# NTSB investigations: Pratt & Whitney PT6A series, 2018

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 GAA19CA078](https://openairdocs.org/ntsb/GAA19CA078.md): Air Tractor AT 502 · Americus, GA · Accident · No injuries · Data collection · Final report · Nov 28, 2018 · N843WA · Substantial damage
  > The pilot's failure to see and avoid a power line during an agricultural application flight.
- [NTSB WPR19IA030](https://openairdocs.org/ntsb/WPR19IA030.md): Cessna 208 · Bakersfield, CA · Incident · Minor injuries · Class 3 · Incident · Final report · Nov 24, 2018 · N781FE · No damage
  > The pilot's loss of consciousness while taxiing due to an accumulation of toxic levels of carbon dioxide gas inside the airplane as a result of dry ice sublimation. Also causal was the pilot's decision to fly the airplane in an unventilated configuration, the…
- [NTSB CEN19FA003](https://openairdocs.org/ntsb/CEN19FA003.md): Air Tractor AT502 · Placedo, TX · Accident · 1 fatal · Field investigation · Final report · Oct 12, 2018 · N6135P · Destroyed
  > The pilot's failure to maintain clearance from the antenna tower, a known obstruction, during the agricultural application flight. Contributing to the accident was glare from the sun which hindered the pilot's ability to see and avoid the antenna tower.
- [NTSB GAA19CA010](https://openairdocs.org/ntsb/GAA19CA010.md): Air Tractor AT 402 · Crowley, LA · Accident · No injuries · Data collection · Final report · Oct 8, 2018 · N1500E · Substantial damage
  > The pilot's selection of unsuitable terrain for takeoff, which resulted in a collision with vegetation and a subsequent loss of directional control.
- [NTSB GAA18CA528](https://openairdocs.org/ntsb/GAA18CA528.md): Beech 200 · Burbank, CA · Accident · No injuries · Data collection · Final report · Sep 3, 2018 · N97WC · Substantial damage
  > The flight instructor's and pilot receiving instruction's failure to maintain clearance from a tree while taxiing.
- [NTSB WPR18LA234](https://openairdocs.org/ntsb/WPR18LA234.md): Air Tractor AT 400 · Grand Forks, ND · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 21, 2018 · N7300M · Substantial damage
  > The loss of engine power while maneuvering due to the failure of the power turbine blade assembly for reasons that could not be determined based on available evidence.
- [NTSB GAA18CA476](https://openairdocs.org/ntsb/GAA18CA476.md): Air Tractor AT502 · Louise, MS · Accident · No injuries · Data collection · Final report · Jul 30, 2018 · N205SK · Substantial damage
  > The pilot's improper landing flare, which resulted in a hard, bounced landing and a subsequent loss of directional control.
- [NTSB CEN18FA263](https://openairdocs.org/ntsb/CEN18FA263.md): Air Tractor AT-602 · Wheatley, AR · Accident · 1 fatal · Field investigation · Final report · Jul 11, 2018 · N8508P · Destroyed
  > The pilot's failure to maintain clearance from terrain for reasons that could not be determined based on the available evidence.
- [NTSB CEN18LA249](https://openairdocs.org/ntsb/CEN18LA249.md): Air Tractor AT502 · Tappen, ND · Accident · No injuries · Limited investigation · Final report · Jun 28, 2018 · N502S · Substantial damage
  > The partial loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB CEN18FA201](https://openairdocs.org/ntsb/CEN18FA201.md): Ayres S2R · El Reno, OK · Accident · 1 fatal · Field investigation · Final report · May 30, 2018 · N2249B · Destroyed
  > The pilot's failure to maintain clearance from tower guy wires while maneuvering during an aerial application flight.
- [NTSB CEN18LA194](https://openairdocs.org/ntsb/CEN18LA194.md): Air Tractor AT 502B · Qulin, MO · Accident · No injuries · Limited investigation · Final report · May 27, 2018 · N6180J · Substantial damage
  > The pilot’s improper weight-and-balance calculations and his decision to take off with the airplane at a high gross weight in high density altitude conditions, which resulted in an attempted takeoff that exceeded the airplane’s performance capability. Also…
- [NTSB GAA18CA309](https://openairdocs.org/ntsb/GAA18CA309.md): Air Tractor AT 402 · Nicolaus, CA · Accident · No injuries · Data collection · Final report · May 19, 2018 · N5128N · Substantial damage
  > The pilot’s failure to maintain adequate clearance from a power transmission wire.
- [NTSB GAA18CA187](https://openairdocs.org/ntsb/GAA18CA187.md): Beech 99 · King Salmon, AK · Accident · No injuries · Data collection · Final report · Mar 29, 2018 · N31TN · Substantial damage
  > The pilot’s failure to maintain an adequate approach path and runway centerline during the initial landing, which resulted in a hard landing to the left of the runway and damage to the landing gear and wing.
- [NTSB CEN18FA101](https://openairdocs.org/ntsb/CEN18FA101.md): Socata TBM 700 · Evanston, WY · Accident · 2 fatal · Field investigation · Final report · Feb 18, 2018 · N700VX · Destroyed
  > The pilot's loss of control due to spatial disorientation.
- [NTSB GAA18CA137](https://openairdocs.org/ntsb/GAA18CA137.md): Beech C90 · Montague, CA · Accident · No injuries · Data collection · Final report · Feb 12, 2018 · N118MF · Substantial damage
  > The failure of pilot to extend the landing gear during landing.

## 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") = 2018
  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&year=2018

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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.