# NTSB investigations: Lycoming GO-435C&D series, AL

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 MIA02LA130](https://openairdocs.org/ntsb/MIA02LA130.md): Beech B50 · Clanton, AL · Accident · No injuries · Limited investigation · Final report · Jul 7, 2002 · N550G · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during an aborted landing that resulted in a ground swerve and the airplane exiting the runway and collided with a fence, incurring damage.
- [NTSB MIA69F0039](https://openairdocs.org/ntsb/MIA69F0039.md): Aero Comdr 520 · Geiger, AL · Accident · No injuries · Closed · May 21, 1968 · N2604B · Substantial damage
- [NTSB MIA67F0192](https://openairdocs.org/ntsb/MIA67F0192.md): Aero Comdr 520 · Mobile, AL · Accident · No injuries · Closed · Aug 19, 1966 · N4162B · Substantial damage

## 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" = 'AL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41521'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41521&state=AL

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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.