# Accident 19900714025549A: Bell 206L1, Farewell, AK, July 14, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 14, 1990, 09:00 local time
- Place: Farewell, AK
- Damage: Substantial damage
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: Air taxi and commuter (Part 135)
- Operator: ERCA
- Location: 55.9207° N, 159.4905° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=55.9207&lon=-159.4905&mi=10
- Aircraft: N300AH, a cancelled registration (https://openairdocs.org/deregistered/N300AH-1991-03-28) (OpenAirDocs)
- Registry model: Bell Helicopter Textron 206L-1 (registry code 1182107, https://openairdocs.org/model/bell-helicopter-textron-206l-1) (OpenAirDocs)
- Reported make and model: BELL 206L1
- Reported engine: ALLSN 250C28B
- Fatal injuries: 0
- Pilot flight hours: 4,641 total, 330 in this make and model, 36 in the last 90 days
- NTSB investigation: [NTSB ANC90FA117](https://openairdocs.org/ntsb/ANC90FA117) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900714025549A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

FIRST STAGE TURBINE WHEEL FRACTURED DUE TO OVERTEMP. MADE HARD VERTICAL LANDING ON ROCKY MOUNTAIN TOP.

## The NTSB's investigation of this event (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 ANC90FA117](https://openairdocs.org/ntsb/ANC90FA117), Jul 14, 1990: Bell 206L-1 (N300AH), Farewell, AK, substantial damage. Probable cause: AN INTERNAL ENGINE FAILURE DUE TO A THERMAL FATIGUE FAILURE OF THE 1ST STAGE TURBINE WHEEL AS A RESULT OF OVERTEMPERATURE. THE HIGH ROUGH/UNEVEN TERRAIN PREVENTED A SUCCESSFUL AUTOROTATION.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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