# NTSB investigations: Rolls-Royce 250-C300/A1, TX

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 CEN26LA203](https://openairdocs.org/ntsb/CEN26LA203.md): Robinson Helicopter R66 · Fort Worth, TX · Accident · Serious injuries · Class 4 · Limited · Final report · May 27, 2026 · N5488H · Substantial damage
  > The flight instructor’s delayed remedial action and the student pilot’s failure to maintain helicopter control during hover.
- [NTSB CEN26LA153](https://openairdocs.org/ntsb/CEN26LA153.md): Robinson Helicopter R66 · Arlington, TX · Accident · No injuries · Class 4 · Limited · Final report · Mar 27, 2026 · N4059A · Substantial damage
  > The pilot’s failure to maintain clearance from terrain during the hover taxi.
- [NTSB CEN26LA119](https://openairdocs.org/ntsb/CEN26LA119.md): Robinson Helicopter R66 · Graford, TX · Accident · No injuries · Class 4 · Limited · Final report · Feb 19, 2026 · N940BH · Substantial damage
  > The pilot’s failure to maintain sufficient rotor speed during a practice autorotation to soft terrain which resulted in a loss of control and roll over.
- [NTSB GAA16CA290](https://openairdocs.org/ntsb/GAA16CA290.md): Robinson Helicopter R66 · Beaumont, TX · Accident · No injuries · Data collection · Final report · Jun 7, 2016 · N38SL · Substantial damage
  > The non-pilot owner's decision to start the helicopter while awaiting the pilot's arrival, which resulted in a loss of yaw control and a rollover.

## 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" = 'TX' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('54232'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=54232&state=TX

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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.