# NTSB investigations: AiResearch TPE331 series, 2009

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 CEN10FA028](https://openairdocs.org/ntsb/CEN10FA028.md): Beech B100 · Benavides, TX · Accident · 4 fatal · Field investigation · Final report · Oct 26, 2009 · N729MS · Destroyed
  > The pilot's failure to avoid severe weather, and the air traffic controller's failure to provide adverse weather avoidance assistance, as required by Federal Aviation Administration directives, both of which led to the airplane's encounter with a severe…
- [NTSB ANC09LA104](https://openairdocs.org/ntsb/ANC09LA104.md): CASA 212-200 · Savoonga, AK · Accident · No injuries · Limited investigation · Final report · Sep 18, 2009 · N349TA · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in a gusting crosswind.
- [NTSB WPR09CA358](https://openairdocs.org/ntsb/WPR09CA358.md): Wsk-Pzl Meilec PZL M18B · Rockland, ID · Accident · Minor injuries · Data collection · Final report · Jul 20, 2009 · N7813T · Substantial damage
  > The pilot's failure to maintain clearance from the terrain during an aerial application reversal turn.
- [NTSB CEN09LA415](https://openairdocs.org/ntsb/CEN09LA415.md): Cessna 441 · Albuquerque, NM · Accident · No injuries · Limited investigation · Final report · Jul 3, 2009 · N988AE · Substantial damage
  > A malfunction of the landing gear selector switch and a loose fitting on the emergency extension system which rendered the landing gear system inoperable.
- [NTSB CEN09LA403](https://openairdocs.org/ntsb/CEN09LA403.md): Ayres S2R-G6 · Ainsworth, IA · Accident · Serious injuries · Limited investigation · Final report · Jul 1, 2009 · N60015 · Substantial damage
  > A component failure of the fuel control unit, which resulted in a loss of engine power.
- [NTSB CEN09LA388](https://openairdocs.org/ntsb/CEN09LA388.md): Beech B100 · Rapid City, SD · Accident · Serious injuries · Limited investigation · Final report · Jun 15, 2009 · N4490M · No damage
  > The flight crewmembers’ failure to secure the patient using the available over-the-shoulder restraints and the encounter with clear-air turbulence during cruise descent.
- [NTSB ERA09CA298](https://openairdocs.org/ntsb/ERA09CA298.md): Ayres S2R-G1 · Bald Eagle, PA · Accident · Serious injuries · Data collection · Final report · May 21, 2009 · N6134T · Substantial damage
  > The pilot's failure to maintain clearance from a power line.

## 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") = 2009
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('01514', '01517'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=01514&year=2009

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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.