NTSB investigations
163 cases where the sequence of events included Dynamic rollover.
Cases, newest first
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 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 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 WPR15LA261Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Forest Grove, ORA partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB GAA15CA238Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Ronkonkoma, NYThe student pilot's loss of control during a hover, which resulted in ground contact and a dynamic rollover. Contributing to the accident was the flight instructor's lack of action to remediate the student pilot's control inputs and recover aircraft control.NTSB ERA15LA296Accident · No injuriesLimited investigationFinal reportBell 47G 3B 1 · Camden, ALA failure of the helicopter's hydraulic flight control systems for reasons that could not be determined due to the fire damage, and the pilot's inability to turn off the hydraulic system to relieve control pressure.NTSB CEN15CA261Accident · Minor injuriesData collectionFinal reportBrewer Sportcopter Votex M · Sikeston, MOThe pilot inadvertently reducing engine power to the idle position while maneuvering at a low altitude.NTSB GAA15CA032Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Fort Davis, TXThe pilot's failure to maintain control of the helicopter during flight, which resulted in the helicopter impacting terrain.NTSB WPR15CA119Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R22 Beta · San Bernardino, CAThe pilot's failure to maintain adequate clearance from the ground, which resulted in a loss of control and subsequent dynamic rollover.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.NTSB WPR13FA264Accident · Minor injuriesField investigationFinal reportRobinson Helicopter R44 II · Los Angeles, CAThe pilot’s loss of helicopter control following a precautionary landing, which resulted in a dynamic rollover.NTSB ANC13CA041Accident · No injuriesData collectionFinal reportBell Helicopter Textron 206L-1 · Anaktuvuk Pass, AKThe pilot's failure to maintain lateral control while hovering over an area of snow-covered terrain, in flat light conditions, which resulted in a dynamic rollover.NTSB CEN13CA053Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Bryan, TXThe pilot’s over-correction in an attempt to stabilize the helicopter during liftoff.NTSB ANC12CA111Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta II · Anchorage, AKThe flight instructor's inadequate supervision of the student pilot during a hovering autorotation, which resulted in a dynamic rollover.NTSB WPR12CA405Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Lake Newman, WAThe flight instructor's failure to maintain clearance from terrain while correcting for the student pilot's failure to maintain directional control of the helicopter.NTSB ANC12FA084Accident · 1 fatalField investigationFinal reportMcdonnell Douglas Helicopter 600N · Delta Junction, AKThe pilot’s failure to clear the left landing gear skid, which resulted in the entanglement of the left landing gear skid with a log, and his subsequent application of collective pitch, which resulted in a dynamic rollover.NTSB WPR12FA298Accident · 1 fatalField investigationFinal reportRobinson Helicopter R22 Beta · Murrieta, CAThe pilot's failure to maintain clearance from high vegetation while making a hovering turn, which resulted in a dynamic rollover.NTSB WPR12CA162Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Henderson, NVThe pilot did not maintain directional and yaw control of the helicopter during approach and landing, which resulted in a dynamic rollover.NTSB CEN12CA191Accident · No injuriesData collectionFinal reportBell 206L-3 · Southern Timbalier 52CAThe pilot’s inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.NTSB ANC12CA025Accident · No injuriesData collectionFinal reportHughes 369 · Trading Bay, AKThe pilot's selection of an unsuitable landing site in flat-light conditions, which resulted in an inadvertent dynamic rollover.NTSB ERA12LA210Accident · Minor injuriesLimited investigationFinal reportBell 206B · Titusville, FLThe flight instructor's attempted takeoff in gusting wind conditions while the student pilot was adjusting her anti-torque pedals, which resulted in a dynamic rollover event.NTSB ANC12LA017Accident · No injuriesLimited investigationFinal reportPzl-Swidnik SW-4 · Fairbanks, AKA loss of control during a simulated hydraulic emergency, which resulted in an inadvertent dynamic rollover from the which the pilot could not recover.NTSB ANC11LA108Accident · No injuriesLimited investigationFinal reportEurocopter AS 350 BA · Juneau, AKUpslope wind conditions while the helicopter was operating at ground idle, which resulted in the helicopter rollover. Contributing to the accident was the lack of manufacturer data regarding the effect of upslope wind conditions on helicopter ground idle…NTSB CEN11CA627Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Batesville, TXThe pilot’s inadequate preflight inspection that failed to ensure all tie-down clamps were removed prior to takeoff, which resulted in the helicopter’s dynamic rollover.NTSB CEN11CA524Accident · Minor injuriesData collectionFinal reportTexas Helicopter OH-13H/M74A · Creston, ILThe pilot's failure to maintain adequate skid clearance from the helicopter cart during landing, resulting in a dynamic rollover.NTSB CEN11CA303Accident · Minor injuriesData collectionFinal reportBell 206 · Venice, LAThe pilot's improper use of the collective and cyclic control during taxi operations, which induced a dynamic rollover.NTSB WPR11LA190Accident · Minor injuriesLimited investigationFinal reportBell 47G · Torrance, CAThe pilot did not maintain adequate altitude during takeoff, which resulted in ground contact and a dynamic rollover.NTSB ERA11CA201Accident · No injuriesData collectionFinal reportSchweizer 269C-1 · Mount Pocono, PAThe flight instructor's selection of an unsuitable landing site to practice autorotations, which resulted in an inadvertent dynamic rollover during touchdown.NTSB CEN11CA213Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Glenwood Springs, COThe pilot’s improper takeoff procedure, which resulted in a dynamic rollover when the left skid contacted the ground.NTSB CEN11CA167Accident · Serious injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Anoka, MNThe student pilot's control inputs that resulted in an inadvertent dynamic rollover and the CFI's inadequate supervision of the flight.NTSB WPR11CA011Accident · Serious injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Long Beach, CAThe student pilot's failure to maintain an adequate drift control and skid clearance from the ground and the CFI's inadequate supervision while hovering, resulting in dynamic rollover.NTSB WPR10CA478Accident · No injuriesData collectionFinal reportRobinson R22 · Portland, ORThe student pilot's decision to hover-taxi behind a jet, resulting in the helicopter encountering jet wash and rolling over.NTSB WPR10LA458Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Mammoth, CADynamic rollover of the helicopter during a precautionary landing.NTSB CEN10CA537Accident · Minor injuriesData collectionFinal reportLewis Brandon Scott Exterminator · Rockford, ILThe pilot's failure to maintain control of the gyrocopter while practicing takeoffs and landings.NTSB CEN10LA477Accident · No injuriesLimited investigationFinal reportBell 206B · Rocky Mount, MOA dynamic rollover inadvertently induced by the pilot during landing.NTSB ERA10CA319Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · West Palm Beach, FLThe CFI's failure to prevent ground contact during hover, which resulted in a dynamic rollover.NTSB ANC10CA040Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Seward, AKThe pilot's failure to maintain clearance from snow-covered terrain while hovering in flat light conditions, which resulted in a dynamic rollover.NTSB ERA10CA242Accident · No injuriesData collectionFinal reportSeymour Robert M Rotorway 162F · Dallas, GAThe student pilot's failure to maintain control of the helicopter during landing resulting in a roll over.NTSB CEN10CA156Accident · No injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Houston, TXThe student pilot's loss of directional control during takeoff, resulting in a dynamic rollover of the helicopter.NTSB WPR10CA100Accident · No injuriesData collectionFinal reportBell 206B · Kalispell, MTThe pilot's failure to maintain lateral drift control during landing.