# NTSB investigations: Franklin 6A4150 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 ATL05LA001](https://openairdocs.org/ntsb/ATL05LA001.md): Stinson 108 · Ashland, AL · Accident · Minor injuries · Limited investigation · Final report · Oct 2, 2004 · N40129 · Substantial damage
  > A total loss of engine power in cruise flight due to the fatigue failure of the No.4 cylinder exhaust valve.
- [NTSB ATL90LA143](https://openairdocs.org/ntsb/ATL90LA143.md): Stinson 108-1 · Fort Payne, AL · Accident · No injuries · Limited investigation · Final report · Jul 15, 1990 · N9039K · Substantial damage
  > The pilot's selection of a runway which afforded a tailwind, and his improper use of the elevator control during the landing roll.
- [NTSB ATL86LA268](https://openairdocs.org/ntsb/ATL86LA268.md): Stinson 108-1 · Roanoke, AL · Accident · No injuries · Limited investigation · Final report · Jun 5, 1986 · N8838K · Substantial damage
  > Reportedly, during the landing roll, the acft went off the right side of the rwy and continued across a shallow ditch and down an embankment. The plt stated that the acft did not RESP0ND to control and brake inputs to correct the swerve in calm winds. The FAA…
- [NTSB MIA80FKJ17](https://openairdocs.org/ntsb/MIA80FKJ17.md): Stinson 108-1 · Irvington, AL · Accident · Serious injuries · Closed · Feb 6, 1980 · N8537K · Destroyed
- [NTSB MIA67F0293](https://openairdocs.org/ntsb/MIA67F0293.md): Bellanca 14-13- · Bessemer, AL · Accident · No injuries · Closed · Nov 26, 1966 · N86761 · 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 ('27024'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27024&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.