# NTSB investigations: Pratt & Whitney Canada PT6A-60A: Loss of control - on ground/water

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 CHI06LA062](https://openairdocs.org/ntsb/CHI06LA062.md): Beech A100 · Sault Ste Marie, MI · Accident · No injuries · Limited investigation · Final report · Jan 5, 2006 · N700NC · Substantial damage
  > The inadequate in-flight decision to continue the approach to land, directional control not maintained, and the contaminated runway. Contributing factors were flight to destination alternate not performed, a notice to airman not issued by airport personnel…
- [NTSB ANC05LA025](https://openairdocs.org/ntsb/ANC05LA025.md): de Havilland DHC-6-200 · Toksook Bay, AK · Accident · No injuries · Limited investigation · Final report · Jan 27, 2005 · N201EH · Substantial damage
  > The pilot's inadequate compensation for the gusty crosswind wind condition, which resulted in a loss of control during the landing roll, and the collapse of the nose landing gear. Factors associated with the accident were the crosswind and wind gusts.
- [NTSB SEA02LA029](https://openairdocs.org/ntsb/SEA02LA029.md): Pilatus PC-12 · Sunriver, OR · Accident · No injuries · Limited investigation · Final report · Dec 29, 2001 · N852AL · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll. An icy runway and a snow bank were factors.
- [NTSB IAD96LA133](https://openairdocs.org/ntsb/IAD96LA133.md): Piper PA-31T · Pottstown, PA · Accident · No injuries · Limited investigation · Final report · Aug 14, 1996 · N163SA · Substantial damage
  > The pilot's failure to maintain directional control during takeoff/ground run resulting in in-flight collision with a fence. Related factors were the pilot's poor planning/decision making, and the fog.
- [NTSB FTW95LA014](https://openairdocs.org/ntsb/FTW95LA014.md): Air Tractor AT-502 · Lamesa, TX · Accident · No injuries · Limited investigation · Final report · Oct 10, 1994 · N133HF · Substantial damage
  > The loss of directional control on the ground and the pilot's inadvertent ground loop. A factor was the failure by the pilot of the conflicting traffic on the runway to maintain proper traffic separation.
- [NTSB FTW89DRA04](https://openairdocs.org/ntsb/FTW89DRA04.md): Air Tractor AT-502 · Ganado, TX · Accident · No injuries · Final report · Apr 19, 1989 · N7320C · Substantial damage
  > Loss of directional control for an unknown reason.
- [NTSB DEN89LA058](https://openairdocs.org/ntsb/DEN89LA058.md): Piper PA-31T · Craig, CO · Accident · No injuries · Limited investigation · Final report · Jan 6, 1989 · N82290 · Substantial damage
  > Unsuitable terrain (runway condition) selected by the pilot. Factors related to the accident were: the adverse weather conditions, inadequate removal of snow from the runway by airport personnel, uneven snow covered runway, lack of visual perception by the…
- [NTSB NYC87LA018](https://openairdocs.org/ntsb/NYC87LA018.md): Beech E-90 · Beverly, MA · Accident · Minor injuries · Limited investigation · Final report · Oct 14, 1986 · N195B · Substantial damage
  > The Beech king air E-90 was observed to break out of the clouds in a steep descent, land long and run off the departure end of the 4637 ft runway. The aircraft received substantial damage and the crew of 2 and 6 passengers received minor injuries. The…
- [NTSB ANC84MA037](https://openairdocs.org/ntsb/ANC84MA037.md): Embraer EM-110P1 · Cordova, AK · Accident · No injuries · Major investigation · Final report · Feb 22, 1984 · N103VA · Substantial damage
  > During a landing at night, the acft touched down slightly left of the rwy centerline, which was not visible, & began veering to the left. The plt reported that the acft did not respond to rudder inputs, rudder tiller inputs or differential reverse thrust. It…

## 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 ('52043', '51999')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52043&occurrence=260

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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.