make and model: CESSNA 172K
- Registry model: [Cessna 172K](https://openairdocs.org/model/cessna-172k) (registry code 2072430) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Chino

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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