# NTSB investigations: Pratt & Whitney R-985 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 ANC26LA086](https://openairdocs.org/ntsb/ANC26LA086.md): Dehavilland DHC-2 · Igiugig, AK · Accident · No injuries · Class 4 · Limited · Investigation open · Aug 7, 2026 · N62230 · Substantial damage
- [NTSB WPR26LA138](https://openairdocs.org/ntsb/WPR26LA138.md): Boeing A75N1 · Mesa, AZ · Accident · No injuries · Class 4 · Limited · Final report · Mar 21, 2026 · N5045V · Substantial damage
  > The pilot's failure to maintain directional control during the landing rollout, which resulted in a ground loop.
- [NTSB ERA25LA276](https://openairdocs.org/ntsb/ERA25LA276.md): Howard DGA-15P · Farmingdale, NY · Accident · No injuries · Class 4 · Limited · Final report · Jul 22, 2025 · N67722 · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane while landing in a crosswind.
- [NTSB CEN24LA213](https://openairdocs.org/ntsb/CEN24LA213.md): Boeing E75 · Shuteston, LA · Accident · No injuries · Class 4 · Limited · Final report · Jun 7, 2024 · N768WM · Substantial damage
  > The pilot failure to maintain directional control while landing on a wet grass strip.
- [NTSB ANC23LA057](https://openairdocs.org/ntsb/ANC23LA057.md): Dehavilland DHC-2 MK. I(L20A) · Point Baker, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 26, 2023 · N6782L · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff with a quartering tailwind.
- [NTSB WPR23LA284](https://openairdocs.org/ntsb/WPR23LA284.md): Boeing A75N1 · Red Lodge, MT · Accident · No injuries · Class 4 · Limited · Final report · Jul 22, 2023 · N53132 · Substantial damage
  > The pilot’s loss of directional control during landing with wind gusts, which resulted in a ground loop and collision with a fence.
- [NTSB ANC22LA056](https://openairdocs.org/ntsb/ANC22LA056.md): Dehavilland Beaver DHC-2 MK.1 · Bettles, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 15, 2022 · N4040W · Substantial damage
  > The pilot's failure to maintain control of the airplane during taxi operations on a riverbank with shallow water.
- [NTSB WPR21LA349](https://openairdocs.org/ntsb/WPR21LA349.md): Beech D17S · San Diego / El Cajon, CA · Accident · No injuries · Class 4 · Limited · Final report · Sep 21, 2021 · N1196V · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during the landing roll with a crosswind, which resulted in a runway excursion and subsequent collision with runway signage.
- [NTSB ANC21LA081](https://openairdocs.org/ntsb/ANC21LA081.md): Dehavilland DHC-2 MK. I(L20A) · Kodiak, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 21, 2021 · N4334Y · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing and nose over.
- [NTSB WPR21LA125](https://openairdocs.org/ntsb/WPR21LA125.md): Phillip B Rolls Pitts 12-EH · Red Bluff, CA · Accident · No injuries · Class 4 · Limited · Final report · Mar 8, 2021 · N54LM · Substantial damage
  > The pilot's failure to maintain directional control during a landing, which resulted in a ground loop and subsequent nose over.
- [NTSB WPR20LA226](https://openairdocs.org/ntsb/WPR20LA226.md): Boeing B75 · Chino, CA · Accident · No injuries · Class 3 · Limited · Final report · Jul 5, 2020 · N61445 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB GAA19CA491](https://openairdocs.org/ntsb/GAA19CA491.md): Consolidated Vultee BT13 · Franklin, PA · Accident · No injuries · Data collection · Final report · Aug 10, 2019 · N62644 · Substantial damage
  > The pilot's failure to maintain directional control during takeoff in gusting crosswind conditions, which resulted in a runway excursion and the left main landing gear collapsing.
- [NTSB ANC19FA035](https://openairdocs.org/ntsb/ANC19FA035.md): De Havilland Beaver DHC 2 · Seldovia, AK · Accident · 1 fatal · Class 2 · Field · Final report · Jul 19, 2019 · N68083 · Substantial damage
  > The airplane's floats impact with an ocean wave or swell, which exceeded the design load specifications of the flying wire assemblies and resulted in a partial separation of the float assemblies.
- [NTSB ANC19LA028](https://openairdocs.org/ntsb/ANC19LA028.md): De Havilland DHC-2 · Ketchikan, AK · Accident · No injuries · Class 3 · Limited · Final report · Jun 27, 2019 · N94DC · Substantial damage
  > A loss of directional control while landing, which resulted in a water loop.
