# NTSB investigations: Air Tractor AT-802A: Loss of control on ground

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 CEN23LA334](https://openairdocs.org/ntsb/CEN23LA334.md): Air Tractor AT802 · Aberdeen, SD · Accident · No injuries · Class 3 · Limited · Final report · Jul 27, 2023 · N8503W · Substantial damage
  > The pilot's failure to maintain directional control while taxiing with a quartering tailwind, which resulted in a ground loop.
- [NTSB CEN22LA386](https://openairdocs.org/ntsb/CEN22LA386.md): Air Tractor AT-802A · Onalaska, TX · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2022 · N830DA · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff from a lake in gusting wind conditions.
- [NTSB ANC20LA069](https://openairdocs.org/ntsb/ANC20LA069.md): Air Tractor AT802 · Birch Creek, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 14, 2020 · N80166 · Substantial damage
  > A loss of control for undetermined reasons while on the surface of the water during scoop operations in support of wildland firefighting operations.
- [NTSB GAA19CA289](https://openairdocs.org/ntsb/GAA19CA289.md): Air Tractor AT802 · Fisher, AR · Accident · No injuries · Data collection · Final report · May 27, 2019 · N802WW · Substantial damage
  > The pilot's failure to maintain directional control during takeoff in gusting wind conditions, which resulted in a runway excursion and impact with a ditch.
- [NTSB CEN17LA309](https://openairdocs.org/ntsb/CEN17LA309.md): Air Tractor AT-802A · Galesburg, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2017 · N528MB · Substantial damage
  > A total loss of engine power due to the fracture of a single 1st stage compressor rotor airfoil in high-cycle fatigue as a result of the erosion and thinning of the airfoil's leading edge. Contributing to the fractured airfoil and loss of engine power was the…
- [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 GAA17CA323](https://openairdocs.org/ntsb/GAA17CA323.md): Air Tractor AT 802 · Prosser, WA · Accident · No injuries · Data collection · Final report · Jun 5, 2017 · N802NB · Substantial damage
  > The pilot’s abrupt maneuver to avoid hay bales during the takeoff roll, which resulted in a loss of directional control.
- [NTSB GAA17CA164](https://openairdocs.org/ntsb/GAA17CA164.md): Air Tractor AT 802 · Prentiss, MS · Accident · No injuries · Data collection · Final report · Feb 28, 2017 · N422BR · Substantial damage
  > The pilot's decision to take off with a gusting tailwind and his subsequent failure to maintain directional control.
- [NTSB GAA16CA313](https://openairdocs.org/ntsb/GAA16CA313.md): Air Tractor AT 802 · Cairo, IL · Accident · No injuries · Data collection · Final report · Jun 12, 2016 · N20361 · Substantial damage
  > The pilot's failure to ensure that the tailwheel pin was in the locked position prior to the takeoff roll, resulting in a runway excursion, ground loop, and substantial damage.

## 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.aircraft_model_code IN ('0390308')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '230' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/230/sequence?model=0390308

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