# NTSB investigations: Pratt & Whitney PT6A-34 series: Miscellaneous/other

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 WPR24LA300](https://openairdocs.org/ntsb/WPR24LA300.md): Pacific Aerospace 750XL · Mulino, OR · Accident · No injuries · Class 4 · Limited · Final report · Aug 31, 2024 · N902ST · Substantial damage
  > The skydiver’s unintentional parachute deployment and subsequent entanglement with the airplane’s horizontal stabilizer.
- [NTSB ERA15LA270](https://openairdocs.org/ntsb/ERA15LA270.md): Ayres S2R T34 · Climax, GA · Accident · No injuries · Limited investigation · Final report · Jul 9, 2015 · N524SL · Substantial damage
  > A loss of thrust on takeoff for reasons that could not be determined, because postaccident examination of the engine and propeller assembly did not reveal any mechanical anomalies that would have precluded normal operation.

## 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 ('52143')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '900'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/900/cases?engine=52143

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