# Accident 20080308012169A: Amtr EXEC90, Westport, OK, March 8, 2008

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 8, 2008, 15:45 local time
- Place: Westport, OK
- Airport: Westport
- Damage: Substantial damage
- Phase of flight: Autorot Descent (Rotorcraft)
- Operating rules: General operating rules (Part 91)
- Location: 36.2222° N, 96.3444° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=36.2222&lon=-96.3444&mi=10
- Aircraft: N5251B, a cancelled registration (https://openairdocs.org/deregistered/N5251B-2013-07-29) (OpenAirDocs)
- Registry model: Willey S/Willey E EXEC 90 (registry code 05626EK, https://openairdocs.org/model/willey-s-willey-e-exec-90) (OpenAirDocs)
- Registry engine: Rotorway RW-100 series (registry code 55001, https://openairdocs.org/engine/rotorway-rw-100-series) (OpenAirDocs)
- Reported make and model: AMTR EXEC90
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 480 total, 21 in this make and model, 131 in the last 90 days
- NTSB investigation: [NTSB DFW08CA079](https://openairdocs.org/ntsb/DFW08CA079) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080308012169A

## Narrative

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

(-23) ON MARCH 8, 2008, N5251B, AN EXPERIMENTAL HELICOPTER, WAS ON A LOCAL INSTRUCTIONAL FLIGHT AT 1545. ON THE FLIGHT BACK TO THE AIRPORT OF ORIGIN, WESTPORT (4F1), TULSA, OKLAHOMA, THE ELECTRICAL SYSTEM FAILED. THE INSTRUCTOR TOOK THE CONTROLS FROM THE STUDENT AND PERFORMED AN AUTOROTATION. THE AIRCRAFT ROLLED AND CRASHED DURING THE AUTOROTATION. NO INJURIES WERE REPORTED.

## 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 DFW08CA079](https://openairdocs.org/ntsb/DFW08CA079), Mar 8, 2008: Willey Rotorway Exec 90 (N5251B), Westport, OK, substantial damage. Probable cause: An unsuccessful precautionary landing due to an electrical system 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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