# NTSB investigations: Wheel/ski/float

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 ERA25LA285](https://openairdocs.org/ntsb/ERA25LA285.md): Cessna TU206 · Ellsworth, ME · Accident · No injuries · Class 4 · Limited · Final report · Aug 1, 2025 · N9493Z · Substantial damage
  > The pilot’s decision to operate the airplane with a known deficiency of the floats, which resulted in an accumulation of water in the forward compartments of the floats, a forward center of gravity, and subsequent nose over during a water landing.
- [NTSB DCA25LA275](https://openairdocs.org/ntsb/DCA25LA275.md): Boeing 737-8 · Denver, CO · Accident · No injuries · Class 4 · Limited · Final report · Jul 26, 2025 · N306SW · Substantial damage
  > The failure of the airplane’s left main landing gear tires and wheels during the takeoff roll due to the thermal relief plugs melting and releasing tire pressure, which resulted in abnormal airplane handling characteristics and led the flight crew to reject…
- [NTSB WPR24LA303](https://openairdocs.org/ntsb/WPR24LA303.md): Cessna T206H · Big Bend-Gold Bar, WA · Accident · No injuries · Class 4 · Limited · Final report · Aug 30, 2024 · N379ME · Substantial damage
  > The pilot’s improper flare, which resulted in a hard landing.
- [NTSB CEN24LA330](https://openairdocs.org/ntsb/CEN24LA330.md): Esqual VM1 · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Aug 27, 2024 · N151GH · Substantial damage
  > The pilot’s premature rotation during takeoff which resulted in the airplane settling back to the runway and the subsequent separation of the left wheel.
- [NTSB ERA23LA179](https://openairdocs.org/ntsb/ERA23LA179.md): Piper PA-18AS-125 · Lakeland, FL · Accident · No injuries · Class 3 · Limited · Final report · Mar 22, 2023 · N1907A · Substantial damage
  > The pilot’s failure to ensure that the landing gear was properly configured for a water landing.
- [NTSB ANC23FA001](https://openairdocs.org/ntsb/ANC23FA001.md): Cessna A185F · Fairbanks, AK · Accident · 1 fatal · Class 3 · Field · Final report · Oct 6, 2022 · N217C · No damage
  > The improperly maintained floats, which allowed water to fill the front compartments and resulted in the airplane nosing over during taxi. Contributing to the fatal injury of the pilot was the improperly secured cargo, which prevented the pilot from egressing…
- [NTSB ANC22LA080](https://openairdocs.org/ntsb/ANC22LA080.md): Cessna 180A · Skwentna, AK · Accident · 1 fatal · Class 3 · Limited · Final report · Sep 25, 2022 · N9728B · Substantial damage
  > The failure of the landing gear float due to inadequate maintenance of the floats and corrosion.
- [NTSB CEN22LA114](https://openairdocs.org/ntsb/CEN22LA114.md): Aeronca 7AC · Cook, MN · Accident · No injuries · Class 4 · Limited · Final report · Jan 29, 2022 · N2923E · Substantial damage
  > The pilot’s failure to ensure the snow-covered takeoff area was safe, which resulted in a collision with ice and subsequent landing gear damage.
- [NTSB ERA21LA246](https://openairdocs.org/ntsb/ERA21LA246.md): Honda HA-420 · Kennesaw, GA · Accident · No injuries · Class 3 · Limited · Final report · Jun 4, 2021 · N10XN · Substantial damage
  > The mechanic’s improper installation of the left main wheel assembly.
- [NTSB ANC21LA022](https://openairdocs.org/ntsb/ANC21LA022.md): Cessna A185F · Skwentna, AK · Accident · No injuries · Class 3 · Limited · Final report · Mar 5, 2021 · N1848R · Substantial damage
  > Installation of improper hardware on the ski check cable. Contributing to the accident was the inadequate inspection of the ski yokes, which resulted in the subsequent failure of the right main landing gear ski yoke and collapse of the right main landing gear…
- [NTSB CEN21LA023](https://openairdocs.org/ntsb/CEN21LA023.md): Evolution Revolt · Durango, CO · Accident · No injuries · Class 4 · Limited · Final report · Oct 4, 2020 · N912RE · Substantial damage
  > The pilot’s loss of directional control during landing following a hard landing and failure of the right main tire.
- [NTSB ANC20LA065](https://openairdocs.org/ntsb/ANC20LA065.md): Cessna 180 · Anchorage, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 5, 2020 · N9185T · Substantial damage
  > The failure of the left float bottom due to corrosion, which resulted in a loss of control during the water landing.
