# NTSB investigations: Robinson Helicopter R22: Roll over

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 LAX07CA041](https://openairdocs.org/ntsb/LAX07CA041.md): Robinson R22 Beta II · Tulare, CA · Accident · No injuries · Data collection · Final report · Feb 27, 2007 · N199K · Substantial damage
  > The student pilot's improper use of the collective and cyclic control, which induced a dynamic rollover. Also causal was the certificated flight instructor's inadequate supervision and delayed remedial action.
- [NTSB CHI02CA296](https://openairdocs.org/ntsb/CHI02CA296.md): Robinson R-22 · Maryland Height, MO · Accident · No injuries · Data collection · Final report · Sep 10, 2002 · N8372B · Substantial damage
  > Dynamic rollover due to the flight instructor's improper control inputs and the flight instructor's unsuccessful remedial actions. A contributing factor is the passenger's inadvertent movement of the cyclic control.
- [NTSB NYC01LA087](https://openairdocs.org/ntsb/NYC01LA087.md): Robinson R-22 · Islip, NY · Accident · Minor injuries · Limited investigation · Final report · Mar 10, 2001 · N9077F · Substantial damage
  > The certified flight instructor’s inadequate supervision and delayed remedial action, which resulted in a roll-over. Factors in this accident were the crosswind condition and soft landing area.
- [NTSB IAD97LA037](https://openairdocs.org/ntsb/IAD97LA037.md): Robinson R22 HP · Islip, NY · Accident · No injuries · Limited investigation · Final report · Dec 22, 1996 · N8414H · Substantial damage
  > The students pilot's failure to maintain control of the helicopter and the instructor's inadequate supervision of the flight.
- [NTSB LAX95LA174](https://openairdocs.org/ntsb/LAX95LA174.md): Robinson R-22 · Long Beach, CA · Accident · No injuries · Limited investigation · Final report · Apr 29, 1995 · N9067B · Substantial damage
  > the pilot's misjudged landing flare. A factor in the accident was the illusion of a lower than actual altitude created by the high vegetation which led the pilot to flare early.
- [NTSB BFO94LA020](https://openairdocs.org/ntsb/BFO94LA020.md): Robinson R-22 · Rockland, ME · Accident · No injuries · Limited investigation · Final report · Nov 27, 1993 · N8380J · Substantial damage
  > 1) The pilot's failure to maintain adequate rotor RPM, 2) the pilot's failure to maintain directional control on landing, resulting in a dynamic rollover.
- [NTSB NYC85LA221](https://openairdocs.org/ntsb/NYC85LA221.md): Robinson R22 · Ronkonkoma, NY · Accident · No injuries · Limited investigation · Final report · Aug 24, 1985 · N90773 · Substantial damage
  > During a local training flight the student was attempting a lift off and began to drift to the left. The students control input was to the left aggravating the situation. The instructor took control of the aircraft however the roll over had progressed to an…
- [NTSB FTW82DA381](https://openairdocs.org/ntsb/FTW82DA381.md): Robinson R-22 · Austin, TX · Accident · Minor injuries · Final report · Sep 15, 1982 · N9065D · Substantial damage
  > During practice autorotation with power recovery student was late in applying power and aircraft touched down and rolled over. Instructor tried to recover but was also too late in application of remedial action.
- [NTSB LAX82DA133](https://openairdocs.org/ntsb/LAX82DA133.md): Robinson R-22 · Mesa, AZ · Accident · No injuries · Final report · Apr 10, 1982 · N90736 · Substantial damage
  > After landing in a practice area the instructor told the student to pick the helicopter up to a hover. The aircraft lifted off the ground to approximately 5 feet and yawed to the right 45 degrees. As the instructor applied left pedal and lowered collective…

## 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 ('7640102')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 380))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7640102&occurrence=380

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