# NTSB investigations: Pratt & Whitney PW4000 series: Abnormal runway contact

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 DCA15WA015](https://openairdocs.org/ntsb/DCA15WA015.md): Boeing 747 422 · Frankfurt, Germany · Incident · No injuries · Foreign investigation · Oct 22, 2014 · N120UA · Minor damage
  > The German Federal Bureau of Aircraft Accident Investigation (BFU) has notified the NTSB of an accident involving a Boeing 747 that occurred on October 22, 2014. The NTSB has appointed a U.S. Accredited Representative to assist the BFU's investigation under…
- [NTSB DCA09RA041](https://openairdocs.org/ntsb/DCA09RA041.md): Mcdonnell Douglas MD11 · Narita, Japan · Accident · 2 fatal · Class 5 · Foreign · Mar 23, 2009 · N526FE · Destroyed
  > On March 23, 2009, at 0649 local time, a FedEx Boeing (McDonnell Douglas) MD-11 crashed upon landing at Narita International Airport (NRT), Narita, Japan. The flight originated at Guangzho Baiyun International Airport (CAN), Guangzho, China. Both pilots were…

## 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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52119')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '090'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/090/cases?engine=52119

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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.