# NTSB investigations: Beech A23: Airframe/component/system failure/malfunction

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 ATL96LA131](https://openairdocs.org/ntsb/ATL96LA131.md): Beech A23 · Tarboro, NC · Accident · No injuries · Limited investigation · Final report · Sep 20, 1996 · N8879M · Substantial damage
  > fatigue failure of the propeller blade. Factors relating to the accident were: corrosion pit(s) on the propeller blade, and inadequate maintenance/inspection of the propeller.
- [NTSB ATL86FA082](https://openairdocs.org/ntsb/ATL86FA082.md): Beech A23 · Russellville, AL · Accident · 2 fatal · Field investigation · Final report · Feb 27, 1986 · N3536R · Substantial damage
  > Outboard half of one propeller blade separated during cruise flight. During the subsequent forced landing attempt the acft struck trees, severing the right wing, and crashed inverted. Front occupant seats separated from seat tracks. Examination of propeller…

## 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 ('1151204')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151204&occurrence=130

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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.