# NTSB investigations: Lycoming AEIO-540 series, OR

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 WPR14LA114](https://openairdocs.org/ntsb/WPR14LA114.md): Pitts S2C · Roseburg, OR · Accident · No injuries · Limited investigation · Final report · Jan 26, 2014 · N102ZT · Substantial damage
  > The pilot’s loss of orientation while scanning for airport traffic during the turn from the base to final legs of the traffic pattern, which resulted in his failure to maintain clearance from a tree.
- [NTSB SEA91FA203](https://openairdocs.org/ntsb/SEA91FA203.md): Christen Industries Pitts S-2B · Scappoose, OR · Accident · 1 fatal · Field investigation · Final report · Aug 10, 1991 · N77PW · Destroyed
  > The pilot's misjudgment of altitude, while performing an aerobatic maneuver, and his failure to maintain ground clearance.

## 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" = 'OR' 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 ('41568'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41568&state=OR

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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.