# NTSB investigations: American Eurocopter AS350B3: External load event (Rotorcraft)

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 WPR20LA244](https://openairdocs.org/ntsb/WPR20LA244.md): American Eurocopter AS350 · Pioche, NV · Accident · 2 fatal · Class 3 · Limited · Final report · Jul 29, 2020 · N755AE · Destroyed
  > The pilot’s failure to maintain altitude from terrain and subsequent loss of helicopter control due to entanglement of the external load cable with the tail rotor.
- [NTSB GAA15CA258](https://openairdocs.org/ntsb/GAA15CA258.md): Airbus AS350 · Draper, UT · Accident · No injuries · Data collection · Final report · Sep 9, 2015 · N253HP · Substantial damage
  > The ground recovery team member's failure to secure a rescue rope during the helicopter loading process in steep terrain, resulting in the rope fouling the helicopter's main rotor system.
- [NTSB WPR14GA281](https://openairdocs.org/ntsb/WPR14GA281.md): American Eurocopter AS350B3 · Fallon, NV · Accident · Minor injuries · Final report · Jul 4, 2014 · N832PA · Substantial damage
  > A loss of tail rotor effectiveness, which resulted in an uncontrolled rotation and descent into terrain. Contributing to the accident was a sudden shift in wind conditions and the helicopter's high power demand condition due to its load weight and operating…

## 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.aircraft_model_code IN ('1145004', '1145002')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '480' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/480/sequence?model=1145004

---
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.