# NTSB investigations: Lycoming TI0-540 series, AL: In flight collision with object

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 ATL91FA040](https://openairdocs.org/ntsb/ATL91FA040.md): Rockwell 114 · Bessemer, AL · Accident · 4 fatal · Field investigation · Final report · Jan 20, 1991 · N4827W · Destroyed
  > Failure of the pilot to follow instrument flight rules (IFR) and maintain the minimum descent altitude (mda) during the VOR approach. Factors related to the accident were: darkness and the adverse weather conditions.
- [NTSB ATL82FKJ11](https://openairdocs.org/ntsb/ATL82FKJ11.md): Piper PA-32 · Muscle Shoals, AL · Accident · Serious injuries · Final report · Jan 22, 1982 · N31937 · Destroyed
  > During the approach the pilot stated that he could not extend the landing gear. At some point during the approach the aircraft broke out into VFR conditions. The pilot stated he had the airport in sight when the aircraft struck a 160,000 volt power line.…

## 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" = 220))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41533&occurrence=220&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.