# NTSB investigations: Pratt & Whitney Canada PW120, 2001

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 SEA01IA161](https://openairdocs.org/ntsb/SEA01IA161.md): de Havilland DHC-8-102 · Portland, OR · Incident · No injuries · Incident investigation · Final report · Aug 28, 2001 · N827PH · No damage
  > Improper tension of the right control yoke chain; a worn right aileron spring tab hinge bearing; improper tension of the left aileron spring tab aft spring and worn contact stud; improper tension of the right aileron spring tab and a worn contact stud; a worn…
- [NTSB DCA01MA056](https://openairdocs.org/ntsb/DCA01MA056.md): de Havilland Dash 8-100 · Washington, DC · Accident · 1 fatal · Major investigation · Final report · Aug 5, 2001 · N935HA · Minor damage
  > The ramp agent's impaired performance due to his hyperthyroidism, which was exacerbated by the heat and was inadequately controlled by medication, and possibly also due to the use of an antianxiety medication.
- [NTSB MIA01LA131](https://openairdocs.org/ntsb/MIA01LA131.md): Aerospatiale ATR 42-300 · Atlantic Ocean (Atlantic Ocean) · Accident · Serious injuries · Limited investigation · Final report · Apr 26, 2001 · N223AT · No damage
  > The in-flight encounter with moderate to severe turbulence in clouds resulting in the serious injury to the flight attendant. A contributing factor in the accident was the poor in-flight planning by the captain for his allowing beverage service to continue…
- [NTSB SEA01FA059](https://openairdocs.org/ntsb/SEA01FA059.md): de Havilland DHC-8-102 · Portland, OR · Accident · No injuries · Field investigation · Final report · Mar 6, 2001 · N822PH · Substantial damage
  > The failure of the number 5 engine bearing assembly followed by the disconnection of the P2.5/P3 switching valve to rear inlet case sealing air tube and the melting of the NL probe port (sealing tube) which allowed an oil fed fire beyond the constraints of…

## 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") = 2001
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52114'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52114&year=2001

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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.