# NTSB investigations, IA: Main gear collapsed

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 CHI07CA285](https://openairdocs.org/ntsb/CHI07CA285.md): Navion Navion H · Atlantic, IA · Accident · No injuries · Data collection · Final report · Aug 30, 2007 · N2540T · Substantial damage
  > The pilot's improper flare and touchdown during landing resulting in overload failure of the left main landing gear. A contributing factor was the pilot's distraction due to the unlatched cabin door.
- [NTSB CHI97LA094](https://openairdocs.org/ntsb/CHI97LA094.md): Cessna 195 · Cedar Rapids, IA · Accident · No injuries · Limited investigation · Final report · Mar 27, 1997 · N4666T · Substantial damage
  > overload failure of the left main landing gear for undetermined reason(s). A factor associated with the accident was the gusty crosswind condition.
- [NTSB MKC82DA062](https://openairdocs.org/ntsb/MKC82DA062.md): Homebuilt Mustang II · Ames, IA · Accident · No injuries · Final report · Apr 25, 1982 · N53BL · Substantial damage
  > During the second landing the left main gear collapsed and the aircraft veered off the runway into a soft flat field. Investigation revealed very little penetration to the parent metal at the gear attachment points on both sides.

## 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" = 'IA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 191)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=191&state=IA

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.