# NTSB investigations, PA: 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 NYC02LA007](https://openairdocs.org/ntsb/NYC02LA007.md): Piper PA-34-200T · Philadelphia, PA · Accident · No injuries · Limited investigation · Final report · Oct 10, 2001 · N91284 · Substantial damage
  > The collapse of the right main landing gear for undetermined reasons.
- [NTSB NYC99IA079](https://openairdocs.org/ntsb/NYC99IA079.md): Cessna 550 · State College, PA · Incident · No injuries · Incident investigation · Final report · Mar 25, 1999 · N37MH · Minor damage
  > Improper assembly of the left main landing gear (LMLG) actuator by the airplane manufacturer, which resulted in an incorrect 'locked' indication on the LMLG switch, and the subsequent collapse of the LMLG during taxi.
- [NTSB NYC97LA047](https://openairdocs.org/ntsb/NYC97LA047.md): Cessna 650 · Wilkes-Barre, PA · Accident · No injuries · Limited investigation · Final report · Jan 24, 1997 · N777LF · Substantial damage
  > The collapse of the left main landing gear as a result of the malfunction of the downlock actuator for undetermined reasons.
- [NTSB NYC82DA111](https://openairdocs.org/ntsb/NYC82DA111.md): Piper PA-24-250 · Bridgeville, PA · Accident · No injuries · Final report · May 31, 1982 · N6159P · Substantial damage
  > The pilot landed the aircraft wheels up. The pilot stated the sun was in his eyes which prevented him from seeing the gear lights. He also stated the warning horn did not sound. Examination revealed no abnormalities in the gear system operation.

## 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" = 'PA' 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" = 190)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=190&state=PA

---
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.