NTSB investigations
1,789 cases where the sequence of events included Landing gear collapse.
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\" = '094' 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" = '094' 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 WPR09LA390Accident · No injuriesLimited investigationFinal reportLuscombe 8A · Eatonville, WAThe loss of engine power due to fuel starvation as a result of the pilot's inadequate in-flight fuel management. Contributing to the accident was the airplane's lack of an interconnected fuel vent system.NTSB ERA09CA443Accident · No injuriesData collectionFinal reportCessna 172S · Alabaster, ALThe student pilot's failure to maintain directional control during landing.NTSB ERA09CA437Accident · No injuriesData collectionFinal reportPiper PA-34-200T · Lincoln Park, NJThe pilot's improper flare, which resulted in a bounced landing, and the subsequent collapse of the landing gear.NTSB WPR09LA383Accident · No injuriesLimited investigationFinal reportBeech 76 · Glendale, AZThe fatigue failure of the left main landing gear enhanced side brace assembly.NTSB WPR09LA457Accident · No injuriesLimited investigationFinal reportNorth American AT-6G · Ely, NVThe pilot's failure to maintain directional control during the landing roll.NTSB CEN09LA463Accident · No injuriesLimited investigationFinal reportPilgrim Samuel W JR RV-6 · Oshkosh, WIThe failure of the rudder pedal which resulted in the pilot's inability to maintain directional control of the aircraft.NTSB WPR09CA363Accident · No injuriesData collectionFinal reportPiper PA-28-181 · Metaline Falls, WAThe pilot’s failure, during the landing roll, to identify the end of the runway and stop the airplane within the space available.NTSB WPR09LA372Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Walla Walla, WAA tripped landing gear motor circuit breaker, which prevented the gear from fully locking in the down position, and subsequent collapse during landing. Contributing to the accident was the disabled landing gear warning horn.NTSB ANC09CA070Accident · No injuriesData collectionFinal reportDressen Donald L Back Count · Anchorage, AKThe pilot's failure to maintain directional control during the landing roll, resulting in a ground-loop and substantial damage to the airplane.NTSB ANC09CA066Accident · No injuriesData collectionFinal reportBeech G18S · Yakutat, AKThe pilot's failure to maintain directional control during landing, which resulted in a runway excursion, and main landing gear collapse.NTSB CEN09CA457Accident · No injuriesData collectionFinal reportCessna 310 · Fort Worth, TXThe failure of the pivot pin in the side brace of the right main landing gear resulting in the gear collapse during taxi for undetermined reasons.NTSB WPR09CA352Accident · No injuriesData collectionFinal reportCessna T210N · Corona, CAThe pilot's inadequate flare during touchdown, which resulted in a hard landing.NTSB ANC09LA064Accident · No injuriesLimited investigationFinal reportDouglas DC-3C · Skwentna, AKA fracture of the airplane's tailwheel shock absorber linkage during taxi, resulting in the collapse of the tailwheel.NTSB CEN09LA417Accident · No injuriesLimited investigationFinal reportCessna T210L · Santa Teresa, NMThe failure of the landing gear accumulator seal for undetermined reasons. Contributing to the accident was the pilot’s failure to confirm the status of the landing gear.NTSB WPR09CA319Accident · No injuriesData collectionFinal reportCessna LC-126C · Lincoln, CAA fatigue crack in the left main landing gear strut resulting in the collapse of the strut during the landing roll.NTSB ERA09CA373Accident · No injuriesData collectionFinal reportCessna 152 · Mt. Pleasant, SCThe pilot's improper recovery from a bounced landing.NTSB CEN09CA394Accident · Minor injuriesData collectionFinal reportSidler Mike Rotorway · Waxahachie, TXThe pilot’s failure to control his rate of descent during autorotation, which required an aggressive recovery maneuver and resulted in a sudden loss of tail rotor effectiveness.NTSB CEN09LA389Accident · No injuriesLimited investigationFinal reportPiper PA-31T1 · St. Louis, MOThe pilot’s failure to establish and maintain a stabilized final approach which resulted in a hard landing and runway overrun.NTSB CEN09CA386Accident · No injuriesData collectionFinal reportHubbell Prescott Pusher · Ashville, OHA partial loss of engine power due to propeller damage from being struck by the cabin-entry door, which inadvertently opened and departed the airframe for undetermined reasons during flight.NTSB WPR09CA306Accident · No injuriesData collectionFinal reportJenkins Jack Glastar SP · Coupeville, WAThe pilot’s improper landing flare that resulted in a hard landing on soft/grassy terrain.NTSB CEN09CA373Accident · Serious injuriesData collectionFinal reportCessna 172N · Marysville, OHThe pilot's inability to maintain directional control of the airplane during the landing roll for undetermined reasons.NTSB WPR09CA304Accident · No injuriesData collectionFinal reportStucker Virgil A Avid Magnu · Emmett, IDThe pilot's improper landing flare and recovery from a bounced landing.NTSB CEN09CA378Accident · No injuriesData collectionFinal reportPiper PA-24 · Urbana, OHA failure of the carburetor heat cable attach bracket which resulted in the inadvertent activation of carburetor heat and the subsequent loss of engine power during takeoff. Contributing to the accident was the pilot's operation of the aircraft with a known…NTSB WPR09LA297Accident · No injuriesLimited investigationFinal reportBellanca 17-31ATC · Roosevelt, UTThe retraction of the left main landing gear due to the failure of the extension and retraction