# NTSB ANC73DAG55: Piper PA-18, N2497A, Tyonek, AK, November 12, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 12, 1972
- 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: 1 uninjured
- Status: Completed, report March 14, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168956
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73DAG55
- Page: https://openairdocs.org/ntsb/ANC73DAG55

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3207  72/11/12   TYONEK,ALAS         PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 55, 5492
        TIME - 1300                    N2497A              PX-  0  0  0  BUSINESS                  TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          TYONEK,ALAS                 LAKE HOOD,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
           TERRAIN - HIGH OBSTRUCTIONS
```

## Aircraft

- Registration: [N2497A](https://openairdocs.org/aircraft/N2497A), registered now, S/N 18-1967, built 1952 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18S-135](https://openairdocs.org/model/piper-pa-18s-135) (registry code 7101826) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (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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