- [NTSB ERA20CA081](https://openairdocs.org/ntsb/ERA20CA081.md): Pereyra Aventura · East Palatka, FL · Accident · Minor injuries · Data collection · Final report · Jan 14, 2020 · N366RC · Substantial damage
  > The pilot's failure to properly configure the amphibious airplane for a water landing, which resulted in it flipping over.
- [NTSB WPR19FA178](https://openairdocs.org/ntsb/WPR19FA178.md): Maule M7-235B · Sunriver, OR · Accident · 1 fatal · Class 2 · Field · Final report · Jun 22, 2019 · N118G · Substantial damage
  > A partial loss of engine power due to the separation of baffling in both mufflers. Contributing to the accident was the pilot's failure to retract the landing gear on the float-equipped airplane before performing a forced landing to the river.
- [NTSB ERA19LA156](https://openairdocs.org/ntsb/ERA19LA156.md): Cessna 208 · Key West, FL · Accident · No injuries · Class 3 · Limited · Final report · Apr 23, 2019 · N366TA · Substantial damage
  > The pilot's decision to attempt a takeoff in rough sea conditions, resulting in damage to the floats and the sinking of the seaplane.
- [NTSB CEN18LA315](https://openairdocs.org/ntsb/CEN18LA315.md): Columbia Aircraft Mfg LC41-550FG · Dallas, TX · Accident · No injuries · Limited investigation · Final report · Aug 3, 2018 · N2546B · Substantial damage
  > The pilot's inability to maintain directional control during taxi due to excessively worn brake pads and a deflated right main tire.
- [NTSB GAA18CA351](https://openairdocs.org/ntsb/GAA18CA351.md): Cessna 185 · Big Lake, AK · Accident · No injuries · Data collection · Final report · Jun 15, 2018 · N9964X · Substantial damage
  > The pilot’s inability to maintain directional control during the landing roll due to a flat tire.
- [NTSB GAA18CA344](https://openairdocs.org/ntsb/GAA18CA344.md): Beech A36 · Arcadia, FL · Accident · No injuries · Data collection · Final report · Jun 11, 2018 · N4198S · Substantial damage
  > The pilot’s loss of directional control during landing due to a flat tire.
- [NTSB GAA18CA272](https://openairdocs.org/ntsb/GAA18CA272.md): Cub Crafters CC19 · Mesa, AZ · Accident · No injuries · Data collection · Final report · May 10, 2018 · N82XC · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during the landing roll.
- [NTSB GAA17CA554](https://openairdocs.org/ntsb/GAA17CA554.md): Thomas J Murray Kitfox Super Sport · Old Forge, NY · Accident · Minor injuries · Data collection · Final report · Sep 21, 2017 · N233TD · Substantial damage
  > The separation of the wheel assembly during landing due to the pilot’s use of improper retaining nuts when he installed the tundra tires.
- [NTSB CEN17LA312](https://openairdocs.org/ntsb/CEN17LA312.md): Ralph Marine Devil DOG · Danville, AR · Accident · No injuries · Limited investigation · Final report · Aug 3, 2017 · N165AB · Substantial damage
  > A separation of the left tire from its wheel because of the use of an improper substance and wheel size, which resulted in a loss of directional control during landing.
- [NTSB GAA17CA188](https://openairdocs.org/ntsb/GAA17CA188.md): Piper PA 12 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Mar 14, 2017 · N3654M · Substantial damage
  > The pilot’s failure to maintain directional control during the taxi on skis on hard-packed snow in gusting wind conditions.
- [NTSB GAA17CA156](https://openairdocs.org/ntsb/GAA17CA156.md): Cessna 120 · Orange, MA · Accident · No injuries · Data collection · Final report · Feb 24, 2017 · N77116 · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing, which resulted in a nose-over.
- [NTSB GAA17CA159](https://openairdocs.org/ntsb/GAA17CA159.md): Piper PA22 · Big Lake, AK · Accident · No injuries · Data collection · Final report · Feb 23, 2017 · N6024D · Substantial damage
  > The contamination of snow and ice on the left main landing gear and brake, which prevented the wheel from rolling during touchdown and resulted in a nose-over.
