# NTSB LAX77DUK05: Beech C23, N9249S, Tucson, AZ, September 19, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 19, 1977
- Place: Tucson, AZ · TUCSON, AZ
- Location: 32.2217° N, 110.9265° W: Placed by OpenAirDocs: center of Tucson, AZ, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.2217&lon=-110.9265&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 13, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 145650
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX77DUK05
- Page: https://openairdocs.org/ntsb/LAX77DUK05

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2050  77/9/19  NR.TUCSON,AZ          BEECH C23           CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE UNK/NR, 58
        TIME - 1510                    N9249S              PX-  0  0  0  SOLO                      TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TUCSON INT
        DEPARTURE POINT             INTENDED DESTINATION
          BLYTHE,CALIF               TUCSON,AZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: TREES                                     LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           WEATHER - SUDDEN WINDSHIFT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT CROSS WIND 248-292 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           97                                                      250
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
```

## Aircraft

- Registration: [N9249S](https://openairdocs.org/deregistered/N9249S-2017-02-17), registration cancelled 2017-02-17, S/N M-1748, built 1975 (OpenAirDocs)
- Reported make and model: BEECH C23
- Registry model: [Beech C23](https://openairdocs.org/model/beech-c23) (registry code 1151242) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Tucson Int

## 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 19770919026609A](https://openairdocs.org/incident/19770919026609A), Sep 19, 1977: Beech C23, Tucson, AZ, Substantial damage

## Other investigations on N9249S (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 MIA99LA139](https://openairdocs.org/ntsb/MIA99LA139), Apr 25, 1999: Beech 23 (N9249S), Apex, NC, substantial damage. Probable cause: the pilot's failure to maintain control of the airplane resulting in the airplane drifting, and subsequently impacting with trees.

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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