# NTSB investigations: Lycoming 0-540 series, 1984, ND

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 DEN84LA236](https://openairdocs.org/ntsb/DEN84LA236.md): Piper PA-25-235 · Webster, ND · Accident · No injuries · Limited investigation · Final report · Jul 24, 1984 · N6749Z · Substantial damage
  > Plt stated the engine began to sputter during an ag flt. A forced landing was made in a wheat field during which the left main gear collapsed and the left wing contacted the ground. Investigation revealed the acft was fueled from an unfiltered 5 gallon can…
- [NTSB DEN84FA085](https://openairdocs.org/ntsb/DEN84FA085.md): Cessna TR182 · Tappen, ND · Accident · 1 fatal · Field investigation · Final report · Feb 3, 1984 · N737QE · Destroyed
  > The private non-instrument rated plt received two weather briefings before the flight. During the last briefing at 1350 MST, he was informed that VFR flt was not recommended. At 1554 MST, the acft departed crystal arpt in a westerly direction. Several…

## 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") = 1984
  AND c."eventStateOrRegion" = 'ND' 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 ('41532'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41532&state=ND&year=1984

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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.