# NTSB investigations: Pratt & Whitney Canada PT6A-60A, 1993

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 DEN93LA093](https://openairdocs.org/ntsb/DEN93LA093.md): Air Tractor AT-502 · Brookland, AR · Accident · No injuries · Limited investigation · Final report · Jul 30, 1993 · N7319V · Substantial damage
  > The pilot's failure to maintain adequate object clearance.
- [NTSB LAX93LA306](https://openairdocs.org/ntsb/LAX93LA306.md): Ayres S-2R-T34 · Tulare, CA · Accident · No injuries · Limited investigation · Final report · Jul 29, 1993 · N4016B · Substantial damage
  > the failure of the main gear inner lower tube assembly due to fatigue.
- [NTSB NYC93IA113](https://openairdocs.org/ntsb/NYC93IA113.md): Short Brothers SD3-60-200 · Atlantic City, NJ · Incident · No injuries · Incident investigation · Final report · Jun 14, 1993 · N711HJ · No damage
  > A malfunction of the cargo fire warning system which resulted in a false alarm.
- [NTSB CHI93MA143](https://openairdocs.org/ntsb/CHI93MA143.md): Beech C99 · Shelton, NE · Accident · 2 fatal · Major investigation · Final report · Apr 29, 1993 · N115GP · Destroyed
  > The deliberate disregard for the federal aviation regulations, gp express procedures, and prudent concern for safety by the two pilots in their decision to execute an aerobatic maneuver during a scheduled check ride flight, and the failure of gp express…
- [NTSB SEA93LA067](https://openairdocs.org/ntsb/SEA93LA067.md): Beech C-99 · Seattle, WA · Accident · No injuries · Limited investigation · Final report · Feb 25, 1993 · N63978 · Substantial damage
  > The improper starting procedure by the pilot of the Aeronca. A factor contributing to the accident was inadequate communications by the pilot of the Aeronca.
- [NTSB FTW93LA077](https://openairdocs.org/ntsb/FTW93LA077.md): Beech 65-A90 · Marfa, TX · Accident · No injuries · Limited investigation · Final report · Jan 30, 1993 · N363N · Substantial damage
  > The pilot's continued descent below the proper altitude. Factors were the dark night, fog, and the crew's poor coordination.

## 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 year(c."eventDate") = 1993
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52043', '51999'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52043&year=1993

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