NTSB investigations, 2014
14 cases where the sequence of events included Dynamic rollover.
Cases per year
| 2008 | 1 |
|---|---|
| 2009 | 12 |
| 2010 | 10 |
| 2011 | 8 |
| 2012 | 10 |
| 2013 | 2 |
| 2014 | 14 |
| 2015 | 6 |
| 2016 | 8 |
| 2017 | 12 |
| 2018 | 8 |
| 2019 | 14 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 16 |
| 2023 | 6 |
| 2024 | 9 |
| 2025 | 10 |
| 2026 | 8 |
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 year(c.\"eventDate\") = 2014
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '231' 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"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 year(c."eventDate") = 2014 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '231' 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
Run 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 CEN15TA017Accident · Minor injuriesFinal reportAirbus Helicopters AS 350 B3 · Lordsburg, NMThe pilot’s failure to maintain adequate drift control and skid clearance from the ground during takeoff, which resulted in a dynamic rollover when the aft right skid contacted a rock.NTSB CEN15CA007Accident · Serious injuriesData collectionFinal reportBell 206B · Atlanta, ARThe pilot's inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.NTSB CEN14LA520Accident · Minor injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Albuquerque, NMThe pilot's failure to maintain main rotor rpm during a pinnacle approach, which resulted in a loss of helicopter control and collision with terrain. Contributing to the accident was the pilot's decision to attempt the approach given the helicopter's weight…NTSB WPR14CA373Accident · Minor injuriesData collectionFinal reportBell 407 · Moab, UTThe pilot's failure to ensure adequate clearance from terrain while landing on sloped terrain.NTSB WPR14CA319Accident · No injuriesData collectionFinal reportBell 206B · Salinas, CAThe pilot's failure to ensure adequate clearance from ground obstacles during takeoff which resulted in loss of aircraft control.NTSB WPR14CA256Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Long Beach, CAThe pilot's failure to maintain aircraft control while maneuvering for landing.NTSB WPR14LA225Accident · No injuriesLimited investigationFinal reportEmery Mark Rotorway 162F · Merced, CAThe helicopter pilot/owner's decision to install a belt type not recommended by the kit manufacturer in the tail rotor drive system using the incorrect tension values, which led to the belt’s in-flight failure and the subsequent loss of tail rotor drive…NTSB ERA14CA259Accident · No injuriesData collectionFinal reportBrantly B 2B · Essex, MDThe pilot's failure to maintain helicopter control during landing resulting in a hard landing and a roll over.NTSB WPR14CA196Accident · No injuriesData collectionFinal reportBell 47G · Bakersfield, CAThe pilot's failure to maintain aircraft control after the helicopter's skid catching on the side of a trailer during takeoff, which resulted in a dynamic rollover.NTSB WPR14LA180Accident · Minor injuriesLimited investigationFinal reportBell 47G · El Monte, CAA partial loss of engine power during climbout due to a malfunctioning magneto and spark plugs.NTSB ERA14CA217Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Frederick, MDThe student pilot's failure to maintain directional control during the hover, and the flight instructors lack of remedial action, resulting in a dynamic rollover and structural damage to the helicopter.NTSB WPR14LA159Accident · Minor injuriesLimited investigationFinal reportBell 206B III · Missoula, MTA dynamic rollover during attempted liftoff.NTSB WPR14LA113Accident · No injuriesLimited investigationFinal reportBell 206 · Bountiful, UTThe pilots' inaccurate assessment of the snow depth on the landing zone, which resulted in a landing on snow deeper than that for which the helicopter was equipped and led to dynamic rollover.NTSB CEN14CA108Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Beaumont, TXThe student pilot not controlling the helicopter following a wind gust and the flight instructor's inadequate remedial action resulting in the helicopter rolling over on its side during a landing.