# Accident 20050324004899A: Robsin R22BETA, Prescott, AZ, March 24, 2005

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 24, 2005, 12:07 local time
- Place: Prescott, AZ
- Airport: Ernest A Love Field
- Damage: Substantial damage
- Phase of flight: Autorot Descent (Rotorcraft)
- Operating rules: General operating rules (Part 91)
- Operator: G30A
- Location: 34.6767° N, 112.4100° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=34.6767&lon=-112.4100&mi=10
- Aircraft: N225G, a cancelled registration (https://openairdocs.org/deregistered/N225G-2013-06-17) (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
- Reported engine: LYC O360*
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 470 total, 426 in this make and model, 136 in the last 90 days
- NTSB investigation: [NTSB LAX05LA122](https://openairdocs.org/ntsb/LAX05LA122) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20050324004899A

## Narrative

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

(-23) ON A TRAINING FLIGHT, WHILE APPROACHING THE AIRPORT, THE ROTOR DRIVE BELTS BROKE. THE INSTRUCTOR PILOT TOOK CONTROL OF THE AIRCRAFT, ACCOMPLISHING AN AUTO ROTATION. UPON TOUCHDOWN THE L/H SKID SANK INTO THE SOFT SAND, CAUSING THE AIRCRAFT TO TIP OVER. THE HELICOPTER SUSTAINED SUBSTANTIAL DAMAGE WITH NO INJURIES TO THE OCCUPANTS. SEE ATTACHED STATEMENTS.

## 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 LAX05LA122](https://openairdocs.org/ntsb/LAX05LA122), Mar 24, 2005: Robinson R22 Beta (N225G), Prescott, AZ, substantial damage. Probable cause: The company mechanic's improper maintenance actions, which resulted in the total failure of the main rotor drive belt system on approach to landing. A factor was the soft terrain.

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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