# NTSB LAX77FUG11: Cessna 150D, N4539U, Riverside, CA, November 29, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 29, 1976
- Place: Riverside, CA · RIVERSIDE, CA
- Location: 33.9533° N, 117.3961° W: Placed by OpenAirDocs: center of Riverside, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.9533&lon=-117.3961&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 11, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 156397
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX77FUG11
- Page: https://openairdocs.org/ntsb/LAX77FUG11

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3429  76/11/29 NR.RIVERSIDE,CA       CESSNA 150D         CR-  0  0  1  MISCELLANEOUS             PRIVATE, AGE 45, 375
        TIME - 1700                    N4539U              PX-  0  0  0  FERRY                     TOTAL HOURS, 30 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - FLABOB
        DEPARTURE POINT             INTENDED DESTINATION
          BIG BEAR CITY,CA           RIVERSIDE,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           AIRFRAME - LANDING GEAR: MAIN GEAR-SHOCK ABSORBING ASSY,STRUTS,ATTACHMENTS,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- SHOCK STRUTS BOTTOMED OUT DURING PREFLIGHT.
```

## Aircraft

- Registration: [N4539U](https://openairdocs.org/deregistered/N4539U-2012-12-07), registration cancelled 2012-12-07, S/N 15060539, built 1964 (OpenAirDocs)
- Reported make and model: CESSNA 150D
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Flabob

## 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 19761129037359A](https://openairdocs.org/incident/19761129037359A), Nov 29, 1976: Cessna A150K, Riverside, CA, Substantial damage. Shock struts bottomed out during preflight.

## Other investigations on N4539U (1)

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.

- [NTSB LAX82DUG06](https://openairdocs.org/ntsb/LAX82DUG06), Feb 14, 1982: Cessna 150 (N4539U), Daggett, CA, destroyed

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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