# Accident 20050715015809A: Robsin R22BETA, Phoenix, AZ, July 15, 2005

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 15, 2005, 09:02 local time
- Place: Phoenix, AZ
- Airport: Williams Gateway Airport
- Damage: Substantial damage
- Phase of flight: Hovering
- Operating rules: General operating rules (Part 91)
- Location: 33.3078° N, 111.6556° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=33.3078&lon=-111.6556&mi=10
- Aircraft: N7514P, a cancelled registration (https://openairdocs.org/deregistered/N7514P-2017-07-18) (OpenAirDocs)
- Registry model: Robinson Helicopter R22 BETA (registry code 7640110, https://openairdocs.org/model/robinson-helicopter-r22-beta) (OpenAirDocs)
- Registry engine: Lycoming O-360 series (registry code 41575, https://openairdocs.org/engine/lycoming-o-360-series) (OpenAirDocs)
- Reported make and model: ROBSIN R22BETA
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 449 total, 407 in this make and model, 245 in the last 90 days
- NTSB investigation: [NTSB LAX05CA232](https://openairdocs.org/ntsb/LAX05CA232) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20050715015809A

## Narrative

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

(-23) ON JULY 15, 2005, AT APPROXIMATELY 0902 MST, N7514P, A ROBINSON R-22-BETA HELICOPTER, WITH THE PILOT ^PRIVACY DATA OMITTED^ PERFORMING AS A CFR AND PILOT-IN-COMMAND, AND ^PRIVACY DATA OMITTED^ RECEIVING DUAL INSTRUCTION, WERE PERFORMING HOVERING AUTO PRACTICE AT WILLIAMS GATEWAY AIRPORT IN MESA, ARIZONA. ^PRIVACY DATA OMITTED^ STATED HE WAS PERFORMING HIS THIRD HOVERING AUTOROTATION AFTER TWO PREVIOUS SUCCESSFUL HOVERING AUTOROTATIONS. THE AIRCRAFT WAS POSITIONED AT THE INTERSECTION OF TAXIWAY CHARLIE AND HOTEL. WHILE STABILIZED INTO THE WIND ON A HEADING OF 300 DEGREES, WITH THE AIRCRAFT AT APPROXIMATELY 2 FOOT SKID HEIGHT, ^PRIVACY DATA OMITTED^ INITIATED THE MANEUVER BY ROLLING THE THROTTLE UP RAPIDLY AND ADDING RIGHT ANTI-TORQUE PEDAL. THIS ACTION CAUSED THE AIRCRAFT TO RAPIDLY BEGIN A SPIN TO THE RIGHT. THE INSTRUCTOR ATTEMPTED TO ASSIST ON THE FLIGHT CONTROLS AND ROLLED THE THROTTLE TO IDLE. ADDITIONALLY, THE INSTRUCTOR ATTEMPTED TO ADD LEFT ANTI-TORQUE PEDAL, BUT WAS UNABLE TO OVERRIDE THE STUDENT'S APPICATION OF RIGHT ANTI-TORQUE PEDAL DUE TO THE STUDENT HAVING HIS RIGHT LEG LOCKED AT THE KNEE. THE AIRCRAFT BEGAN TO SETTLE WHILE STILL IN A RIGHT SPIN AND THE TOE OF THE RIGHT SKID CONTACTED THE GROUND. THE AIRCRAFT THEN ENCOUNTERED DYNAMIC ROLLOVER AND CAME TO REST ON ITS RIGHT SIDE ON A HEADING OF APPROXIMATELY 120 DEGREES. THE CREW PERFORMED AN EMERGENCY SHUTDOWN OF THE ENGINE AND EXITED THE AIRCRAFT. NEITHER CREWMEMEMBERS SUSTAINED INJURIES. THE AIRCRAFT SUSTAINED DAMAGE TO THE MAIN ROTOR BLADES, TAIL BOOM ASSEMBLY, AND RIGHT SIDE OF THE FUSELAGE.

## 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 LAX05CA232](https://openairdocs.org/ntsb/LAX05CA232), Jul 15, 2005: Robinson R-22 Beta II (N7514P), Mesa, AZ, substantial damage. Probable cause: the improper use of the throttle and antitorque pedal by the pilot undergoing instruction, and the inadequate supervision of the flight by the certified flight instructor.

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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