# NTSB investigations: Robinson Helicopter R22 MARINER, FL

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 ERA22LA340](https://openairdocs.org/ntsb/ERA22LA340.md): Robinson Helicopter R22 Mariner · Hollywood, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 27, 2022 · N42WC · Substantial damage
  > Inadequate maintenance of the helicopter’s tail rotor blades, which resulted in a failure of the tail rotor drive system, and an inflight loss of yaw control from which the flight instructor was unable to recover.
- [NTSB ERA20LA310](https://openairdocs.org/ntsb/ERA20LA310.md): Robinson R22 · Fort Myers, FL · Accident · No injuries · Class 3 · Limited · Final report · Sep 6, 2020 · N194HC · Substantial damage
  > Foreign object damage of the turning tailrotor by a soft-bodied object, which resulted in the sudden stoppage of the tailrotor and the catastrophic failure of the tailrotor assembly and its mount structure.
- [NTSB ERA18LA140](https://openairdocs.org/ntsb/ERA18LA140.md): Robinson R22 · Panama City, FL · Accident · Minor injuries · Limited investigation · Final report · May 2, 2018 · N923SM · Substantial damage
  > The pilot's failure to properly remove and secure the tie-down ropes during the preflight inspection, which resulted in the ropes becoming entangled in the rotor head swashplate and pitch control rods during flight and the subsequent loss of pitch control.
- [NTSB MIA04LA113](https://openairdocs.org/ntsb/MIA04LA113.md): Robinson R 22 Mariner · Lantana, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2004 · N516PB · Substantial damage
  > The failure of the pilot-in-command to maintain recommended main rotor RPM following a reported total loss of engine power due to undetermined reasons, during a practice autorotation resulting in a hard landing and subsequent roll over.
- [NTSB MIA01LA101](https://openairdocs.org/ntsb/MIA01LA101.md): Robinson R22 · Okeechobee, FL · Accident · No injuries · Limited investigation · Final report · Mar 16, 2001 · N666BH · Substantial damage
  > an in-flight collision with the ground during a simulated engine failure, and autorotation, which resulted in the tailboom separating. A contributing factor in this accident was the pilot allowed the rotor rpm to decay which resulted in inadequate rotor rpm…
- [NTSB ATL00LA003](https://openairdocs.org/ntsb/ATL00LA003.md): Robinson R-22-MARINER · West Boca Raton, FL · Accident · Minor injuries · Limited investigation · Final report · Oct 25, 1999 · N2285Z · Substantial damage
  > The flight instructor's delayed response in taking remedial action during a practice autorotation. Factors were his inadequate planned approach and his improper use of powerplant controls.
- [NTSB MIA92LA031](https://openairdocs.org/ntsb/MIA92LA031.md): Robinson R22 Mariner · Ocala, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 17, 1991 · N4072U · Substantial damage
  > The pilot-in-command's improper use of collective control and throttle during recovery from an autorotation which resulted in loss of rotor RPM 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."eventStateOrRegion" = 'FL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640115'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7640115&state=FL

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