# Accident 20150729023209A: Eurocopter AS 350 B2 ECUREUIL, Tucson, AZ, July 29, 2015

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 29, 2015, 16:49 local time
- Place: Tucson, AZ
- Airport: Ryan Airfield
- Damage: Substantial damage
- Phase of flight: Landing: Approach
- Operating rules: General operating rules (Part 91)
- Operator: UM8M
- Location: 32.1422° N, 111.1744° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=32.1422&lon=-111.1744&mi=10
- Aircraft: N6095U, a cancelled registration (https://openairdocs.org/deregistered/N6095U-2022-01-08) (OpenAirDocs)
- Registry model: Eurocopter AS 350 B2 ECUREUIL (registry code 8680951, https://openairdocs.org/model/eurocopter-as-350-b2-ecureuil) (OpenAirDocs)
- Registry engine: Turbomeca ARRIEL-1SER (registry code 60030, https://openairdocs.org/engine/turbomeca-arriel-1ser) (OpenAirDocs)
- Reported make and model: EUROCOPTER AS 350 B2 ECUREUIL
- Reported engine: TURBOMECA ARRIEL 1SER
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 2,500 total, 200 in this make and model, 31 in the last 90 days
- NTSB investigation: [NTSB GAA15CA204](https://openairdocs.org/ntsb/GAA15CA204) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20150729023209A

## Narrative

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

INSTRUCTOR WAS DEMONSTRATING AUTO-ROTATION TECHNIQUE TO PILOT OVER RWY 24R AT RYN. DURING THE PROCEDURE THE INSTRUCTOR WAS NOT ABLE TO ARREST DESCENT AND AIRCRAFT IMPACTED RUNWAY. THE AIRCRAFT BECAME AIRBORNE AND ROTATED TO THE RIGHT. GROUND CONTACT WAS MADE AGAIN TAIL LOW AND THE TAIL BOOM SEPERATED. AIRCRAFT CAME TO REST AFTER A 360 TURN TO THE LEFT.

## 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 GAA15CA204](https://openairdocs.org/ntsb/GAA15CA204), Jul 29, 2015: Airbus AS350-B2 (N6095U), Tucson, AZ, substantial damage. Probable cause: The flight instructor's misperception of the helicopter's altitude in relation to the runway surface during a low altitude maneuver, resulting in ground impact.

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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