# Accident 20090914018089A: Robsin R22, El Toro, CA, September 14, 2009

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 14, 2009, 18:30 local time
- Place: El Toro, CA
- Damage: Destroyed
- Phase of flight: Maneuver
- Operating rules: General operating rules (Part 91)
- Location: 33.6808° N, 117.7042° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=33.6808&lon=-117.7042&mi=10
- Aircraft: N796SH, a cancelled registration (https://openairdocs.org/deregistered/N796SH-2012-10-03) (OpenAirDocs)
- Registry model: Robinson Helicopter R22 (registry code 7640102, https://openairdocs.org/model/robinson-helicopter-r22) (OpenAirDocs)
- Registry engine: Lycoming O-360 series (registry code 41575, https://openairdocs.org/engine/lycoming-o-360-series) (OpenAirDocs)
- Reported make and model: ROBSIN R22
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot flight hours: 459 total, 400 in this make and model, 36 in the last 90 days
- NTSB investigation: [NTSB WPR09CA448](https://openairdocs.org/ntsb/WPR09CA448) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20090914018089A

## Narrative

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

WHILE DEMONSTRATING AN AUTOROTATION GLIDE TO A STUDENT, THE PILOT/CFI ALLOWED THE RATE OF DESCENT TO BECOME EXCESSIVE WHICH CAUSED THE AIRCRAFT TO DESCEND LOWER THAN PLANNED.  UPON NOTICING THE RATE OF DESCENT/LOW ALTITUDE THE PILOT DETERMINED THERE WAS INSUFFICIENT ALTITUDE TO RECOVER AND DECIDED TO LAND, BEFORE TOUCHING DOWN ON AN ABANDONED STREET THE RIGHT SKID OF THE HELICOPTER CONTACTED A DIRT BERM CAUSING THE AIRCRAFT TO PITCH 90 DEGREES NOSE DOWN AND CONTACT THE GROUND, THE AIRCRAFT THEN ROLLED OVER AND WAS DESTROYED, BOTH OCCUPANTS SUSTAINED MINOR INJURIES.

## 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 WPR09CA448](https://openairdocs.org/ntsb/WPR09CA448), Sep 15, 2009: Robinson Helicopter R22 (N796SH), Irvine, CA, substantial damage. Probable cause: The flight instructor's failure to maintain an adequate airspeed and his delayed recovery action during the practice autorotation, which resulted in a hard landing.

## Other reports on N796SH (1)

Matched to the same aircraft by N-number and date.

- [Incident 20080916845439I](https://openairdocs.org/incident/20080916845439I), Sep 16, 2008: Robsin R22BETA (N796SH), Chino, CA, Minor damage. (-23) During student helicopter training, the helicopter struck a large bird on left downwind for Chino tower bravo. The instructor pilot contacted the tower…

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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