# NTSB investigations, ID: Landing gear collapse

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 WPR23LA350](https://openairdocs.org/ntsb/WPR23LA350.md): Cessna U206C · Challis, ID · Accident · No injuries · Class 3 · Limited · Final report · Sep 20, 2023 · N3923G · Substantial damage
  > The failure of the left main landing gear spring assembly due to a fatigue crack. Contributing to the accident was the improper maintenance on the landing gear spring assembly which allowed corrosion to develop.
- [NTSB WPR23LA102](https://openairdocs.org/ntsb/WPR23LA102.md): Cessna 175 · Hayden, ID · Accident · No injuries · Class 3 · Limited · Final report · Jan 31, 2023 · N9235B · Substantial damage
  > The failure of the right main landing gearbox assembly due to fatigue cracking, which resulted in a loss of directional control during the landing roll.
- [NTSB WPR20LA187](https://openairdocs.org/ntsb/WPR20LA187.md): Cessna 310 · Coeur D Alene, ID · Accident · No injuries · Class 3 · Limited · Final report · Jun 18, 2020 · N6602B · Substantial damage
  > Improper maintenance of the landing gear system which resulted in a partial gear collapse during landing.
- [NTSB ANC19LA039](https://openairdocs.org/ntsb/ANC19LA039.md): Cessna 402 · Boise, ID · Accident · No injuries · Class 3 · Limited · Final report · Jul 22, 2019 · N7947Q · Substantial damage
  > A ductile overstress fracture failure of the right main landing gear bell crank assembly pivot bolt, which resulted in a collapse of the right main landing gear.
- [NTSB GAA16CA136](https://openairdocs.org/ntsb/GAA16CA136.md): Fox AL KIT FOX Model · Slate Creek, ID · Accident · No injuries · Data collection · Final report · Feb 7, 2016 · N6394R · Substantial damage
  > The left main landing gear forward gear tube collapsed during the landing roll.
- [NTSB WPR13LA382](https://openairdocs.org/ntsb/WPR13LA382.md): Cessna 206 · Boise, ID · Accident · No injuries · Limited investigation · Final report · Aug 22, 2013 · N922MA · Substantial damage
  > The mechanical failure of the nose landing gear for reasons that could not be determined because impact damage prevented a complete examination.
- [NTSB WPR13CA271](https://openairdocs.org/ntsb/WPR13CA271.md): Cessna T210N · Salmon, ID · Accident · No injuries · Data collection · Final report · Jun 14, 2013 · N6993N · Substantial damage
  > The pilot's decision to land on a wet grass airstrip, which resulted in a main landing gear collapse after a collision with rough terrain.
- [NTSB WPR11LA436](https://openairdocs.org/ntsb/WPR11LA436.md): Tubbs S/Performance PA-18 225DD · Mile Hi Landing Strip, ID · Accident · No injuries · Limited investigation · Final report · Aug 25, 2011 · N727WW · Substantial damage
  > The collapse of the left landing gear during landing for undetermined reasons.
- [NTSB WPR10IA482](https://openairdocs.org/ntsb/WPR10IA482.md): Beech F90 · Idaho Falls, ID · Incident · No injuries · Incident investigation · Final report · Sep 29, 2010 · N124BK · Minor damage
  > The partial retraction/collapse of the main landing gear during the landing roll for undetermined reasons.
- [NTSB WPR10LA457](https://openairdocs.org/ntsb/WPR10LA457.md): Myers THORP-18 · Jerome, ID · Accident · No injuries · Limited investigation · Final report · Sep 10, 2010 · N330JH · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in gusty crosswinds.
- [NTSB WPR10LA407](https://openairdocs.org/ntsb/WPR10LA407.md): Clark RV-6A · Nampa, ID · Accident · 1 fatal · Limited investigation · Final report · Aug 16, 2010 · N621AL · Substantial damage
  > The pilot's failure to maintain aircraft control, which resulted in a collision with terrain during a rejected inadvertent takeoff.
- [NTSB WPR10CA011](https://openairdocs.org/ntsb/WPR10CA011.md): Cessna 180 · Pistol Creek, ID · Accident · No injuries · Data collection · Final report · Oct 8, 2009 · N1674C · Substantial damage
  > The separation of one of the airplane's main landing gear legs during landing in variable gusting wind conditions, due to the nut being stripped from the attachment bolt.

## 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."eventStateOrRegion" = 'ID' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '094')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/094/cases?state=ID

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