# NTSB investigations: Lycoming I0360 SER A&C: 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 ERA25LA090](https://openairdocs.org/ntsb/ERA25LA090.md): Hinson Melvin J Velocity · Norfolk, VA · Accident · No injuries · Class 4 · Limited · Final report · Jan 5, 2025 · N160MH · Substantial damage
  > A landing gear collapse during landing in gusty crosswind conditions.
- [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 ERA16LA177](https://openairdocs.org/ntsb/ERA16LA177.md): Maher Daniel J Velocity · Worcester, MA · Accident · No injuries · Limited investigation · Final report · Apr 30, 2016 · N7044Q · Substantial damage
  > The overstress failure of the nose landing gear fork assembly.
- [NTSB WPR15LA113](https://openairdocs.org/ntsb/WPR15LA113.md): Mooney M20E - NO Series · Bakersfield, CA · Accident · No injuries · Limited investigation · Final report · Feb 14, 2015 · N11LV · Substantial damage
  > The collapse of all three landing gear during the takeoff roll for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA13CA371](https://openairdocs.org/ntsb/ERA13CA371.md): Cessna 172S · Manassas, VA · Accident · No injuries · Data collection · Final report · Aug 22, 2013 · N740SP · Substantial damage
  > The student pilot’s improper recovery from a bounced landing.
- [NTSB CEN12FA425](https://openairdocs.org/ntsb/CEN12FA425.md): Piper PA-28RT-201 · Mesquite, TX · Accident · Minor injuries · Field investigation · Final report · Jul 5, 2012 · N8308Y · Substantial damage
  > The failure of the right landing gear to fully extend, due to a combination of corrosion, inadequate lubrication, and a misadjusted gear-down limit switch. Contributing to the accident was the pilot's failure to perform the emergency landing gear extension…
- [NTSB CEN11FA220](https://openairdocs.org/ntsb/CEN11FA220.md): Mooney M20J · Romeoville, IL · Accident · No injuries · Field investigation · Final report · Feb 19, 2011 · N888DF · Substantial damage
  > The collapse of the left main landing gear during the landing roll for undetermined reasons.
- [NTSB WPR10LA219](https://openairdocs.org/ntsb/WPR10LA219.md): Rogers Rutan Defiant 40 · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Apr 29, 2010 · N23TR · Substantial damage
  > The failure of the pilot to ensure that the landing gear extension handle was firmly placed in the down position prior to landing.
- [NTSB LAX08LA184](https://openairdocs.org/ntsb/LAX08LA184.md): Mooney M20J · Evanston, WY · Accident · No injuries · Limited investigation · Final report · Jun 10, 2008 · N1234G · Substantial damage
  > A collapse of the landing gear due to improper 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41511')
    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" = '094'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/094/cases?engine=41511

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