# NTSB investigations: Lycoming GSO&IGSO-480 series, 1984

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 FTW84LA249](https://openairdocs.org/ntsb/FTW84LA249.md): Beech 65 · Zapata, TX · Accident · No injuries · Limited investigation · Final report · May 25, 1984 · N404C · Destroyed
  > According to law enforcement officers, the acft experienced double eng failure and made a forced landing in unimproved terrain. During the landing rollout the acft struck several trees. An intense post crash fire erupted destroying all but one wing tip of the…
- [NTSB FTW84FA190](https://openairdocs.org/ntsb/FTW84FA190.md): Beech 65 · Jennings, LA · Accident · 1 fatal · Field investigation · Final report · Apr 5, 1984 · N6RG · Destroyed
  > A popping or backfiring sound was heard by several people who later observed the acft flying at low altitude on what appeared to be a final approach to rwy 13 at Jennings arpt (located about 75 mi sw of the departure point.) No radios were onboard the acft so…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41529'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41529&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.