- [NTSB GAA17CA134](https://openairdocs.org/ntsb/GAA17CA134.md): Cessna 180 · Tyonek, AK · Accident · No injuries · Data collection · Final report · Jan 30, 2017 · N5222E · Substantial damage
  > The pilot’s improper decision to land on a snow-covered airstrip with a tundra tire-equipped airplane, which resulted in a nose-over.
- [NTSB CEN17LA057](https://openairdocs.org/ntsb/CEN17LA057.md): Stinson 108-3 · Ionia, MI · Accident · No injuries · Limited investigation · Final report · Dec 16, 2016 · N812C · Substantial damage
  > A failure of the aft support cable on the left main landing ski due to an inadequately formed nicopress sleeve, which allowed the ski to rotate into a vertical position shortly after liftoff, and its unavoidable separation during the subsequent landing.
- [NTSB ERA17LA053](https://openairdocs.org/ntsb/ERA17LA053.md): Broussard Broussard MH 1521 · Simpsonville, SC · Accident · Minor injuries · Limited investigation · Final report · Nov 22, 2016 · N315XC · Substantial damage
  > The pilot’s inability to maintain directional control during the landing roll due to a flat left main landing gear tire.
- [NTSB GAA16CA340](https://openairdocs.org/ntsb/GAA16CA340.md): Cessna 172 · Lumberton, NJ · Accident · No injuries · Data collection · Final report · May 31, 2016 · N7095G · Substantial damage
  > The pilot's hard landing, resulting in a runway excursion and substantial damage to the firewall.
- [NTSB CEN16LA101](https://openairdocs.org/ntsb/CEN16LA101.md): Aeronca O-58B · Bulverde, TX · Accident · No injuries · Limited investigation · Final report · Jan 31, 2016 · N47185 · Substantial damage
  > The failure of the left main landing gear wheel casting due to fatigue, which resulted in a loss of directional control during the landing roll.
- [NTSB ERA15CA010](https://openairdocs.org/ntsb/ERA15CA010.md): Toerner Bob SEA REY · Tampa, FL · Accident · No injuries · Data collection · Final report · Oct 6, 2014 · N345BT · Substantial damage
  > The pilot's failure to retract the landing gear after takeoff, which resulted in the landing gear contacting the water while maneuvering at low altitude.
- [NTSB CEN13LA534](https://openairdocs.org/ntsb/CEN13LA534.md): Barrow Rose Parrakeet · Castroville, TX · Accident · No injuries · Limited investigation · Final report · Sep 7, 2013 · N1732 · Substantial damage
  > The failure of the left main landing gear wheel on landing due to overstress, which resulted in the pilot’s loss of directional control. Contributing to the accident was the pilot's improper decision to install wheels with insufficient loading capacity for…
- [NTSB ERA13LA312](https://openairdocs.org/ntsb/ERA13LA312.md): Schweizer G-164B · Jackson, TN · Accident · No injuries · Limited investigation · Final report · Jun 29, 2013 · N3633S · Substantial damage
  > A failure of the right main landing gear wheel rim during the landing roll, resulting in a loss of control and a subsequent collapse of the right main landing gear.
- [NTSB ERA13CA207](https://openairdocs.org/ntsb/ERA13CA207.md): Cessna A185F · Palatka, FL · Accident · No injuries · Data collection · Final report · Apr 16, 2013 · N812F · Substantial damage
  > The pilot’s failure to retract the landing gear after takeoff from a runway, and his subsequent water landing with the wheels extended.
- [NTSB ANC13LA032](https://openairdocs.org/ntsb/ANC13LA032.md): Cessna A185F · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Mar 8, 2013 · N185FK · Substantial damage
  > The overstress fracture and failure of the right wheel/ski arm while taxiing in snow and water-overflow terrain conditions, which resulted in a noseover.
- [NTSB ANC12LA106](https://openairdocs.org/ntsb/ANC12LA106.md): Cessna A185F · Denali Park, AK · Accident · No injuries · Limited investigation · Final report · Sep 13, 2012 · N4786Q · Substantial damage
  > The pilot’s failure to maintain clearance from an electric transmission line during the approach to land because he was distracted by the airplane’s broken and deflected landing ski. Contributing to the accident was the in-flight failure of the right ski…
- [NTSB CEN12IA451](https://openairdocs.org/ntsb/CEN12IA451.md): Flight Design Ctls · Marysville, OH · Incident · No injuries · Incident investigation · Final report · Jul 16, 2012 · N566FD · Minor damage
  > Fatigue failure of the left main wheel assembly on takeoff, which resulted in a loss of directional control and runway excursion.
