# NTSB investigations: Lycoming HIO-360 series, WY

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 LAX08LA196](https://openairdocs.org/ntsb/LAX08LA196.md): Schweizer 269C · Buffalo, WY · Accident · No injuries · Limited investigation · Final report · Jun 24, 2008 · N432MS · Substantial damage
  > The pilot's attempted downwind takeoff that resulted in an aborted takeoff. Contributing to the accident was the unsuitable terrain.
- [NTSB DEN99LA092](https://openairdocs.org/ntsb/DEN99LA092.md): Hughes 269A · Parkman, WY · Accident · Minor injuries · Limited investigation · Final report · Jun 1, 1999 · N7052L · Substantial damage
  > The pilot's inadequate in-flight planning by exceeding the helicopter's performance climb capability. Factors were the downdraft encountered during initial climb following takeoff, and the high density altitude.
- [NTSB DEN82DA021](https://openairdocs.org/ntsb/DEN82DA021.md): Hughes 269C · Bondurant, WY · Accident · No injuries · Final report · Jan 20, 1982 · N7402F · Substantial damage
  > The pilot stated that he became disoriented in a white out condition due to blowing snow during a landing attempt. He then lowered the collective to stop the blowing snow and the left side of the helicopter broke through the crust of a four foot thick snow…
- [NTSB DEN78FTC34](https://openairdocs.org/ntsb/DEN78FTC34.md): Hughes 269C · Douglas, WY · Accident · No injuries · Closed · Aug 5, 1978 · N9682F · Destroyed
- [NTSB DEN78DTC15](https://openairdocs.org/ntsb/DEN78DTC15.md): Hughes 269B · Douglas, WY · Accident · Minor injuries · Closed · Mar 3, 1978 · N9427F · 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" = 'WY' 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 ('41524'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41524&state=WY

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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.