# NTSB investigations: Continental IO-520-D, 2020

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 ANC21LA002](https://openairdocs.org/ntsb/ANC21LA002.md): Cessna 185 · Anchorage, AK · Accident · No injuries · Class 4 · Limited · Final report · Oct 20, 2020 · N850WB · Substantial damage
  > The pilot receiving instruction’s failure to maintain directional control during the landing roll, which resulted in a runway excursion onto soft terrain. Contributing to the accident was the flight instructor's inadequate supervision of the pilot while…
- [NTSB CEN20CA320](https://openairdocs.org/ntsb/CEN20CA320.md): Cessna A188 · Memphis, MO · Accident · Minor injuries · Class 4 · Data collection · Final report · Jul 31, 2020 · N90834 · Substantial damage
  > The pilot did not remove the rudder gust lock during the preflight inspection, which resulted in a forced landing and collision with a tree.

## 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 year(c."eventDate") = 2020
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17236'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17236&year=2020

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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.