# NTSB investigations: Pratt & Whitney W-S1H&S3H, 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 MIA84IA147](https://openairdocs.org/ntsb/MIA84IA147.md): Grumman G-73T · Ft. Lauderdale, FL · Incident · No injuries · Incident investigation · Final report · Apr 17, 1984 · N2969 · Minor damage
  > After 2 unsuccessful attempts to 'ramp' the acft, plt took off again and flew to Ft. Lauderdale. Fly-by disclosed no nose landing wheel was present. Plt made landing on hard surface rwy. Metallurgical examination disclosed, nose gear strut assembly failed due…
- [NTSB MIA84IA077](https://openairdocs.org/ntsb/MIA84IA077.md): Grumman G-73 · West Palm Beach, FL · Incident · No injuries · Incident investigation · Final report · Feb 10, 1984 · N2969 · No damage
  > The acft experienced an elevator trim loss, encountered extreme 'shaking and vibration' of control column and tail section fluttering while on descent to Palm Beach int'l arpt. Investigation revealed that the end of the actuator shaft failed at a rivet hole…

## 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 ('52012'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52012&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.