# NTSB investigations: Pratt & Whitney PT6A series, NV

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 WPR20LA246](https://openairdocs.org/ntsb/WPR20LA246.md): Air Tractor AT802 · Elgin, NV · Accident · 2 fatal · Class 3 · Limited · Final report · Jul 30, 2020 · N8510M · 2 aircraft · Destroyed
  > The trailing pilot’s failure to maintain separation from the lead airplane during a fire retardant deployment flight, which resulted in the trailing airplane flying through a plume of retardant and the trailing pilot’s subsequent loss of visibility that led…
- [NTSB WPR17LA177](https://openairdocs.org/ntsb/WPR17LA177.md): Air Tractor AT 802A · Wells, NV · Accident · No injuries · Limited investigation · Final report · Jul 31, 2017 · N70LA · Substantial damage
  > The pilot's failure to maintain directional control during a period of thermal activity, which led to a runway excursion and impact with terrain.
- [NTSB WPR13CA228](https://openairdocs.org/ntsb/WPR13CA228.md): Socata TBM 700 · Sandy Valley, NV · Accident · No injuries · Data collection · Final report · Apr 6, 2013 · N751J · Substantial damage
  > The pilot's failure to extend the landing gear, which resulted in a gear-up landing.
- [NTSB WPR12FA332](https://openairdocs.org/ntsb/WPR12FA332.md): Piaggio P180 · Henderson, NV · Accident · No injuries · Field investigation · Final report · Jul 28, 2012 · N146SL · Substantial damage
  > The failure of maintenance personnel to properly torque the elevator attachment hardware in accordance with the maintenance manual, which led to the detachment of the elevator. Contributing to the accident were maintenance personnel's failure to identify the…
- [NTSB WPR12CA069](https://openairdocs.org/ntsb/WPR12CA069.md): Cessna 208 · Mesquite, NV · Accident · Minor injuries · Data collection · Final report · Dec 17, 2011 · N275PM · Substantial damage
  > The pilot's improper preflight planning, which resulted in a loss of engine power due to fuel exhaustion.
- [NTSB LAX02FA108](https://openairdocs.org/ntsb/LAX02FA108.md): Beech E90 · Reno, NV · Accident · Serious injuries · Field investigation · Final report · Mar 14, 2002 · N948CC · Destroyed
  > The pilot's inadequate approach airspeed for the existing adverse meteorological conditions followed by his delayed remedial action to avert stalling and subsequent loss of airplane control. Contributing factors were the pilot's reduced visibility due to the…
- [NTSB LAX02LA034](https://openairdocs.org/ntsb/LAX02LA034.md): Air Tractor AT-401B · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Nov 30, 2001 · N9186J · 2 aircraft · No damage
  > the failure of the AT-401 pilot to maintain clearance with the AT-402 airplane during landing. Contributing factors were the unreliable communication radio in the AT-401, the AT-401 pilot's continued flight with known communication radio problems, and the…
- [NTSB LAX99TA274](https://openairdocs.org/ntsb/LAX99TA274.md): Air Tractor AT-802A · Elko, NV · Accident · No injuries · Final report · Aug 19, 1999 · N9190G · Substantial damage
  > The pilot's failure to maintain an adequate terrain/obstacle clearance altitude margin while engaged in fire fighting operations.
- [NTSB LAX97LA250](https://openairdocs.org/ntsb/LAX97LA250.md): de Havilland DHC-6-300 · Elko, NV · Accident · No injuries · Limited investigation · Final report · Jul 21, 1997 · N776BF · Substantial damage
  > The failure of maintenance personnel to correctly diagnose and correct a reoccurring nose gear steering problem, and the improperly tensioned nose wheel steering actuator cables which provided the pilot with an erroneous cockpit indication that the nose gear…

## 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."eventStateOrRegion" = 'NV' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52032&state=NV

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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.