actuator arm attach bolt. Contributing to the accident was the failure of maintenance personnel to discover the extensive elongation of the actuator attach fitting…NTSB WPR09CA291Accident · No injuriesData collectionFinal reportClarke Colin A Glastar · Wenatchee, WAThe pilot’s failure to maintain adequate airspeed, resulting in an aerodynamic stall and loss of control.NTSB ERA09CA342Accident · No injuriesData collectionFinal reportBeech F33A · Rock Hill, SCThe pilot's failure to correctly extend the landing gear before landing.NTSB WPR09CA289Accident · No injuriesData collectionFinal reportCessna 150 · Nampa, IDThe pilot's inadequate compensation for the wind conditions and failure to maintain directional control during the landing roll.NTSB WPR09LA290Accident · No injuriesLimited investigationFinal reportBellanca 14-19 · Columbia, CAThe failure of the left main landing gear drag link as a result of overstress fracture. Contributing to the accident was maintenance personnel's failure to detect a small crack in the left main landing gear drag link during the most recent annual inspection.NTSB ERA09IA338Incident · No injuriesIncident investigationFinal reportBombardier CL-600-2B1 · Atlanta, GAThe failure of the left main landing gear to extend due to high levels of particulate contamination in the hydraulic fluid.NTSB ERA09CA318Accident · No injuriesData collectionFinal reportPiper PA28 · Elberton, GAThe student pilot's improper recovery from a bounced landing.NTSB WPR09CA271Accident · No injuriesData collectionFinal reportS.O.C.A.T.A. Rallye 235 · Ontario, ORThe pilot's misjudged landing flare. Contributing to the accident was the pilot's lack of any experience in the make and model airplane.NTSB CEN09CA315Accident · No injuriesData collectionFinal reportHolsclaw Francis E Starduster · Ranger, TXThe pilot's inability to maintain directional control due to the buckling of the right landing gear as a result of corrosion.NTSB CEN09CA307Accident · No injuriesData collectionFinal reportBeech C35 · Englewood, COThe collapse of the landing gear due to the mechanic's failure to properly wire the landing gear squat switch.NTSB WPR09CA259Accident · Minor injuriesData collectionFinal reportVenus Trike · Kuna, IDThe complete loss of engine power for undetermined reasons, and the overload failure of the nose landing gear strut during the roll out over soft/rough terrain.NTSB CEN09CA301Accident · No injuriesData collectionFinal reportPiper PA-22-150 · Las Cruces, NMThe pilot's failure to maintain directional control while landing in a crosswind. Contributing to the accident was the pilot's decision to land on a runway with a prevailing crosswind.NTSB ERA09LA295Accident · No injuriesLimited investigationFinal reportDiamond Aircraft Ind DA 40 · Norwood, MAThe student pilot's failure to maintain directional control during the landing rollout, which resulted in excessive side loads to the right main landing gear and the separation of the outer main landing gear rib from the right wing.NTSB CEN09CA305Accident · No injuriesData collectionFinal reportFlight Design CT2K · Mitchell, SDThe pilot's inadequate compensation for the gusting winds during landing.NTSB ANC09CA039Accident · No injuriesData collectionFinal reportCessna 170B · Kenai, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground-loop. A factor contributing to the accident was the pilot's diverted attention during the landing.NTSB CEN09LA285Accident · Serious injuriesLimited investigationFinal reportRockwell International 112A · Metropolis, ILA total loss of engine power for undetermined reasons.NTSB WPR09LA242Accident · No injuriesLimited investigationFinal reportCessna 182M · Madera, CAThe pilot’s failure to maintain directional control of the airplane throughout the landing.NTSB CEN09CA253Accident · No injuriesData collectionFinal reportCessna 172N · Roanoke, TXThe partial loss of engine power due to a failure of the throttle control rod-end to carburetor arm hardware. A contributing factor was the pilot's decision to fly the airplane without a current annual inspection.NTSB CEN09CA280Accident · No injuriesData collectionFinal reportCessna 152 · Opelousas, LAA total loss of engine power due to fuel exhaustion as a result of the pilot's failure to refuel the airplane prior to flight.NTSB ERA09IA267Incident · No injuriesIncident investigationFinal reportCessna 402C · Nantucket, MAInstallation of an improper bearing in the landing gear actuator.NTSB ERA09CA265Accident · Minor injuriesData collectionFinal reportCessna 172E · Como, MSThe pilot's inadequate recovery from a bounced landing.NTSB CEN09CA268Accident · No injuriesData collectionFinal reportLuscombe 8 · Terrell, TXThe failure of the landing gear due to undetected corrosion.NTSB ERA09CA260Accident · No injuriesData collectionFinal reportFlight Design Ctsw · Chesapeake, VAThe student pilot's improper recovery from a bounced landing.NTSB WPR09LA204Accident · Minor injuriesLimited investigationFinal reportMaule M-5-235C · Los Angeles, CAThe pilot's inadequate compensation for the crosswinds and failure to maintain directional control during the landing roll.NTSB CEN09LA250Accident · Minor injuriesLimited investigationFinal reportJordan Don R Vans RV-6A · Arlington, TXA total loss of engine power due to the failure of both magnetos. Contributing to the accident was the lack of preventative maintenance/inspection of the magnetos.NTSB ERA09CA404Accident · No injuriesData collectionFinal reportCessna 172 · York, PAThe student pilot's improper recovery from a bounced landing.NTSB ANC09CA027Accident · No injuriesData collectionFinal reportCessna 180K · Bettles, AKThe pilot's selection of an unsuitable landing area.