# NTSB investigations: Pratt & Whitney Canada PT6A-65AG: Controlled flight into terr/obj (CFIT)

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 GAA17CA454](https://openairdocs.org/ntsb/GAA17CA454.md): Air Tractor AT 802 · Trumann, AR · Accident · Serious injuries · Data collection · Final report · Jul 25, 2017 · N802DL · Substantial damage
  > The pilot’s improper decision to continue flight in deteriorating weather conditions, which resulted in collision with the ground.
- [NTSB GAA17CA117](https://openairdocs.org/ntsb/GAA17CA117.md): Air Tractor AT 802 · Vernon, UT · Accident · No injuries · Data collection · Final report · Jan 17, 2017 · N20361 · Substantial damage
  > The pilot’s failure to maintain clearance from mountainous terrain.
- [NTSB CEN13LA424](https://openairdocs.org/ntsb/CEN13LA424.md): Air Tractor AT-802A · Huntingburg, IN · Accident · Serious injuries · Limited investigation · Final report · Jul 19, 2013 · N86BM · Destroyed
  > The pilot's failure to maintain clearance from a power line during an aerial application maneuver. Contributing to the accident was the pilot's failure to identify potential obstructions in the area before beginning low-altitude maneuvers.
- [NTSB CEN11CA294](https://openairdocs.org/ntsb/CEN11CA294.md): Air Tractor AT-802A · Horseshoe Lake, AR · Accident · Minor injuries · Data collection · Final report · Apr 17, 2011 · N42015 · Substantial damage
  > The pilot's failure to maintain clearance from the tower due to his inadequate visual lookout.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52109')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '120'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/120/cases?engine=52109

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