- [NTSB ANC12CA010](https://openairdocs.org/ntsb/ANC12CA010.md): Cessna A185F · Talkeetna, AK · Accident · No injuries · Data collection · Final report · Nov 23, 2011 · N121EE · Substantial damage
  > A broken wheel/ski clevis pin, which allowed the ski to pivot upward and strike the right wing lift strut.
- [NTSB CEN11LA596](https://openairdocs.org/ntsb/CEN11LA596.md): Suminski Walter M Jabiru SP · Columbia, IL · Accident · No injuries · Limited investigation · Final report · Aug 17, 2011 · N284E · Substantial damage
  > Separation of the right main wheel during landing rollout for undetermined reasons.
- [NTSB ERA11CA125](https://openairdocs.org/ntsb/ERA11CA125.md): Cessna 210K · Crestview, FL · Accident · No injuries · Data collection · Final report · Jan 26, 2011 · N5767J · Substantial damage
  > The pilot's inability to maintain control of the airplane during landing due to the failure of the right main tire.
- [NTSB ANC10LA081](https://openairdocs.org/ntsb/ANC10LA081.md): Stinson 108-2 · Port Alsworth, AK · Accident · No injuries · Limited investigation · Final report · Aug 29, 2010 · N9569K · Substantial damage
  > The overstress fracture and failure of a main landing gear wheel during landing, resulting in the right wing striking the ground.
- [NTSB CEN10CA461](https://openairdocs.org/ntsb/CEN10CA461.md): Wing Kitfox II · Park Rapids, MN · Accident · No injuries · Data collection · Final report · Aug 2, 2010 · N389HW · Substantial damage
  > A partial loss of engine power for undetermined reasons and the pilot's failure to adequately flare during the water landing.
- [NTSB WPR10LA253](https://openairdocs.org/ntsb/WPR10LA253.md): Schweizer G-164B · Robbins, CA · Accident · Serious injuries · Limited investigation · Final report · May 21, 2010 · N3633C · Substantial damage
  > The failure of the wheel hub flange, which allowed the over size tire to expand and impinge on the brake disc and caliper, which resulted in a loss of control during the landing.
- [NTSB ERA09CA545](https://openairdocs.org/ntsb/ERA09CA545.md): Kermit Weeks Quicksilver · Polk City, FL · Accident · No injuries · Data collection · Final report · Sep 25, 2009 · N69MX · Substantial damage
  > The pilot’s failure to adequately inspect the landing gear floats for water prior to takeoff.
- [NTSB CEN09CA553](https://openairdocs.org/ntsb/CEN09CA553.md): Warner Lewis Steen · Broomfield, CO · Accident · No injuries · Data collection · Final report · Aug 30, 2009 · N3278K · Substantial damage
  > The pilot's inability to maintain directional control due to an internal mechanical failure of the left wheel that caused the wheel to seize.
- [NTSB WPR09CA421](https://openairdocs.org/ntsb/WPR09CA421.md): Meyer Robert AIR CAM · Hamilton, MT · Accident · No injuries · Data collection · Final report · Aug 28, 2009 · N950TC · Substantial damage
  > The separation of the right main landing gear wheel due to the flight's encounter with soft terrain while landing on an unimproved river sandbar. Contributing to the accident was the pilot's decision to attempt a landing on an unimproved off-airport surface.
- [NTSB CEN09LA384](https://openairdocs.org/ntsb/CEN09LA384.md): Stinson 108-3 · Llano, TX · Accident · No injuries · Limited investigation · Final report · Jun 24, 2009 · N6939M · Substantial damage
  > The pilot's inability to maintain aircraft control due to the failure of the left main landing gear wheel, which resulted in the separation of the wheel from the aircraft.
- [NTSB ANC08CA065](https://openairdocs.org/ntsb/ANC08CA065.md): de Havilland DHC-3 · Talkeetna, AK · Accident · No injuries · Data collection · Final report · Apr 28, 2008 · N565TA · Substantial damage
  > The pilot's selection of an unsuitable landing site, which resulted in an overload failure of the tail ski assembly during the landing roll.
- [NTSB LAX08CA051](https://openairdocs.org/ntsb/LAX08CA051.md): Luscombe 8E · Brigham City, UT · Accident · No injuries · Data collection · Final report · Jan 20, 2008 · N71730 · Substantial damage
  > The failure of the landing gear/ski attachment assembly due to inadequate maintenance.

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01023246'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/01023246/cases

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