# NTSB investigations: U/A Canada PT6A series, 2011

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 ANC11TA031](https://openairdocs.org/ntsb/ANC11TA031.md): Beech B200 · Atqasuk, AK · Accident · Minor injuries · Final report · May 16, 2011 · N786SR · Substantial damage
  > The pilot did not maintain sufficient airspeed during an instrument approach in icing conditions, which resulted in an aerodynamic stall and loss of control. Contributing to the accident were the pilot’s fatigue, the operator’s decision to initiate the flight…
- [NTSB CEN11LA251](https://openairdocs.org/ntsb/CEN11LA251.md): Cessna 425 · Canadian, TX · Accident · Minor injuries · Limited investigation · Final report · Mar 28, 2011 · N410VE · Substantial damage
  > The pilot’s continuation of the approach with excessive airspeed, which resulted in a hard landing and a loss of directional control.
- [NTSB CEN11IA180](https://openairdocs.org/ntsb/CEN11IA180.md): Hawker Beechcraft C90 · Evansville, IN · Incident · No injuries · Incident investigation · Final report · Feb 9, 2011 · N2057C · Minor damage
  > The peel chip-type failure of the co-pilot's window during initial climb.

## 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") = 2011
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('61508'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=61508&year=2011

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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.