# NTSB investigations: Cessna 140: 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 CEN21LA233](https://openairdocs.org/ntsb/CEN21LA233.md): Cessna 140 · Edinburg, TX · Accident · No injuries · Class 3 · Limited · Final report · Oct 30, 2020 · N76933 · Substantial damage
  > The collapse of the airplane’s left main landing gear for a reason that could not be determined based upon the available evidence.
- [NTSB WPR19LA169](https://openairdocs.org/ntsb/WPR19LA169.md): Cessna 140 · Independence, OR · Accident · No injuries · Class 3 · Limited · Final report · Jun 12, 2019 · N73053 · Substantial damage
  > Fatigue failure of the right landing gear axle, which resulted in a loss of control during the landing roll.
- [NTSB GAA18CA495](https://openairdocs.org/ntsb/GAA18CA495.md): Cessna 140 · Hayes Center, NE · Accident · No injuries · Data collection · Final report · Aug 17, 2018 · N4102N · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB WPR16LA139](https://openairdocs.org/ntsb/WPR16LA139.md): Cessna 140 · Salinas, CA · Accident · No injuries · Limited investigation · Final report · Jul 8, 2016 · N89965 · Substantial damage
  > The fatigue failure of a bulkhead-skin joint that supported the main landing gear leg, which resulted in the collapse of the left main landing gear. Contributing to the failure were the non-original structural configuration of the 60-year-old airplane and the…
- [NTSB GAA16CA023](https://openairdocs.org/ntsb/GAA16CA023.md): Cessna 140 · Fort Benton, MT · Accident · Serious injuries · Data collection · Final report · Oct 20, 2015 · N76001 · Substantial damage
  > A hard landing which resulted in a loss of directional control, main landing gear collapse, and damage to the left wing spar.

## 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.aircraft_model_code IN ('2071602', '2071603')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '094' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/094/sequence?model=2071602

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