# NTSB investigations: Pratt & Whitney R-2800 series: Overrun

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 ANC85LA057](https://openairdocs.org/ntsb/ANC85LA057.md): Curtiss C-46R · Nulato, AK · Accident · No injuries · Limited investigation · Final report · Mar 14, 1985 · N7848B · Substantial damage
  > The acft continued off the end of the rwy and contacted a snow berm during the landing roll. The plt reported the rwy braking action as poor.
- [NTSB LAX84LA272](https://openairdocs.org/ntsb/LAX84LA272.md): Douglas DC-6A · San Manuel, AZ · Accident · Serious injuries · Limited investigation · Final report · Apr 28, 1984 · N92860 · Destroyed
  > The acft skidded off the departure end of the rwy collapsing the landing gear in a ditch as it caught on fire. This acftwas on a ferry flt and had several mechanical problems. Among these was the prop reversers which failed on landing. The anti-ice/de-ice…

## 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" = 340))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52026&occurrence=340

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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.