# Accident 19900727028959A: Bell 214B1, Thompson Fall, MT, July 27, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 27, 1990, 19:05 local time
- Place: Thompson Fall, MT
- Damage: Substantial damage
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Operator: DYRL
- Location: 47.5594° N, 115.4397° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=47.5594&lon=-115.4397&mi=10
- Aircraft: N314RM, a cancelled registration (https://openairdocs.org/deregistered/N314RM-1992-06-19) (OpenAirDocs)
- Registry model: Bell 214B-1 (registry code 1182105, https://openairdocs.org/model/bell-214b-1) (OpenAirDocs)
- Reported make and model: BELL 214B1
- Reported engine: LYC T5508D
- People aboard: 4
- Fatal injuries: 0
- Pilot flight hours: 16,661 total, 5,297 in this make and model, 386 in the last 90 days
- NTSB investigation: [NTSB SEA90LA148](https://openairdocs.org/ntsb/SEA90LA148) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900727028959A

## Narrative

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

LOUD BANG AUTOROTATED. SKIDS DUG IN. ROTORS CHOPPED TAILBOOM. DRIVESHAFT OVERHEATED LACKED LUBE DUE PINCHED O RING.

## 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 SEA90LA148](https://openairdocs.org/ntsb/SEA90LA148), Jul 28, 1990: Bell BH-214 (N314RM), Thompson Falls, MT, substantial damage. Probable cause: CREW'S ENCOUNTER WITH SOFT TERRAIN WHILE ATTEMPTING AN AUTOROTATION LANDING AFTER THE FAILURE OF THE MAIN ROTOR DRIVE SYSTEM.

## Other reports on N314RM (2)

Matched to the same aircraft by N-number and date.

- [Accident 19920306005209A](https://openairdocs.org/incident/19920306005209A), Mar 6, 1992: Bell 214B (N314RM), Hobart Bay, AK, Substantial damage. Engine lost power during sling load hover. Autorotated in slash and stumps. Centrifugal compressor fractures.
- [Accident 19850218030809A](https://openairdocs.org/incident/19850218030809A), Feb 18, 1985: Bell 214B1 (N314RM), Lowell, OR, Substantial damage. Autorotation landing made due to engine overspeed. Possible fuel control malfunction.

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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