# NTSB investigations, NH: Landing gear system

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 ERA25LA318](https://openairdocs.org/ntsb/ERA25LA318.md): Scoda Aeronautica Ltda Super Petrel LS · Portsmouth, NH · Accident · No injuries · Class 4 · Limited · Final report · Aug 18, 2025 · N999XX · Substantial damage
  > The pilot’s failure to extend the airplane’s landing gear before landing.
- [NTSB ERA23LA302](https://openairdocs.org/ntsb/ERA23LA302.md): Pollock Michael D Velocity 173RG · Lebanon, NH · Accident · No injuries · Class 4 · Limited · Final report · Jul 17, 2023 · N173DT · Substantial damage
  > The pilot’s failure to store the nose landing gear securing bar within reach in the cabin, which resulted in a nose gear collapse following a manual landing gear extension.
- [NTSB ERA21LA099](https://openairdocs.org/ntsb/ERA21LA099.md): Diamond DA 40 · Portsmouth, NH · Accident · No injuries · Class 3 · Limited · Final report · Jan 3, 2021 · N489RS · Substantial damage
  > The instructor’s multiple applications of the airplane’s brakes during high-speed taxi over a short duration, which overheated and ignited the right main landing gear wheel brake assembly.
- [NTSB GAA18CA511](https://openairdocs.org/ntsb/GAA18CA511.md): Mooney M20J · Rochester, NH · Accident · No injuries · Data collection · Final report · Aug 26, 2018 · N201BS · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff.
- [NTSB ERA17LA290](https://openairdocs.org/ntsb/ERA17LA290.md): Cessna 180 · Newport, NH · Accident · No injuries · Limited investigation · Final report · Aug 20, 2017 · N1585C · Substantial damage
  > A leak in the right brake slave cylinder, which led to no fluid in the reservoir and subsequent asymmetric braking.
- [NTSB ERA16LA174](https://openairdocs.org/ntsb/ERA16LA174.md): American Champion 7AC · Keene, NH · Accident · No injuries · Limited investigation · Final report · Apr 30, 2016 · N85510 · Substantial damage
  > The disengagement of the tailwheel locking mechanism during the landing roll due to wear, and a subsequent loss of directional control. Contributing was the pilot's inadequate remedial action, which resulted in a runway excursion.
- [NTSB ERA13CA416](https://openairdocs.org/ntsb/ERA13CA416.md): Cessna U206F · Rumney, NH · Accident · No injuries · Data collection · Final report · Aug 30, 2013 · N208LH · Substantial damage
  > The pilot's failure to ensure that the amphibious airplane's landing gear was properly configured for a landing on water and his failure to properly configure the airplane during the attempted go-around.
- [NTSB ERA12LA069](https://openairdocs.org/ntsb/ERA12LA069.md): Grenier Raymond Vans Aircraft RV-8 · Nashua, NH · Accident · No injuries · Limited investigation · Final report · Nov 9, 2011 · N220RG · Substantial damage
  > The right main landing gear collapse due to the overload fracture of the hardware for reasons that could not be determined during postaccident testing and examination.
- [NTSB ERA11LA084](https://openairdocs.org/ntsb/ERA11LA084.md): Aeronca 7CCM · Rochester, NH · Accident · No injuries · Limited investigation · Final report · Dec 11, 2010 · N2053E · Substantial damage
  > The out-of-rig condition of the tailwheel lock, which resulted in a loss of directional control on landing.
- [NTSB NYC08CA285](https://openairdocs.org/ntsb/NYC08CA285.md): Haines Searey · Sunapee, NH · Accident · Serious injuries · Data collection · Final report · Aug 21, 2008 · N204PB · Substantial damage
  > The pilot's failure to ensure that the landing gear was retracted for the water landing.

## 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" = 'NH' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '010232'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/010232/cases?state=NH

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