# NTSB investigations: Pratt & Whitney JT8D-1, 1990

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 MIA91LA005](https://openairdocs.org/ntsb/MIA91LA005.md): Mcdonnell Douglas DC-9-31 · Cape Canaveral, FL · Accident · 1 fatal · Limited investigation · Final report · Oct 4, 1990 · N8923E · No damage
  > Failure of the captain to follow procedures, his improper in-flight planning/decision by allowing the aircraft to continue into the overhang (anvil) of a thunderstorm, failure of the passengers to abide by procedures/instructions concerning use of seat belts,…
- [NTSB ATL90IA060](https://openairdocs.org/ntsb/ATL90IA060.md): Douglas DC-9-31 · Louisville, KY · Incident · Minor injuries · Incident investigation · Final report · Jan 31, 1990 · N8978E · Minor damage
  > The disabling of the main landing gear torque link which allowed the truck to rotate freely. The torque link was disabled when excessive vibration was generated by excessive play of the torque link pins in their bushings.

## 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") = 1990
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52044'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52044&year=1990

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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.