# NTSB DEN80DTC04: Bell 206B, N16867, Thermopolis, WY, December 28, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 28, 1979
- Place: Thermopolis, WY · THERMOPOLIS, WY
- Location: 43.6479° N, 108.2145° W: Placed by OpenAirDocs: center of Thermopolis, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.6479&lon=-108.2145&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 28, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 132127
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN80DTC04
- Page: https://openairdocs.org/ntsb/DEN80DTC04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3948  79/12/28 NR.THERMOPOLIS,WY     BELL 206B           CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1600                    N16867              PX-  0  0  0  OTHER                     32, 7299 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2500 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         THERMOPOLIS,WY               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    TAKEOFF: VERTICAL
           ROLL OVER                                                TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
        REMARKS- RT SKID CAUGHT SAGEBRUSH DURING LIFTOFF.ACFT HAD 600LB EXT LOAD.
```

## Aircraft

- Registration: [N16867](https://openairdocs.org/deregistered/N16867-1984-05-15), registration cancelled 1984-05-15, S/N 2250 (OpenAirDocs)
- Reported make and model: BELL 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (registry code 1181511) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## 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 19791228034199A](https://openairdocs.org/incident/19791228034199A), Dec 28, 1979: Bell 206B, Thermopolis, WY, Substantial damage. Helicopter attempted takeoff with external load. Skid tangled in sagebrush. Rotor hit ground, etc.

## Other investigations on N16867 (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 DEN82DA040](https://openairdocs.org/ntsb/DEN82DA040), Mar 7, 1982: Bell 206B III (N16867), Trenton, ND, 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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