# NTSB investigations, WY: Gear not extended

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 SEA94LA089](https://openairdocs.org/ntsb/SEA94LA089.md): Beech 95-C55 · Gillette, WY · Accident · No injuries · Limited investigation · Final report · Mar 21, 1994 · N9415S · Substantial damage
  > Procedures/directives were not followed and partial failure of the landing gear selector switch. A factor to the accident was an inoperative gear warning system.
- [NTSB SEA94LA005](https://openairdocs.org/ntsb/SEA94LA005.md): Cessna T182RG · Casper, WY · Accident · No injuries · Limited investigation · Final report · Oct 4, 1993 · N999RG · Substantial damage
  > Inadequate maintenance and inspection of the hydraulic line resulting in a loss of hydraulic pressure.
- [NTSB SEA90LA175](https://openairdocs.org/ntsb/SEA90LA175.md): Mooney M-20E · Cheyenne, WY · Accident · No injuries · Limited investigation · Final report · Sep 5, 1990 · N9067V · Substantial damage
  > Pilot's failure to extend the landing gear prior to landing after having been distracted by traffic. A mitigating factor in this accident was the fact that the gear warning horn did not function.

## 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" = 'WY' 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" = 196)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=196&state=WY

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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.