# Accident 20000129005699A: Bell 212, Mount Pleasant, UT, January 29, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: January 29, 2000, 13:49 local time
- Place: Mount Pleasant, UT
- Damage: No damage
- Operating rules: Rotorcraft external load (Part 133)
- Location: 39.5509° N, 111.3903° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=39.5509&lon=-111.3903&mi=10
- Aircraft: N212HQ, a cancelled registration (https://openairdocs.org/deregistered/N212HQ-2010-04-07) (OpenAirDocs)
- Registry model: Bell 212 (registry code 1181420, https://openairdocs.org/model/bell-212) (OpenAirDocs)
- Registry engine: Pratt & Whitney Canada PT6T-3 (registry code 52102, https://openairdocs.org/engine/pratt-whitney-canada-pt6t-3) (OpenAirDocs)
- Reported make and model: BELL 212
- NTSB investigation: [NTSB DEN00LA045](https://openairdocs.org/ntsb/DEN00LA045) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000129005699A

## Narrative

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

(-23) ON JANUARY 29, 2000, AT APPROXIMATELY 1347 MST, A BHT 212 HELICOPTER PILOTED BY DANIEL D. GAUTHIER, CERTIFICATE 2590780, WAS DEMOLISHED WHEN THE MAIN ROTOR MAST FRACTURED AND SEPARATED THE MAIN ROTORS FROM THE TRANSMISSION IN FLIGHT. THE PILOT RECEIVED SERIOUS INJURIES FROM THE 150 FOOT FALL.  THE AIRCRAFT WAS OPERATED BY HELIQWEST INTERNATIONAL INC. (HQL5591), AND ENGAGED IN ENTERNAL LOAD LOGGING OPERATIONS AT THE TIME OF THE ACCIDENT.  THE RETIREMENT INDEX NUMBER (RIN) WAS EXCEPTIONALLY CLOSE FOR MAST REPLACEMENT.  THE MAST WAS TO BE REPLACED JANUARY 31, 2000, TWO DAYS FROM THE ACCIDENT DATE.

## 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 DEN00LA045](https://openairdocs.org/ntsb/DEN00LA045), Jan 29, 2000: Bell 212 (N212HQ), Mt Pleasant, UT, substantial damage. Probable cause: Failure of the main rotor mast due to fatigue that resulted from inadequate quality assurance during the manufacturing process.

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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