# NTSB DEN81FA051: Piper PA-16, N6852K, Ten Sleep, WY, July 11, 1981

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 11, 1981
- Place: Ten Sleep, WY · TEN SLEEP, WY
- Location: 44.0351° N, 107.4482° W: Placed by OpenAirDocs: center of Ten Sleep, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.0351&lon=-107.4482&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report May 7, 1982
- Report: Brief approved by the director
- NTSB case key (mKey): 123564
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN81FA051
- Page: https://openairdocs.org/ntsb/DEN81FA051

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3602  81/7/11    TEN SLEEP,WY        PIPER PA-16         CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1900                    N6852K              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  AGE 66, 3600 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            UNK/NR IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          COWLEY,WY                   TORRINGTON,WY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - PSYCHOLOGICAL CONDITION
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT
        MISSING AIRCRAFT - LATER RECOVERED
        REMARKS- DPTD AFT ARGUMENT W CAP OFFICIALS.CORONARY ARTERY 70-80% OCCLUDED.BLOOD ALC 0.044%.RCVRD 7/18/81.
```

## Aircraft

- Registration: [N6852K](https://openairdocs.org/deregistered/N6852K-1981-12-24), registration cancelled 1981-12-24, S/N 16-687 (OpenAirDocs)
- Reported make and model: PIPER PA-16
- Registry model: [Piper PA-16](https://openairdocs.org/model/piper-pa-16) (registry code 7101602) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19810711042039A](https://openairdocs.org/incident/19810711042039A), Jul 11, 1981: Piper PA16, Ten Sleep, WY, Destroyed, 1 fatal. Lost control, spun into wall of a canyon. Thunderstorms in area. Pilot had severe arteriosclerosis. CFI expired.

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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