# NTSB investigations: Pratt & Whitney R-2800 series: Loss of control - on ground/water

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 ANC85FA118](https://openairdocs.org/ntsb/ANC85FA118.md): Douglas DC-6A · Egegik, AK · Accident · Minor injuries · Field investigation · Final report · Jul 7, 1985 · N2878F · Destroyed
  > Airplane accelerated to v 1 and struck through on sandy beach. The nose pitched up and the pilot lost directional control. The airplane struck adjacent bank caught fire. It was totally destroyed.
- [NTSB ANC83FA119](https://openairdocs.org/ntsb/ANC83FA119.md): Curtiss C-46A · Bettles, AK · Accident · Serious injuries · Field investigation · Final report · Jul 10, 1983 · N92853 · Substantial damage
  > Just after touchdown the acft rolled over a frost heave on the rwy surface and began veering to the right. The plt applied left brake and added pwr to the right eng but the acft continued going right until the right wing struck a hill adjacent to the right…

## 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 ('52026')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52026&occurrence=260

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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.