# NTSB investigations: Lycoming IO-720 series, MN

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 CEN10LA127](https://openairdocs.org/ntsb/CEN10LA127.md): Hawker Beechcraft 65-B80 · Minneapolis, MN · Accident · No injuries · Limited investigation · Final report · Feb 24, 2010 · N132BA · 2 aircraft · Minor damage
  > The pilot of the other airplane not setting the parking brake adequately while holding for departure. Contributing to the accident was the pilot of the other airplane being distracted while doing his paperwork.
- [NTSB MKC89LA198](https://openairdocs.org/ntsb/MKC89LA198.md): Beech 80 · Littlefork, MN · Accident · No injuries · Limited investigation · Final report · Sep 21, 1989 · N132BA · Substantial damage
  > Total failure of the electrical system during IFR operations & the aircraft's collision with a rock fence during the subsequent gear-up precautionary landing.
- [NTSB CHI86LA153](https://openairdocs.org/ntsb/CHI86LA153.md): Piper PA-36-375 · Breckenridge, MN · Accident · No injuries · Limited investigation · Final report · Jun 13, 1986 · N6184A · Substantial damage
  > Aircraft collided with a truck while engaged in aerial application work. Pilot was unable to maintain control and the aircraft collided with terrain after an uncontrolled descent. Investigation revealed that the aileron had separated due to the collision.
- [NTSB MKC79DER42](https://openairdocs.org/ntsb/MKC79DER42.md): Piper PA-36 · Sabin, MN · Accident · Minor injuries · Closed · May 26, 1979 · N3958E · Substantial damage

## 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" = 'MN' 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 ('41546'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41546&state=MN

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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.