NTSB investigations: Turbomeca ARRIEL-2B1
7 cases on aircraft whose registry engine model is Turbomeca ARRIEL-2B1, where the defining event was Hard landing. 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
| 2008 | 1 |
|---|---|
| 2011 | 1 |
| 2012 | 1 |
| 2017 | 1 |
| 2021 | 1 |
| 2025 | 2 |
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 ('60056')
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\" = '092'))
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 ('60056')
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" = '092'))
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 ERA26LA026Accident · No injuriesClass 4 · LimitedFinal reportEurocopter AS350 · Wetumpka, ALThe pilot’s improper recovery from a practice autorotation, which resulted in a hard landing. Contributing to the accident was the flight instructor’s inadequate supervision of the pilot receiving instruction.NTSB WPR25LA189Accident · No injuriesClass 4 · LimitedFinal reportAmerican Eurocopter AS350B3 · San Luis, AZThe pilot receiving instruction’s failure to properly recover the helicopter during an autorotative landing and the instructor pilot’s failure to intervene, which resulted in a hard landing.NTSB ERA21LA390Accident · No injuriesClass 4 · LimitedFinal reportEurocopter AS 350 B3 · Kinston, NCThe buckling of the tail boom as a result of a hard landing event of undetermined time and location.NTSB GAA18CA070Accident · No injuriesData collectionFinal reportEurocopter AS 350 · Santa Rosa, AZThe pilot’s improper landing flare, which resulted in a hard landing.NTSB WPR12CA118Accident · No injuriesData collectionFinal reportEurocopter AS 350 B3 · Poway, CAThe pilot's inadequate compensation for wind conditions during landing, which resulted in a hard landing.NTSB CEN12LA053Accident · Minor injuriesLimited investigationFinal reportEurocopter EC 130 B4 · Noblesville, INThe hard landing the pilot performed with a quartering tailwind, leading to the helicopter's rollover. Contributing to the accident was the pilot’s reliance on a weather service that did not provide a primary weather product.NTSB WPR09TA001Accident · No injuriesFinal reportEurocopter AS350B3 · Blaine, WAThe pilot's failure to maintain main rotor rpm, which resulted in a hard landing. Contributing to the accident were the flight instructor's delayed remedial action and inadequate supervision of the flight.