# NTSB investigations: Turbomeca ARRIEL-1SER, UT

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 WPR15CA063](https://openairdocs.org/ntsb/WPR15CA063.md): Eurocopter AS 350 B2 Ecureuil · Bicknell, UT · Accident · No injuries · Data collection · Final report · Dec 16, 2014 · N352SL · Substantial damage
  > The pilot's failure to prevent the helicopter from settling with power while maneuvering at a low altitude, which resulted in a loss of control and subsequent hard landing.
- [NTSB WPR15CA040](https://openairdocs.org/ntsb/WPR15CA040.md): Aerospatiale AS350BA · Panguitch, UT · Accident · Minor injuries · Data collection · Final report · Nov 13, 2014 · N425U · Substantial damage
  > The flight instructor's delayed reaction in taking control of the helicopter during a student pilot's loss of control while landing.
- [NTSB DEN03FA099](https://openairdocs.org/ntsb/DEN03FA099.md): Agusta A109K2 · Salt Lake City, UT · Accident · 1 fatal · Field investigation · Final report · Jun 8, 2003 · N123RX · Destroyed
  > Fatigue of the tail rotor trunnion resulting in complete trunnion failure and subsequent tail rotor separation from the helicopter. Factors contributing to the accident were the low altitude, low airspeed, excessive tail rotor loading, and the worn tail-rotor…
- [NTSB DEN03LA020](https://openairdocs.org/ntsb/DEN03LA020.md): Aerospatiale AS-350BA · Monticello, UT · Accident · Minor injuries · Limited investigation · Final report · Dec 2, 2002 · N20840 · Substantial damage
  > the pilot's failure to maintain rotor rpm. A related factor was the presence of an object in the path during the touchdown.

## 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" = 'UT' 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 ('60030'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=60030&state=UT

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