NTSB investigations: Turbomeca ARRIEL-1SER
14 cases on aircraft whose registry engine model is Turbomeca ARRIEL-1SER, where the first occurrence was “Airframe/component/system failure/malfunction”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1989 | 1 |
|---|---|
| 2001 | 2 |
| 2002 | 4 |
| 2003 | 3 |
| 2004 | 2 |
| 2005 | 1 |
| 2007 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 ('60030')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 ('60030')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB LAX07IA115Incident · No injuriesIncident investigationFinal reportEurocopter AS 350 BA · Kahului, HIThe loss of tail rotor control due to wear damage to the pitch control input rod that resulted ultimately in the fatigue failure of the upper support yoke arm. Contributing factors were the improper maintenance inspection of the expansion pin assembly and the…NTSB CHI05FA192Accident · No injuriesField investigationFinal reportAerospatiale AS365N · Valparaiso, INThe loose tail rotor drive shaft coupling due to its improper installation by the operator's maintenance personnel, which resulted in the failure of the tail rotor drive shaft. An additional cause was the inability of the pilot to maintain control of the…NTSB NYC04FA117Accident · Serious injuriesField investigationFinal reportEurocopter AS-350BA · Brooklyn, NYThe pilot's failure to maintain control of the helicopter after a loss of hydraulic system pressure due to a failure of the hydraulic pump belt. Factors in this accident were the pilot's misidentification of a hydraulic failure, the pilot's subsequent failure…NTSB LAX04IA133Incident · No injuriesIncident investigationFinal reportEurocopter AS 350B · Las Vegas, NVthe tail rotor pitch change lever failed in fatigue due to improper installation by company maintenance personnel.NTSB LAX03LA225Accident · Minor injuriesLimited investigationFinal reportAmerican Eurocopter AS350BA · Temple Bar, AZthe pilot's failure to follow the published electrical system emergency procedures for a hot battery, and his misjudged landing flare during the terminal phase of the autorotation maneuver at low level.NTSB DEN03FA099Accident · 1 fatalField investigationFinal reportAgusta A109K2 · Salt Lake City, UTFatigue 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 FTW03LA081Accident · Minor injuriesLimited investigationFinal reportAerospatiale AS-350-BA · Venice, LAThe loss of tail rotor drive as a result of baggage coming in contact with the tail rotor blades after the aft cargo door was not secured. A contributing factor was the passenger's failure to follow the procedures for properly securing the helicopter's doors…NTSB LAX02FA281Accident · Minor injuriesField investigationFinal reportAerospatiale AS350BA · Peach Springs, AZthe pilot's failure to maintain an adequate airspeed and main rotor rpm during the landing approach as prescribed in the hydraulic pump failure emergency procedures found in the rotorcraft flight manual, thus resulting in a loss of control of the aircraft and…NTSB FTW02LA247Accident · No injuriesLimited investigationFinal reportEurocopter AS350B3 · Eagle Pass, TXThe insufficient length of the stepper motor rack inside the HMU, which caused the red "GOV" light to illuminate and the fuel metering valve to freeze causing the engine to automatically engage the manual mode.NTSB CHI02FA174Accident · 3 fatalField investigationFinal reportEurocopter France AS-350-B2 · Norfolk, NEA loss of tail rotor effectiveness and the pilot's failure to maintain control of the helicopter. Factors associated with the accident were the binding of the tail rotor pitch changed rod, the gusty wind conditions, and the pilot’s lack of total experience in…NTSB ANC02FA029Accident · No injuriesField investigationFinal reportEurocopter AS-350-B2 · Valdez, AKThe pilot's failure to disengage the hydraulic system, and maintain forward airspeed during landing as delineated in the emergency procedures section of the helicopter's operations manual, which resulted in a loss of control while hovering. Factors…NTSB FTW02FA017Accident · 2 fatalField investigationFinal reportAerospatiale AS350B2 · Roswell, NMThe seizing of the cyclic control for an undetermined reason. A contributing factor was the lack of altitude for the pilot to regain control of the helicopter.NTSB LAX01LA083Accident · Minor injuriesLimited investigationFinal reportEurocopter AS-350-B2 · Lihue, HIThe manufacturer's inadequate collective lock design, which resulted in the collective unlocking during a preflight check and subsequent unintentional liftoff and loss of helicopter control. The pilot's loss of control was due in part to the unavailability of…NTSB FTW90LA044Accident · No injuriesLimited investigationFinal reportAerospatiale AS-350B · Grand Prairie, TXManufacturer's failure to property install the left side components of the dual control system following its removal for additional completion work prior to delivery of the aircraft. Contributing to the accident was the failure of quality control personnel to…