# NTSB investigations: Lycoming TI0-540 series, AL: In flight collision with terrain/water

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 MIA00FA043](https://openairdocs.org/ntsb/MIA00FA043.md): Piper PA-32RT-300T · Pelham, AL · Accident · 1 fatal · Field investigation · Final report · Dec 8, 1999 · N39696 · Destroyed
  > The student pilot's decision to continue the visual flight rules flight into deteriorating visibility, and his failure to maintain altitude clearance with the terrain.
- [NTSB ATL91FA052](https://openairdocs.org/ntsb/ATL91FA052.md): Piper PA-31-350 · Munford, AL · Accident · 4 fatal · Field investigation · Final report · Feb 7, 1991 · N27818 · Destroyed
  > The pilot attempting visual flight in instrument meteorological conditions below the minimum safe altitude for terrain clearance. Contributing factors were the low ceiling and mountainous terrain.

## 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 ('41533')
    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" = 230))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41533&occurrence=230&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.