# NTSB investigations: Allison 250 series, 2016

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 CEN16LA335](https://openairdocs.org/ntsb/CEN16LA335.md): Cessna U206G · Cave-In-Rock, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 25, 2016 · N891LL · Substantial damage
  > A total loss of engine power due to air entering the fuel system for reasons that could not be determined based on available information. Contributing to the accident was the pilot’s inability to restart the engine due to the check valve assembly design.
- [NTSB CEN16LA330](https://openairdocs.org/ntsb/CEN16LA330.md): Hiller UH 12D · Cokeville, WY · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 2016 · N97TH · Substantial damage
  > Failure of the control rotor cuff due to fatigue.
- [NTSB GAA16CA293](https://openairdocs.org/ntsb/GAA16CA293.md): Bell 47G · Hastings, MN · Accident · No injuries · Data collection · Final report · Jun 8, 2016 · N25LB · Substantial damage
  > The pilot's failure to attain a positive rate of climb during takeoff from a service truck, which resulted in an impact with terrain and substantial damage to the tail boom and fuselage.

## 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 year(c."eventDate") = 2016
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03014', '03019'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03014&year=2016

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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.