# NTSB investigations: Pratt & Whitney R-1830 series, TX

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 WPR18FA201](https://openairdocs.org/ntsb/WPR18FA201.md): Douglas DC3 · Burnet, TX · Accident · Serious injuries · Class 2 · Field · Final report · Jul 21, 2018 · N47HL · Destroyed
  > The copilot's failure to maintain directional control during the initial takeoff roll and the pilot's failure to adequately monitor the copilot during the takeoff and his delayed remedial action, which resulted in the airplane briefly becoming airborne and…
- [NTSB CEN16CA126](https://openairdocs.org/ntsb/CEN16CA126.md): Nakajima A6M2 Model 21 · Midland, TX · Accident · No injuries · Data collection · Final report · Mar 15, 2016 · N8280K · 2 aircraft · Substantial damage
  > The Goodyear pilot did not see and avoid the Nakajima ahead on the taxiway.
- [NTSB FTW70A0002](https://openairdocs.org/ntsb/FTW70A0002.md): Douglas DC3A · Austin, TX · Accident · No injuries · Closed · Jul 19, 1969 · N25661 · Substantial damage

## 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."eventStateOrRegion" = 'TX' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52020'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52020&state=TX

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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.