# NTSB investigations: Pratt & Whitney Canada PT6A-60A, 2016

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 WPR17LA042](https://openairdocs.org/ntsb/WPR17LA042.md): Air Tractor AT 602 · Willows, CA · Accident · No injuries · Limited investigation · Final report · Dec 27, 2016 · N602L · Substantial damage
  > The decision of the maintenance facility mechanic to conduct maintenance without reference to the applicable manufacturer’s guidance, which resulted in the improper reassembly and subsequent failure of the engine compressor bleed valve, which in turn…
- [NTSB CEN17LA043](https://openairdocs.org/ntsb/CEN17LA043.md): Beech 200 · Moorhead, MN · Accident · Minor injuries · Limited investigation · Final report · Nov 23, 2016 · N80RT · Substantial damage
  > The pilot's failure to attain a positive climb rate during an attempted missed approach in night instrument meteorological conditions that were at/near approach minimums, which resulted in controlled flight into terrain.
- [NTSB WPR17FA024](https://openairdocs.org/ntsb/WPR17FA024.md): Piper PA 31T · Elko, NV · Accident · 4 fatal · Field investigation · Final report · Nov 19, 2016 · N779MF · Destroyed
  > A loss of engine power to the left engine for reasons that could not be determined due to the extensive fire and impact damage to the airplane.
- [NTSB CEN17LA029](https://openairdocs.org/ntsb/CEN17LA029.md): Beech 100 · Jeffersonville, IN · Accident · No injuries · Limited investigation · Final report · Oct 30, 2016 · N411HA · Substantial damage
  > The pilot’s inadequate preflight planning, his decision to take off knowing the airplane was over its gross takeoff weight, and his failure to abort the takeoff after he realized that the airplane was not accelerating as expected, which resulted in a runway…
- [NTSB WPR16LA155](https://openairdocs.org/ntsb/WPR16LA155.md): Beech C 99 · Spanish Fork, UT · Accident · No injuries · Limited investigation · Final report · Aug 2, 2016 · N234AV · Substantial damage
  > An in-flight collision with power lines.
- [NTSB GAA16CA321](https://openairdocs.org/ntsb/GAA16CA321.md): Air Tractor AT 502 · Delhi, LA · Accident · No injuries · Data collection · Final report · Jun 15, 2016 · N1002L · Substantial damage
  > The pilot's inability to maintain directional control during the landing roll as a result of a piece of concrete from the runway impacting the right main landing gear brake during the landing roll, resulting in a right brake failure and a ground loop.
- [NTSB CEN16LA208](https://openairdocs.org/ntsb/CEN16LA208.md): Air Tractor AT-502 · Ropesville, TX · Accident · Serious injuries · Limited investigation · Final report · Jun 6, 2016 · N10325 · Destroyed
  > The pilot's failure to maintain airspeed and his exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall while maneuvering.
- [NTSB GAA16CA184](https://openairdocs.org/ntsb/GAA16CA184.md): Dehavilland DHC 6 Twin Otter · Fentress, TX · Accident · No injuries · Data collection · Final report · Apr 9, 2016 · N122PM · Substantial damage
  > The pilot's failure to maintain directional control during the aborted landing in gusty crosswind conditions, which resulted in a runway excursion and a collision with a tree.

## 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") = 2016
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52043', '51999'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52043&year=2016

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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.