# NTSB investigations: Pratt & Whitney Canada PT6A-34AG, 2019

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 GAA19CA502](https://openairdocs.org/ntsb/GAA19CA502.md): Air Tractor AT502 · Onida, SD · Accident · No injuries · Data collection · Final report · Aug 16, 2019 · N500KA · Substantial damage
  > The pilot's failure to maintain clearance from power wires during agricultural application operations.
- [NTSB GAA19CA480](https://openairdocs.org/ntsb/GAA19CA480.md): Air Tractor AT502 · Waco, NE · Accident · No injuries · Data collection · Final report · Aug 4, 2019 · N730JD · Substantial damage
  > The pilot's failure to maintain clearance from wires during an agricultural application flight.
- [NTSB GAA19CA339](https://openairdocs.org/ntsb/GAA19CA339.md): Air Tractor AT502 · San Benito, TX · Accident · No injuries · Data collection · Final report · Jun 13, 2019 · N103CK · Substantial damage
  > The pilot's improper decision to take off with the airplane near its maximum allowable gross takeoff weight and his subsequent exceedance of the airplane's critical angle of attack during takeoff, which resulted in an aerodynamic stall.

## 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") = 2019
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52251'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52251&year=2019

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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.