NTSB investigations
649 cases where the defining event was 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '094') 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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '094') 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 DCA12WA073Accident · No injuriesForeign investigationConvair 440 · Ciudad de Guatemala, GuatemalaNTSB ANC12TA035Accident · No injuriesFinal reportPiper PA-18-150 · Paxon, AKA separation of the right main landing gear suspension strut assembly due to overstress, which resulted in the collapse of the main landing gear while landing.NTSB WPR12FA193Accident · No injuriesField investigationFinal reportCessna 560XL · Eugene, ORAn uncommanded landing gear retraction after touchdown for reasons that could not be determined because postaccident examination did not reveal any mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN12CA272Accident · No injuriesData collectionFinal reportTucker-Hurni Starduster SA-300 · Vidalia, LAThe failure of the airplane’s right main landing gear due to a pre-existing fatigue crack and corrosion.NTSB DCA12WA161Incident · No injuriesForeign investigationBoeing 737 · Karachi, PakistanOn April 22, 2012, at about 12:35 local time, a Shaheen Boeing 737-400, registration number AP-BJN, operating as flight NL122 from Islamabad (ISB) to Karachi (KHI), Pakistan had the left main landing gear collapse upon landing KHI. It is reported that there…NTSB ERA12LA287Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Cross Keys, NJThe pilot's failure to maintain control of the airplane during landing, which resulted in the overstress and subsequent failure of the right main landing gear assembly.NTSB ERA12LA296Accident · No injuriesLimited investigationFinal reportJones SA105 · New Smyrna Beach, FLThe failure of the nose landing gear wooden attachment/support structure, which resulted in collapse of the nose landing gear during taxi. Contributing to the accident was the improper design of the nose landing gear attachment structure.NTSB CEN12CA215Accident · No injuriesData collectionFinal reportCessna 441 · Battle Creek, MIThe maintenance technician did not remove the tow bar prior to the flight.NTSB CEN12LA204Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Roanoke, TXThe pilot’s failure to follow the published emergency procedures to lower the landing gear following a loss of electrical power.NTSB ERA12IA187Incident · No injuriesIncident investigationFinal reportCessna 402B · Fort Lauderdale, FLThe overload fracture of the right main landing gear bellcrank and a securing bolt, which resulted in the collapse of the right main landing gear.NTSB ERA12LA188Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Culpeper, VAThe pilot's failure to use the manufacturer's checklist to troubleshoot the perceived malfunction and thereby ensure the position of the landing gear before landing. The reason the landing gear were not down and locked could not be determined, as no…NTSB ERA12CA140Accident · No injuriesData collectionFinal reportLuscombe 8A · Umatilla, FLA failure of the left main landing gear due to a preexisting crack and corrosion, which resulted in a loss of directional control during landing.NTSB ERA12LA132Accident · No injuriesLimited investigationFinal reportPiper PA-34-200T · Shelter Island, NYA hard landing, which resulted in a failure of the right main and collapse of the left main landing gear.NTSB ERA12LA117Accident · No injuriesLimited investigationFinal reportPiper PA-44-180 · Lawrenceville, GAThe mechanic's improper installation and lubrication of the bushing on the right main landing gear truss assembly, which resulted in the landing gear not locking in the down position.NTSB WPR12LA052Accident · No injuriesLimited investigationFinal reportBeech 76 · San Carlos, CAThe collapse of the right main landing gear during the turn off the runway due to the failure of the A-frame assembly.NTSB WPR12LA047Accident · No injuriesLimited investigationFinal reportCessna 310I · Sedona, AZThe collapse of the right main landing gear after landing for a reason that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation, and postaccident testing could not be performed due…NTSB ERA12WA091Incident · No injuriesForeign investigationPiper PA23 · Quibdo, ColombiaOn November 23, 2011, about 1717 UTC, a Piper PA-23-250, Colombian registration HK1263, operated by Aerolineas Alas de Colombia LTDA, experienced collapse of the left main landing gear during the landing roll at the El Carano Airport (SKUI), Quibdo, Colombia.