# NTSB ANC72DAG80: Cessna 180, N93330, Tyonek, AK, November 27, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 27, 1971
- Place: Tyonek, AK · TYONEK, AK
- Location: 61.0681° N, 151.1369° W: Placed by OpenAirDocs: center of Tyonek, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=61.0681&lon=-151.1369&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 8, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164360
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC72DAG80
- Page: https://openairdocs.org/ntsb/ANC72DAG80

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3666  71/11/27   TYONEK,ALAS         CESSNA 180          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 37, 2880
        TIME - 1230                    N93330              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 180 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          TYONEK,ALAS                 ANCHORAGE,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           TERRAIN - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- ATTEMPTED T/O FROM CURVED SNOW COVERED SANDBAR.SKIS BROKE THRU CRUST.HIT COVERED STUMP.
```

## Aircraft

- Registration: [N93330](https://openairdocs.org/aircraft/N93330), registered now, S/N 31731, built 1955 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N93330 (2)

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 CEN22LA439](https://openairdocs.org/ntsb/CEN22LA439), Sep 26, 2022: Cessna 180 (N93330), Williston, ND, substantial damage. Probable cause: The pilot's failure to maintain directional control of the airplane during the landing, which resulted in a ground loop.
- [NTSB SEA74DTI05](https://openairdocs.org/ntsb/SEA74DTI05), Jul 15, 1973: Cessna 180 (N93330), Kalispell, MT, 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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