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NTSB investigations, 2020

28 cases where the defining event was Landing gear collapse.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

20082026

Where

Latest cases

Query with SQL

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 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

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 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 year(c."eventDate") = 2020
  AND 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 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…Dec 30, 2020 · N463ST · Substantial damage 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.Nov 6, 2020 · N720TX · Substantial damage NTSB DCA21WA019Incident · No injuriesClass 5 · ForeignFairchild 227 · Mendoza, ArgentinaNov 5, 2020 · LV-VDJ · Substantial damage NTSB 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.Nov 4, 2020 · N87GX · Substantial damage 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.Oct 30, 2020 · N76933 · Substantial damage NTSB WPR21WA026AccidentClass 4 · ForeignPiper PA46 · Limpopo Province, South AfricaOct 22, 2020 · N4322Y · Substantial damage NTSB 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.Oct 14, 2020 · N499CZ · Substantial damage 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.Oct 2, 2020 · N7798M · Substantial damage 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.Sep 30, 2020 · N8950R · Substantial damage NTSB DCA20WA140Accident · No injuriesClass 5 · ForeignBoeing 767 · Bucure?ti, RomaniaAug 28, 2020 · N423AX · Substantial damage NTSB WPR20LA290Accident · No injuriesClass 3 · LimitedFinal reportDiamond DA 40 · Benson, AZThe failure of the nose landing due to fatigue cracking.Aug 20, 2020 · N386MA · Substantial damage NTSB WPR20LA306Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-181 · Upland, CAThe failure of the right landing gear due to fatigue cracking.Aug 19, 2020 · N79MS · Substantial damage 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.Jul 22, 2020 · N9747H · Substantial damage 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.Jul 6, 2020 · N727P · Substantial damage 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.Jun 18, 2020 · N6602B · Substantial damage 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.Jun 15, 2020 · N87395 · Substantial damage NTSB WPR20LA252Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 30 · Salem, ORA fatigue failure of the right main landing gear trunnion.Jun 5, 2020 · N8244Y · Substantial damage 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.Jun 4, 2020 · N533K · Substantial damage 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.Jun 3, 2020 · N225CK · Substantial damage NTSB CEN20WA243Incident · No injuriesForeign investigationCessna P210 · Wevelgem, BelgiumThe government of Belgium has notified the NTSB of an accident involving a Cessna P210 airplane that occurred on June 03, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Belgium's investigation under the provisions of…Jun 3, 2020 · N6951Y NTSB ANC20LA053Accident · No injuriesClass 3 · LimitedFinal reportZenith Stol CH701 · Ambler, AKThe pilot’s improper decision to take off from unsuitable terrain, which resulted in impact with uneven terrain, the subsequent failure of the nosewheel fork, and a nose over.May 31, 2020 · N324WS · Substantial damage NTSB CEN20LA185Accident · No injuriesClass 3 · LimitedFinal reportCessna 501 · Houston, TXThe malfunction of the left main landing gear down lock, which resulted in a gear collapse upon landing.May 20, 2020 · N501KM · Substantial damage NTSB CEN20LA175Accident · No injuriesClass 3 · LimitedFinal reportBeech 1900 · San Antonio, TXThe failure of the left main landing gear upper drag leg arm due to substandard mechanical properties, which resulted in a collapse of the landing gear upon landing.May 9, 2020 · N31704 · Substantial damage NTSB ERA20CA171Accident · No injuriesClass 4 · Data collectionFinal reportMooney M20K · Athens, GAThe collapse of the left main landing gear for reasons that could not be determined based on the available information.May 3, 2020 · N231DW · Substantial damage NTSB ERA20CA152Accident · No injuriesData collectionFinal reportHolmgren Bearhawk · Ahoskie, NCThe collapse of the right main landing gear during a bounced, crosswind landing.Apr 17, 2020 · N118CR · Substantial damage NTSB CEN20LA084Accident · No injuriesClass 3 · LimitedFinal reportBeech 200 · St Louis, MOThe pilot’s loss of directional control and the subsequent nose landing gear collapse of for undetermined reasons.Feb 6, 2020 · N405PT · Substantial damage NTSB DCA20WA073Incident · No injuriesForeign investigationBoeing 757 · Keflavik, IcelandThe Icelandic Transportation Safety Board (ITSB) has informed the NTSB of an incident involving a Boeing 757-200, which occurred on February 7, 2020. The NTSB has appointed a U.S Accredited Representative to assist the ITSB investigation under the provisions…Jan 31, 2020 · TF-FIA · Minor damage NTSB GAA20WA105Accident · Minor injuriesForeign investigationCessna 172 · Cork, IrelandThe government of Ireland has notified the NTSB of an accident involving a CESSNA 172 airplane that occurred on January 06, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ireland's investigation under the provisions…Jan 6, 2020 · EI-DDX · Substantial damage