NTSB investigations: Rolls-Royce 250-C20B
8 cases on aircraft whose registry engine model is Rolls-Royce 250-C20B, where the defining event was Low altitude operation/event. 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
| 2010 | 1 |
|---|---|
| 2013 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2023 | 3 |
| 2024 | 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 ('54385')
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\" = '220'))
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 ('54385')
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" = '220'))
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 CEN24LA276Accident · No injuriesClass 4 · LimitedFinal reportBell 206 · Cornland, ILThe pilot was unable to see a wire due to the setting sun and the helicopter subsequently struck the wire.NTSB ERA23LA326Accident · Serious injuriesClass 4 · LimitedFinal reportHughes 369 · Elberon, VAThe pilot’s failure to maintain clearance from a power line structure arm, which resulted in main rotor blade contact.NTSB CEN23LA342Accident · 1 fatalClass 4 · LimitedFinal reportBell 206B · Denison, IAThe pilot’s inflight distraction, which resulted in his failure to see and avoid wires.NTSB CEN23LA308Accident · No injuriesClass 4 · LimitedFinal reportHughes 369D · Atchison, KSThe pilot’s failure to adequately survey a field for obstructions prior to a low-level aerial application pass, which resulted in an impact with a powerline.NTSB GAA19CA278Accident · Minor injuriesData collectionFinal reportBell 206 · Pittsfield, ILThe pilot's failure to maintain clearance from rising terrain during agricultural application operations.NTSB CEN18FA182Accident · 1 fatalField investigationFinal reportMD Helicopter 369D · Luling, LAThe pilot's failure to maintain clearance from the powerline structure while hovering, which resulted in an inadvertent collision with the structure and an uncontrolled descent into terrain.NTSB WPR13CA204Accident · No injuriesData collectionFinal reportBell 206B · Wells, NVThe pilot's failure to maintain clearance from an obstacle while maneuvering at a low altitude.NTSB CEN10CA428Accident · No injuriesData collectionFinal reportBell 206B · New Hampton, IAThe pilot's failure to maintain clearance from wires.