# NTSB investigations: Piper PA-30: Sys/Comp malf/fail (non-power)

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 WPR24LA275](https://openairdocs.org/ntsb/WPR24LA275.md): Piper PA-30 · Concord, CA · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2024 · N8458Y · Substantial damage
  > The failure of the main landing gear to extend and lock for reasons that could not be determined based on the available information. Contributing to the accident was a mechanical failure of the manual landing gear release mechanism due to inadequate clearance…
- [NTSB ERA22LA138](https://openairdocs.org/ntsb/ERA22LA138.md): Piper PA-30 · Farmingdale, NY · Accident · No injuries · Class 4 · Limited · Final report · Feb 28, 2022 · N7943Y · Substantial damage
  > The flight crew’s failure to verify the landing gear position prior to landing. Contributing to the accident was an overload in the landing gear motor electrical circuit which resulted in the circuit breaker opening, preventing the landing gear from extending.
- [NTSB ERA22FA047](https://openairdocs.org/ntsb/ERA22FA047.md): Piper PA30 · Rock Hill, SC · Accident · 1 fatal · Class 3 · Field · Final report · Nov 5, 2021 · N8924Y · Substantial damage
  > The pilot’s exceedance of the airplane's critical angle of attack while troubleshooting a landing gear indication, which resulted in an aerodynamic stall at low altitude.
- [NTSB WPR19LA220](https://openairdocs.org/ntsb/WPR19LA220.md): Piper PA 30 · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Final report · Aug 8, 2019 · N10KC · Substantial damage
  > The failure of the landing gear due to the nose gear being positioned to the far right during retraction, which caused the nose gear to jam upon retraction.
- [NTSB WPR12LA366](https://openairdocs.org/ntsb/WPR12LA366.md): Piper PA-30 B · Scappoose, OR · Accident · No injuries · Limited investigation · Final report · Aug 23, 2012 · N222BP · Substantial damage
  > The failure of the landing gear to fully extend as a result of a failure of the landing gear transmission assembly for reasons that could not be determined based on the available evidence.
- [NTSB ERA11CA396](https://openairdocs.org/ntsb/ERA11CA396.md): Piper PA-30 · Plant City, FL · Accident · No injuries · Data collection · Final report · Jul 10, 2011 · N325EE · Substantial damage
  > The failure of a screw in the nose landing gear aligner assembly for undetermined reasons, which prevented the landing gear from fully extending.
- [NTSB WPR09LA372](https://openairdocs.org/ntsb/WPR09LA372.md): Piper PA-30 · Walla Walla, WA · Accident · No injuries · Limited investigation · Final report · Jul 22, 2009 · N7504Y · Substantial damage
  > A tripped landing gear motor circuit breaker, which prevented the gear from fully locking in the down position, and subsequent collapse during landing. Contributing to the accident was the disabled landing gear warning horn.
- [NTSB NYC08CA315](https://openairdocs.org/ntsb/NYC08CA315.md): Piper PA-30 · Jefferson, GA · Accident · No injuries · Data collection · Final report · Sep 18, 2008 · N7195Y · Substantial damage
  > The pilot's failure to follow the airplane manufacturer's landing gear failure and emergency extension procedures. Contributing to the accident was a malfunction of the landing gear system for undetermined reasons.

## 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 ('7103002')
    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" = '330' 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/330/sequence?model=7103002

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