# NTSB investigations: Allison 250 SER 317HP, 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 CEN14LA465](https://openairdocs.org/ntsb/CEN14LA465.md): Bell 206B · Spring, TX · Accident · No injuries · Limited investigation · Final report · Jul 30, 2014 · N866H · Substantial damage
  > The pilot's distraction by a cell phone call, which led to his failure to perform an exterior check of the helicopter and resulted in a tie-down strap remaining attached to the main rotor during the engine start.
- [NTSB DFW06LA197](https://openairdocs.org/ntsb/DFW06LA197.md): Bell 206L-1 · Ozona, TX · Accident · No injuries · Limited investigation · Final report · Aug 12, 2006 · N601GM · Substantial damage
  > The pilot's selection of an unsuitable terrain for landing. A contributing factor was the lack of suitable terrain.
- [NTSB FTW81FRG25](https://openairdocs.org/ntsb/FTW81FRG25.md): Hiller Acft FH1100 · Bastrop, TX · Accident · Serious injuries · Closed · Mar 16, 1981 · N5065F · Substantial damage

## 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 ('03011'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03011&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.