…NTSB ERA12CA079Accident · No injuriesData collectionFinal reportBeech C-45G · Lyman, MSThe collapse of the right main landing gear during landing due to an encounter with soft terrain.NTSB ERA12LA069Accident · No injuriesLimited investigationFinal reportGrenier Raymond Vans Aircraft RV-8 · Nashua, NHThe right main landing gear collapse due to the overload fracture of the hardware for reasons that could not be determined during postaccident testing and examination.NTSB ERA12WA067Incident · No injuriesForeign investigationCessna 402 · Quibdo, ColombiaOn November 4, 2011, about 1640 UTC, a Cessna 402C, Colombian registration HK4417, registered to and operated by AeroEjecutivos De Antioquia S.A. experienced collapse of the left main landing gear during the takeoff roll from El Carano Airport (SKUI), Quibdo,…NTSB ERA12CA028Accident · No injuriesData collectionFinal reportPiper PA-28R-201T · Culpeper, VAThe pilot's inadequate knowledge of the airplane's emergency gear extension procedures, which resulted in his failure to successfully perform a manual extension of the landing gear.NTSB WPR11CA468Accident · No injuriesData collectionFinal reportBeech 36 · Riverton, WYThe pilot's inadvertent retraction of the landing gear during the landing roll.NTSB CEN11CA661Accident · No injuriesData collectionFinal reportLuscombe 8A · Huntington, INThe failure of the right main landing gear strut due to internal corrosion.NTSB ERA11LA484Accident · No injuriesLimited investigationFinal reportNorth American TB-25N · Georgetown, DEMaintenance personnel's inadequate examination of the main landing gear during the airplane’s most recent conditional inspection, which resulted in the fatigue failure of the right main landing gear shock strut drag arm during the landing roll.NTSB WPR11LA427Accident · No injuriesLimited investigationFinal reportStinson V77 · Tillamook, ORThe pilot’s loss of directional control while taxiing in a gusting tailwind.NTSB WPR11LA436Accident · No injuriesLimited investigationFinal reportTubbs S/Performance PA-18 225DD · Mile Hi Landing Strip, IDThe collapse of the left landing gear during landing for undetermined reasons.NTSB ANC11TA079Accident · No injuriesFinal reportDehavilland DHC-2 MK. I(L20A) · Northway, AKThe pilot's failure to identify unsuitable terrain for landing and subsequent contact with a dirt mound, resulting in the separation of the tailwheel from the airframe.NTSB WPR11LA370Accident · No injuriesLimited investigationFinal reportPiper J5A · Biddle, MTFailure of the left main landing gear strut during the landing roll due to a preexisting crack.NTSB CEN11LA494Accident · No injuriesLimited investigationFinal reportCessna T210L · Columbia, MOThe collapse of the right main landing gear during landing due to a lack of component lubrication, which resulted in the failure of the landing gear to lock once extended.NTSB ERA11LA357Accident · No injuriesLimited investigationFinal reportCessna 182F · Warrenton, VAThe fatigue failure of the left main landing gear due to inadequate maintenance inspection that did not detect and correct corrosion pitting.NTSB ANC11CA049Accident · No injuriesData collectionFinal reportChampion 7HC · Kenai, AKThe pilot's selection of unsuitable terrain for landing, resulting in the collapse of the main landing gear, and a nose over.NTSB ERA11IA316Incident · No injuriesIncident investigationFinal reportIsrael Aircraft Industries Gulfstream 200 · Newburgh, NYThe flight crew did not ensure that the landing gear selector handle was in the full down (extend) position. Contributing to the incident was inadequate checklist information.NTSB DCA11WA064Accident · No injuriesForeign investigationBoeing 737 · Brussels, BelgiumThe Belgium Air Accident Investigation Unit (AAIU) has notified the NTSB of an accident involving a B737-45D that occurred on May 26, 2011. The NTSB has appointed a U.S. Accredited Representative to assist the AAIU investigation