# Major NTSB investigations: U/A Canada PT6A-27-28

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 CEN20MA044](https://openairdocs.org/ntsb/CEN20MA044.md): Piper PA 31T · Lafayette, LA · Accident · 5 fatal · Class 2 · Major · Final report · Dec 28, 2019 · N42CV · Destroyed
  > The pilot’s loss of airplane control due to spatial disorientation during the initial climb in instrument meteorological conditions.
- [NTSB ATL88MA048](https://openairdocs.org/ntsb/ATL88MA048.md): Beech C90 · Beaufort, SC · Accident · 2 fatal · Major investigation · Final report · Nov 30, 1987 · N4463W · Destroyed
  > At 0938, while clbg thru 9000', the plt was clrd to clb to FL 210. Aprx 10 min later, the ATC ctlr noted the acft's mode c rtrn wasn't being displayed on his scope. He tried to adz the plt, but couldn't establish radio contact. The acftbroke up in flt & the…
- [NTSB MIA86MA057](https://openairdocs.org/ntsb/MIA86MA057.md): Piper PA-31T · Jacksonville, FL · Accident · 2 fatal · Major investigation · Final report · Jan 10, 1986 · N700CM · Destroyed
  > While being vectored for an ILS rwy 7 apch, the plt was told to maint 3000' & advised he was flwg a Boeing 727. The min apch alt bfr intercepting the ILS glide slope (g/s) at the final apch fix/outer marker (om) was 1900'. As the acft was apchg the om, the…

## 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.board_report_url IS NOT NULL OR c."investigationClass" = 'Class 1' OR c."caseType" = 'Major - Launch')
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('61504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=61504&major=1

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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.