- [NTSB ANC19FA019](https://openairdocs.org/ntsb/ANC19FA019.md): De Havilland DHC 2 · Metlakatla, AK · Accident · 2 fatal · Class 2 · Field · Final report · May 20, 2019 · N67667 · Substantial damage
  > The pilot’s inadequate compensation for a quartering tailwind during a water landing, which resulted in a loss of control and subsequent nose-over. Contributing to the accident was the company’s inadequate operational control of the flight release process,…
- [NTSB GAA19CA009](https://openairdocs.org/ntsb/GAA19CA009.md): Stearman A75N1(PT17) · New Orleans, LA · Accident · No injuries · Data collection · Final report · Oct 6, 2018 · N56949 · Substantial damage
  > The pilot’s failure to maintain directional control during a crosswind landing.
- [NTSB ANC18LA047](https://openairdocs.org/ntsb/ANC18LA047.md): Dehavilland DHC-2 · Dillingham, AK · Accident · Serious injuries · Limited investigation · Final report · Jun 23, 2018 · N5221G · Substantial damage
  > The pilot's failure to maintain directional control while landing in gusting wind conditions.
- [NTSB GAA18CA372](https://openairdocs.org/ntsb/GAA18CA372.md): Beech D17 · Hamilton, MT · Accident · Minor injuries · Data collection · Final report · Jun 22, 2018 · N61862 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll and his subsequent inability to recover due to his foot being stuck.
- [NTSB ANC18LA025](https://openairdocs.org/ntsb/ANC18LA025.md): Dehavilland Beaver DHC 2 · Kodiak, AK · Accident · No injuries · Limited investigation · Final report · Jan 24, 2018 · N1544 · Substantial damage
  > The pilot's failure to maintain directional control during landing for reasons that could not be determined based on the available evidence.
- [NTSB CEN17LA301](https://openairdocs.org/ntsb/CEN17LA301.md): Beech D17S · Colorado Springs, CO · Accident · No injuries · Limited investigation · Final report · Aug 3, 2017 · N44562 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll with a quartering tailwind.
- [NTSB WPR17LA100](https://openairdocs.org/ntsb/WPR17LA100.md): Grumman G164 · Madera, CA · Accident · No injuries · Limited investigation · Final report · May 7, 2017 · N8712H · Destroyed
  > The pilot’s loss of directional control during takeoff with a quartering tailwind, which resulted in a runway excursion and separation of the right landing gear.
- [NTSB GAA17CA044](https://openairdocs.org/ntsb/GAA17CA044.md): Beech D18S · Deming, NM · Accident · No injuries · Data collection · Final report · Oct 23, 2016 · N644B · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion.
- [NTSB GAA16CA429](https://openairdocs.org/ntsb/GAA16CA429.md): Consolidated Vultee BT13 · Joseph, OR · Accident · No injuries · Data collection · Final report · Aug 13, 2016 · N53331 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion and damage to the left aileron and elevator.
- [NTSB GAA16CA249](https://openairdocs.org/ntsb/GAA16CA249.md): Boeing B75 · El Cajon, CA · Accident · No injuries · Data collection · Final report · May 20, 2016 · N61445 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in gusty crosswind conditions, which resulted in a runway excursion and nose over.
- [NTSB GAA16CA200](https://openairdocs.org/ntsb/GAA16CA200.md): Grumman Acft ENG Cor-Schweizer G 164 · Madison, KS · Accident · No injuries · Data collection · Final report · Apr 25, 2016 · N8872H · Substantial damage
  > The pilot's incorrect brake application during the landing roll, which resulted in a nose over.
- [NTSB GAA15CA169](https://openairdocs.org/ntsb/GAA15CA169.md): Weatherly 201B · Pemberton, NJ · Accident · No injuries · Data collection · Final report · Jun 22, 2015 · N1292W · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll, which resulted in the airplane's left main landing gear impacting an unknown object, and subsequent collapse during landing.
- [NTSB GAA15CA120](https://openairdocs.org/ntsb/GAA15CA120.md): Beech RC 45J · Everett, WA · Accident · No injuries · Data collection · Final report · Jun 11, 2015 · N585PB · Substantial damage
  > The pilot's failure to maintain directional control, which resulted in a runway excursion, and a collision with a sign.
- [NTSB ANC13CA098](https://openairdocs.org/ntsb/ANC13CA098.md): Dehavilland Beaver DHC 2 · Akhiok, AK · Accident · No injuries · Data collection · Final report · Sep 14, 2013 · N1544 · Substantial damage
  > The pilot's failure to maintain directional control during takeoff in a gusty tailwind.
- [NTSB ANC13CA037](https://openairdocs.org/ntsb/ANC13CA037.md): Dehavilland DHC-2 MK. I(L20A) · Anchorage, AK · Accident · No injuries · Data collection · Final report · Mar 26, 2013 · N995SP · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane while taxiing on a snow-covered taxiway.
- [NTSB ANC12CA060](https://openairdocs.org/ntsb/ANC12CA060.md): Dehavilland Beaver DHC-2 · Ketchikan, AK · Accident · No injuries · Data collection · Final report · Jul 2, 2012 · N1018A · Substantial damage
  > The pilot’s failure to maintain directional control during a step turn on floats.
