# NTSB investigations: Robinson Helicopter R22 BETA: Loss of tail rotor effectiveness

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA22LA431](https://openairdocs.org/ntsb/ERA22LA431.md): Robinson Helicopter R-22 Beta · Nashville, TN · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 29, 2022 · N622MP · Substantial damage
  > A loss of tail rotor effectiveness while hovering in crosswind conditions resulting in the student pilot's loss of control of the helicopter, impact with terrain, and dynamic rollover.
- [NTSB CEN21LA389](https://openairdocs.org/ntsb/CEN21LA389.md): Robinson Helicopter R22 Beta · Arnaudville, LA · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 27, 2021 · N827SH · Substantial damage
  > The loss of tail rotor drive due to a fatigue failure of the tail rotor gearbox output shaft, which resulted in a loss of control during landing.
- [NTSB GAA18CA508](https://openairdocs.org/ntsb/GAA18CA508.md): Robinson R22 · Corvallis, OR · Accident · Minor injuries · Data collection · Final report · Aug 24, 2018 · N4085T · Substantial damage
  > The student helicopter pilot’s inadequate torque pedal application during practice approaches with a tailwind, which resulted in a loss of yaw control and a subsequent hard landing.
- [NTSB GAA17CA376](https://openairdocs.org/ntsb/GAA17CA376.md): Robinson Helicopter R22 · Kelso, WA · Accident · No injuries · Data collection · Final report · Jun 30, 2017 · N8361N · Substantial damage
  > The flight instructor’s delayed remedial action, which resulted in a loss of helicopter control due to a loss of tail rotor effectiveness.
- [NTSB GAA16CA296](https://openairdocs.org/ntsb/GAA16CA296.md): Robinson Helicopter R22 · Cahokia/St. Louis, IL · Accident · No injuries · Data collection · Final report · Jun 7, 2016 · N931SH · Substantial damage
  > The flight instructor's delayed remedial action and his failure to remain vigilant as the helicopter entered the weathercock stability region, in gusting wind conditions, resulting in loss of tail rotor effectiveness and ground impact.
- [NTSB WPR16LA056](https://openairdocs.org/ntsb/WPR16LA056.md): Robinson Helicopter R22 · Las Vegas, NV · Accident · Minor injuries · Limited investigation · Final report · Jan 22, 2016 · N7020U · Substantial damage
  > The loss of helicopter control as a result of the loss of tail rotor effectiveness.
- [NTSB CEN13LA148](https://openairdocs.org/ntsb/CEN13LA148.md): Robinson R22 Beta II · Gillett, TX · Accident · Serious injuries · Limited investigation · Final report · Feb 1, 2013 · N3059Q · Substantial damage
  > A loss of tail rotor effectiveness while manuevering at low altitude.
- [NTSB ERA12LA282](https://openairdocs.org/ntsb/ERA12LA282.md): Robinson Helicopter R22 Beta · Farmington, CT · Accident · Serious injuries · Limited investigation · Final report · Apr 14, 2012 · N1152W · Substantial damage
  > The pilot's inadequate compensation for wind during a high-power, low-speed downwind turn, which resulted in a loss of control due to loss of tail rotor effectiveness and settling with power. Contributing to the accident was the pilot’s decision to land…
- [NTSB ERA11LA409](https://openairdocs.org/ntsb/ERA11LA409.md): Robinson Helicopter R22 Beta · Dayton, NJ · Accident · Serious injuries · Limited investigation · Final report · Jul 20, 2011 · N83509 · Substantial damage
  > The pilot's inadequate compensation for wind during an out-of-ground-effect hover, which resulted in a loss of control due to settling with power and loss of tail rotor effectiveness.
- [NTSB WPR11CA264](https://openairdocs.org/ntsb/WPR11CA264.md): Robinson Helicopter R22 Beta · Prescott, AZ · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N334DC · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and failure to maintain directional control of the helicopter during taxi, resulting in a loss of tail rotor effectiveness and a subsequent hard landing.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640110', '7640103')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '242' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/242/sequence?model=7640110

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.