under the provisions of ICAO…NTSB CEN11LA361Accident · No injuriesLimited investigationFinal reportFlournoy Martin R Flournoy MR S1S · Colorado Springs, COThe pilot’s loss of directional control during the landing rollout due to failure of the tailwheel assembly for undetermined reasons.NTSB CEN11LA357Accident · No injuriesLimited investigationFinal reportCessna T210M · Pueblo, COFailure of the landing gear to fully extend due to a failed o-ring in the nose gear actuator piston and a broken seal in the emergency landing gear extension system.NTSB CEN11IA341Incident · No injuriesIncident investigationFinal reportBeech 1900D · Denver, COThe fatigue failure of the nose landing gear (NLG) end cap, which resulted in insufficient hydraulic pressure to secure the left main landing gear into the down and locked position. Contributing to the fatigue failure was the NLG end cap’s non-optimum grain…NTSB ERA11LA264Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Meriden, CTMaintenance personnel's inadequate inspection of the main landing gear, which resulted in a failure of the right main landing gear’s inboard torque link lug due to a fatigue fracture. Contributing to the accident was owner's lack of compliance with a factory…NTSB ERA11LA231Accident · No injuriesLimited investigationFinal reportCessna 172RG · Okeechobee, FLThe failure of the main landing gear to lock in the extended position for undetermined reasons and both pilots’ failure to ensure that the landing gear was down and locked prior to landing.NTSB ERA11LA221Accident · No injuriesLimited investigationFinal reportCessna 310F · Sanford, FLThe failure of the nose landing gear due to inadequate servicing of the nose gear strut reservoir.NTSB CEN11LA254Accident · No injuriesLimited investigationFinal reportNorth American B25 · Encinal, TXThe co-pilot’s premature retraction of the landing gear during takeoff, which resulted in a gear collapse and impact with the runway surface.NTSB ANC11CA018Accident · No injuriesData collectionFinal reportCessna A185F · Aniak, AKThe inadvertent contact with a rut in the snow while taxiing, resulting in the collapse of the right main landing gear.NTSB ENG11WA054Incident · No injuriesForeign investigationBell 412 - EP · Zakum Field, United Arab EmiratesOn March 16, 2011, about 0718 coordinated universal time, a Bell 412EP helicopter, United Arab Emirates (UAE) registration A6-FLV, experienced a failure of the landing gear aft cross tube during loading of the helicopter at Zakum Field, UAE. The investigation…NTSB ERA11LA191Accident · No injuriesLimited investigationFinal reportCessna 414 · New York, NYThe improper rigging of the right main landing gear, which resulted in ovestress fractures of a bolt and aft lug on the trunnion assembly.NTSB CEN11FA220Accident · No injuriesField investigationFinal reportMooney M20J · Romeoville, ILThe collapse of the left main landing gear during the landing roll for undetermined reasons.NTSB CEN11LA173Accident · No injuriesLimited investigationFinal reportCessna 402 · Albuquerque, NMThe failure of the landing gear system for undetermined reasons.NTSB WPR11LA108Accident · No injuriesLimited investigationFinal reportPiper PA-28-201T · Santa Ana, CAThe failure of the left main landing gear due to the lack of lubrication.NTSB CEN11CA155Accident · No injuriesData collectionFinal reportCessna R182 · Houston, TXThe failure of the landing gear to fully extend and lock in the down position due to the inoperative electric pump motor.NTSB ERA11IA172Incident · No injuriesIncident investigationFinal reportMitsubishi MU-2B-20 · Walterboro, SCThe inadequate inspection and rigging of the nose landing gear downlock mechanism by maintenance personnel, which resulted in the failure of a bolt and the subsequent collapse of the nose gear during the landing roll.NTSB WPR11LA074Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Chino, CAFatigue cracking of the upper torque-link attach lugs on the left main landing gear strut, which resulted in separation of the left main landing gear during taxi.NTSB WPR11LA063Accident · No injuriesLimited investigationFinal reportChampion 7KCAB · Rialto, CAFatigue cracking of the left main landing gear leg, which resulted in a gear collapse during landing.