# NTSB investigations: AiResearch TPE331 series: 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 WPR26LA080](https://openairdocs.org/ntsb/WPR26LA080.md): Fairchild SA227-AC · Prescott, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jan 13, 2026 · N370AE · Substantial damage
  > On January 13, 2026, about 0624 mountain standard time, a Fairchild SA227-AC airplane, N370AE, was substantially damaged when it was involved in an accident near Prescott Municipal Airport (PRC), Prescott, Arizona. The pilot was not injured. The airplane was…
- [NTSB WPR24LA165](https://openairdocs.org/ntsb/WPR24LA165.md): Grumman Acft ENG Cor-Schweizer G-164A · Rome, OR · Accident · No injuries · Class 4 · Limited · Final report · May 26, 2024 · N9853 · Substantial damage
  > The pilot’s failure to maintain airplane control during landing.
- [NTSB WPR20LA172](https://openairdocs.org/ntsb/WPR20LA172.md): Ayres S2R · Imperial, CA · Accident · No injuries · Class 3 · Limited · Final report · May 9, 2020 · N2245S · Substantial damage
  > The pilot's loss of control during a landing roll due to a failure of the main O-ring in the right brake assembly, which resulted in a loss of brake pressure and subsequent brake failure.
- [NTSB CEN20LA125](https://openairdocs.org/ntsb/CEN20LA125.md): Mitsubishi MU 2B-40 · Chilton, WI · Accident · No injuries · Class 3 · Limited · Final report · Jan 29, 2020 · N425GZ · Substantial damage
  > The pilot's decision to land on the turf runway with insufficient landing performance and his subsequent loss of control during the landing roll.
- [NTSB GAA18CA098](https://openairdocs.org/ntsb/GAA18CA098.md): Swearingen SA227 · Rock Springs, WY · Accident · No injuries · Data collection · Final report · Jan 11, 2018 · N561UP · Substantial damage
  > The pilot's failure to maintain directional control while taxiing in gusting tailwind conditions.
- [NTSB WPR17LA030](https://openairdocs.org/ntsb/WPR17LA030.md): Aero Commander 690 · Scottsdale, AZ · Accident · No injuries · Limited investigation · Final report · Dec 1, 2016 · N9175N · Substantial damage
  > The pilot’s loss of directional control during the landing roll, which resulted in the runway excursion onto the rock-covered runway safety area.
- [NTSB CEN16LA173](https://openairdocs.org/ntsb/CEN16LA173.md): Grumman Acft ENG Cor-Schweizer G 164B · Iowa, LA · Accident · No injuries · Limited investigation · Final report · May 4, 2016 · N8400K · Substantial damage
  > The pilot's failure to maintain directional control while landing with an inoperative right brake.
- [NTSB ANC09LA104](https://openairdocs.org/ntsb/ANC09LA104.md): CASA 212-200 · Savoonga, AK · Accident · No injuries · Limited investigation · Final report · Sep 18, 2009 · N349TA · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in a gusting crosswind.

## 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 ('01514', '01517')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '230'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/230/cases?engine=01514

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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.