# NTSB investigations: Rolls-Royce 250-C20B, OR

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 WPR19LA122](https://openairdocs.org/ntsb/WPR19LA122.md): Bell 206 · Oakridge, OR · Accident · No injuries · Class 3 · Limited · Final report · Apr 26, 2019 · N206JH · Substantial damage
  > A total loss of engine power following the failure of a 3rd stage turbine blade due to low- and high-cycle fatigue.
- [NTSB WPR16LA020](https://openairdocs.org/ntsb/WPR16LA020.md): Bell 206B · Dallas, OR · Accident · Minor injuries · Limited investigation · Final report · Nov 2, 2015 · N22743 · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR11LA048](https://openairdocs.org/ntsb/WPR11LA048.md): MD Helicopter 369D · Salem, OR · Accident · Serious injuries · Limited investigation · Final report · Nov 15, 2010 · N155PH · Substantial damage
  > The pilot’s failure to maintain clearance between the longline and trees, which resulted in the longline snagging a tree and then recoiling into the main rotor blades and a subsequent loss of helicopter control.
- [NTSB SEA07LA147](https://openairdocs.org/ntsb/SEA07LA147.md): Hughes 369D · Troy, OR · Accident · Serious injuries · Limited investigation · Final report · Jun 6, 2007 · N48MP · No damage
  > The inadvertent entanglement of the crewmemeber's helmet's communication cord with the structure of the helicopter during the helicopter's ascent, which resulted in the crewmember being elevated above ground level before the helmet's cord separated, resulting…

## 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" = 'OR' 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 ('54385'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=54385&state=OR

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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.