- [NTSB WPR12CA242](https://openairdocs.org/ntsb/WPR12CA242.md): Grumman G-164A · Riverton, WY · Accident · No injuries · Data collection · Final report · Jun 3, 2012 · N5291 · Substantial damage
  > The pilot's loss of directional control during the landing roll and his deliberate application of excessive braking pressure, which resulted in a noseover.
- [NTSB ANC12CA041](https://openairdocs.org/ntsb/ANC12CA041.md): Dehavilland DHC-2 MK. I(L20A) · Talkeetna, AK · Accident · No injuries · Data collection · Final report · May 22, 2012 · N323KT · Substantial damage
  > The pilot inadvertently landed with the parking brake set.
- [NTSB ERA11CA035](https://openairdocs.org/ntsb/ERA11CA035.md): Boeing PT17 · Fayetteville, WV · Accident · No injuries · Data collection · Final report · Oct 17, 2010 · N55464 · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll.
- [NTSB WPR11CA014](https://openairdocs.org/ntsb/WPR11CA014.md): Boeing A75N1(PT17) · Palm Springs, CA · Accident · No injuries · Data collection · Final report · Oct 12, 2010 · N66940 · Substantial damage
  > The pilot's failure to maintain directional control during landing, resulting in a ground loop.
- [NTSB ANC10CA091](https://openairdocs.org/ntsb/ANC10CA091.md): Avions Max Holste MH 1521 Broussard · Skwentna, AK · Accident · No injuries · Data collection · Final report · Jul 15, 2010 · N5833E · Substantial damage
  > The pilot's inadequate crosswind compensation, which resulted in a loss of directional control.
- [NTSB ANC10LA044](https://openairdocs.org/ntsb/ANC10LA044.md): Dehavilland Beaver DHC-2 MK.1 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · May 24, 2010 · N4793C · Substantial damage
  > The commercial pilot’s loss of airplane control while landing in a crosswind, resulting in a nose-over. Contributing to the accident was the check pilot's inadequate supervision of the commercial pilot while landing.
- [NTSB WPR10CA254](https://openairdocs.org/ntsb/WPR10CA254.md): Boeing B75 · Yerington, NV · Accident · No injuries · Data collection · Final report · May 22, 2010 · N1193N · Substantial damage
  > The pilot's inadequate compensation for the crosswind condition, resulting in the loss of directional control during the landing roll.
- [NTSB WPR09CA265](https://openairdocs.org/ntsb/WPR09CA265.md): Boeing E75 · Cottonwood, AZ · Accident · No injuries · Data collection · Final report · May 17, 2009 · N4787V · Substantial damage
  > The pilot's inadequate compensation for the crosswinds during the landing roll.
- [NTSB SEA08CA171](https://openairdocs.org/ntsb/SEA08CA171.md): de Havilland Beaver DHC-2 MK.1 · Kenmore, WA · Accident · No injuries · Data collection · Final report · Aug 4, 2008 · N53BV · Substantial damage
  > The pilot's failure to maintain aircraft control while water taxiing. Contributing to the accident were the pilot's failure to compensate for the wind condition and a tailwind.
- [NTSB DFW08CA159](https://openairdocs.org/ntsb/DFW08CA159.md): Beech E-18 · Guymon, OK · Accident · No injuries · Data collection · Final report · Jun 1, 2008 · N241X · Substantial damage
  > The pilot's failure to maintain directional control during landing roll out. Contributing to the accident was the crosswind.
- [NTSB DFW08CA145](https://openairdocs.org/ntsb/DFW08CA145.md): Weatherly 201B · Nickerson, KS · Accident · No injuries · Data collection · Final report · May 15, 2008 · N1264W · Destroyed
  > The pilot's failure to maintain directional control during the takeoff roll.
- [NTSB DFW08CA098](https://openairdocs.org/ntsb/DFW08CA098.md): Weatherly 620B · Coleman, TX · Accident · No injuries · Data collection · Final report · Apr 13, 2008 · N2035J · Substantial damage
  > The pilot's failure to maintain airplane control on the landing roll. A contributing factor was the variable wind.
- [NTSB SEA08CA093](https://openairdocs.org/ntsb/SEA08CA093.md): Grumman G-164A · Dayton, WA · Accident · Minor injuries · Data collection · Final report · Mar 25, 2008 · N48629 · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and failure to maintain an adequate airspeed. A contributing factor was the sudden windshift.
- [NTSB ANC08CA034](https://openairdocs.org/ntsb/ANC08CA034.md): de Havilland DHC-2 · McGrath, AK · Accident · No injuries · Data collection · Final report · Feb 5, 2008 · N323KT · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during an aborted takeoff.

## 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 ('52008')
    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=52008

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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.