NTSB investigations, 2020
80 cases where the sequence of events included Landing gear collapse.
Cases per year
| 2008 | 124 |
|---|---|
| 2009 | 109 |
| 2010 | 95 |
| 2011 | 101 |
| 2012 | 101 |
| 2013 | 84 |
| 2014 | 75 |
| 2015 | 74 |
| 2016 | 143 |
| 2017 | 114 |
| 2018 | 130 |
| 2019 | 93 |
| 2020 | 80 |
| 2021 | 66 |
| 2022 | 65 |
| 2023 | 68 |
| 2024 | 107 |
| 2025 | 84 |
| 2026 | 76 |
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\") = 2020
AND 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 year(c."eventDate") = 2020 AND 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 ERA21LA238Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46R-350T · York, PAAn improper weld repair of the engine mount, which resulted in a fatigue failure of the mount and subsequent nose landing gear collapse. Contributing to the accident was maintenance personnel’s failure to accomplish the manufacturer’s service bulletin…NTSB CEN21LA099Accident · No injuriesClass 4 · LimitedFinal reportCessna 150K · Peyton, COThe student pilot did not maintain directional control of the airplane while landing. Contributing to the accident was the pilot’s diverted attention to the incorrect flap setting.NTSB CEN21LA097Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · Albion, NEThe pilot’s failure to maintain directional control during the landing with a tailwind.NTSB CEN21LA058Accident · No injuriesClass 4 · LimitedFinal reportTemco GC-1B · Waukegan, ILThe pilot’s failure to maintain directional control during takeoff with a crosswind that resulted in a ground loop and impact with terrain.NTSB CEN21LA108Accident · No injuriesClass 3 · LimitedFinal reportCirrus Design SR20 · Fort Worth, TXA failure of the nose wheel landing strut for reasons that could not be determined based on available information.NTSB DCA21WA019Incident · No injuriesClass 5 · ForeignFairchild 227 · Mendoza, ArgentinaNTSB WPR21LA037Accident · No injuriesClass 3 · LimitedFinal reportRemos Aircraft Gmbh Flugzeugbau GX · Glendale, AZThe material overstress failure of the airframe’s aluminum carry-through of the main landing gear.NTSB CEN21LA233Accident · No injuriesClass 3 · LimitedFinal reportCessna 140 · Edinburg, TXThe collapse of the airplane’s left main landing gear for a reason that could not be determined based upon the available evidence.NTSB WPR21WA026AccidentClass 4 · ForeignPiper PA46 · Limpopo Province, South AfricaNTSB ERA21LA021Accident · No injuriesClass 3 · LimitedFinal reportBeech 99 · Waterville, MEA failure of the right main landing gear drag leg support fitting and angle bracket as a result of multiple areas of fatigue cracking.NTSB CEN21LA009Accident · No injuriesClass 4 · LimitedFinal reportMooney M20F · Denver, COFailure of the landing gear motor that prevented the gear from extending fully to the down and locked position, which resulted in a gear collapse on landing and a subsequent loss of directional control.NTSB ERA20LA342Accident · No injuriesClass 4 · LimitedFinal reportBellanca 7GCB · DeFuniak Springs, FLThe failure of the left landing gear airframe cross tube during landing, due to corrosion hidden under riveted fairing.NTSB ERA20LA341Accident · No injuriesClass 3 · LimitedFinal reportTecnam P92 · Centerville, MDThe fatigue failure of the No. 1 cylinder exhaust valve spring retainer due to air trapped in the lubrication system, which resulted in a total loss of engine power.NTSB ERA20LA337Accident · No injuriesClass 4 · LimitedFinal reportLancair 235 · Chester, CTThe pilot's unstable approach, which resulted in a hard landing, and the separation of the left main landing gear.NTSB CEN20CA416Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172RG · Lafayette, INThe separation failure of a landing gear system hydraulic line and its compression fitting during cruise flight, which resulted in a partial gear up landing.NTSB ERA20LA344Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Laconia, NHThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapsing.NTSB CEN20CA411Accident · Minor injuriesClass 4 · Data collectionFinal reportCessna R182 · Marksville, LAThe pilot’s inadequate preflight inspection, during which he failed to ensure the landing gear handle in the “down” position which resulted in the landing gear retracting during takeoff, a loss of directional control, and a runway excursion.NTSB CEN20CA382Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Bellaire, MIThe pilot's loss of directional control during the landing roll.NTSB WPR20CA296Accident · No injuriesClass 4 · Data collectionFinal reportCessna Ector 305A · Amboy, CAThe pilot's failure to maintain directional control of the airplane during a precautionary landing which resulted in a ground loop.NTSB CEN20LA372Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 414 · Ray, MIThe pilot’s loss of directional control on takeoff.NTSB ERA20CA304Accident · No injuriesClass 4 · Data collectionFinal reportTecnam P92 · Charlottesville, VAThe student pilot’s improper landing flare, which resulted in a hard, bounced landing and a nose landing gear collapse.NTSB DCA20WA140Accident · No injuriesClass 5 · ForeignBoeing 767 · Bucure?ti, RomaniaNTSB WPR20LA288Accident · No injuriesClass 3 · LimitedFinal reportCessna 210 · Chino, CAThe failure of the engine-driven hydraulic pump, which resulted in the main landing gear not fully extending and locking into place during landing. Contributing to the accident was the failure of the emergency gear extension system for reasons that could not…NTSB CEN20CA371Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Willoughby, OHThe student pilot’s improper landing flare that resulted in a porpoise and collapsed nose landing gear.NTSB WPR20LA290Accident · No injuriesClass 3 · LimitedFinal reportDiamond DA 40 · Benson, AZThe failure of the nose landing due to fatigue cracking.NTSB WPR20LA306Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-181 · Upland, CAThe failure of the right landing gear due to fatigue cracking.NTSB DCA20LA138Accident · Serious injuriesClass 3 · LimitedFinal reportBoeing 767 · Los Angeles, CAThe left main landing gear’s failure to extend due to the separation of the brake rod retaining hardware from the aft inboard wheel for reasons that could not be determined based on the available evidence.NTSB WPR20CA271Accident · No injuriesClass 4 · Data collectionFinal reportRyan ST3KR · Port Townsend, WAThe pilot's failure to maintain directional control during landing, which resulted in a runway excursion and impact with vegetation.NTSB WPR20CA265Accident · No injuriesClass 4 · Data collectionFinal reportCessna 180 · Stanley, IDThe pilot's failure to maintain directional control during takeoff in crosswind conditions, which resulted in a ground loop.NTSB CEN20CA332Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA28R · Englewood, COThe flight instructor did not maintain a proper approach path and landing flare during a landing with a tailwind, which resulted in a hard landing and damaged landing gear. During the subsequent landing with damaged landing gear, the flight instructor lost…NTSB CEN20CA333Accident · No injuriesClass 4 · Data collectionFinal reportCub Crafters Carbon CUB EX · Marion, ILThe pilot's failure to attain/maintain directional control during landing that resulted in a ground-loop and collision with terrain.NTSB CEN20CA351Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Conway, ARThe pilot’s improper recovery from a bounced landing.NTSB WPR20CA254Accident · No injuriesClass 4 · Data collectionFinal reportCessna 182 · Clearwater, ORThe pilot's improper pitch attitude during the soft-field landing roll, which resulted in the tail striking the runway.NTSB ERA20CA268Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA 12 · Linconville, METhe pilot's improper landing flare, which resulted in a bounced landing and subsequent main landing gear collapse.NTSB ANC20CA071Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Palmer, AKThe pilot's loss of control during landing, which resulted in a ground loop and left main landing gear collapse.NTSB ERA20CA250Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Auburn, METhe student pilot's improper landing flare, which resulted in a hard landing on the nosegear and nosegear collapse.NTSB WPR20CA213Accident · No injuriesClass 4 · Data collectionFinal reportBeech 33 · Redmond, ORThe left seated flight instructor’s improper manipulation of the landing gear position selection lever to the up position while still on the landing roll, which ultimately resulted in a landing gear collapse during a subsequent landing.NTSB WPR20CA205Accident · No injuriesClass 4 · Data collectionFinal reportBeech 23 · Sedona, AZThe pilot's inability to maintain a climb after an attempted takeoff in high density altitude conditions, which resulted in a forced landing on a road and subsequent landing gear collapse.NTSB CEN20LA269Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT 602 · Weldon, ARThe total loss of engine power during cruise flight for reasons that could not be determined based on the available evidence.NTSB ERA20CA232Accident · No injuriesClass 4 · Data collectionFinal reportAyres S2R · Perry, GAThe reported malfunction of the aileron flight control system during takeoff for reasons that could not be determined.NTSB ERA20CA225Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Hollywood, FLThe student pilot's improper landing flare, and failure to recover from the ensuing bounced landing, which resulted in a subsequent nose landing gear collapse.NTSB WPR20LA187Accident · No injuriesClass 3 · LimitedFinal reportCessna 310 · Coeur D Alene, IDImproper maintenance of the landing gear system which resulted in a partial gear collapse during landing.NTSB WPR20CA185Accident · No injuriesClass 4 · Data collectionFinal reportVans RV 6 · Clovis, NMThe pilot's improper landing flare which resulted in a hard, bounced landing, and subsequent runway excursion. Contributing to the accident was the airplane’s aft center of gravity at the time of the accident.NTSB CEN20CA232Accident · Minor injuriesClass 4 · Data collectionFinal reportPiper PA46 · Ely, MNThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapse during a gusty landing.NTSB WPR20CA183Accident · No injuriesClass 4 · Data collectionFinal reportCessna 310 · Butte, MTThe pilot's failure to maintain clearance from a fence post during final approach which resulted in a damage to the left main landing gear, and its subsequent collapse during landing.NTSB ERA20LA230Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · Williston, FLThe pilot’s failure to maintain directional control while landing with a crosswind, which resulted in a runway excursion and nose landing gear collapse.NTSB WPR20CA188Accident · Serious injuriesClass 4 · Data collectionFinal reportCessna 177RG · Lynden, WAThe pilot's failure to maintain control of the airplane during the landing approach, which resulted in the airplane exceeding its critical angle of attack, an aerodynamic stall, hard landing, and a landing gear collapse.NTSB WPR20LA252Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 30 · Salem, ORA fatigue failure of the right main landing gear trunnion.NTSB CEN20CA212Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA28R · Corpus Cristi, TXThe pilot's failure to utilze the emergency landing gear extension procedure after a short-circuit within the normal landing gear system, which resulted in a landing gear collapse during landing.NTSB WPR20LA165Accident · No injuriesClass 3 · LimitedFinal reportOmf 100 · Glendale, AZMaintenance personnel’s failure to comply with the procedures of an airworthiness directive, which resulted in a fatigue failure of the longitudinal frame tube during landing and collapse of the right main landing gear.