# Accident 20070525019479A: Robsin R22BETA, Nashua, NH, May 25, 2007

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 25, 2007, 13:51 local time
- Place: Nashua, NH
- Airport: Boire Field
- Damage: Substantial damage
- Phase of flight: Ground Taxi, Other Airplane
- Operating rules: General operating rules (Part 91)
- Location: 42.7817° N, 71.5147° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=42.7817&lon=-71.5147&mi=10
- Aircraft: N302CH, a cancelled registration (https://openairdocs.org/deregistered/N302CH-2013-12-05) (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: 351 total, 351 in this make and model, 60 in the last 90 days
- NTSB investigation: [NTSB NYC07CA128](https://openairdocs.org/ntsb/NYC07CA128) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20070525019479A

## Narrative

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

(-23) AFTER A DOWNWIND AIR TAXI, THE CONTROLS BECAME MUSHY AND THE HELICOPTER SETTLED INTO THE GROUND. THERE ARE NO REPORTS OF ANY PRE-IMPACT MALFUNCTIONS WITH THE HELICOPTER. ESTIMATED ALTITUDE WAS 30-50 FEET, AIRSPEED 25 KTS. WINDS WERE REPORTED 330211G16. HELICOPTER WAS BACK TAXIING TO APPROACH END OF RUNWAY 32, OPERATING BESIDE THE RUNWAY. WHILE APPROACHING END OF RUNWAY, STUDENT (MANIPULATING CONTROLS) INITIATED SPEED SLOW DOWN AND DESCENT. INSTRUCTOR ATTEMPTED PEDAL TURN, HOWEVER TAIL ROTOR WAS INEFFECTIVE. INSTRUCTOR REALIGNED HELICOPTER WITH DIRECTION OF TRAVEL PRIOR TO IMPACT. AIRCRAFT DUG INTO GROUND, STOOD ON ITS NOSE, THEN ROLLED OVER ON ITS SIDE. BLADES BENT/BROKEN, BOTH FIREWALLS WRINKLED, ALL PLEXIGLASS BROKEN, TAIL BOOM BROKEN OFF AND SNAPPED APPROX MID LENGTH WITH BLACK PAINT TRANSFER FROM M.R. BLADES.

## 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 NYC07CA128](https://openairdocs.org/ntsb/NYC07CA128), May 25, 2007: Robinson R22 Beta (N302CH), Nashua, NH, substantial damage. Probable cause: The flight instructor's inadvertent entry into a vortex ring state (settling with power). Factors to the accident was the tailwind.

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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