NTSB investigations, 2011
112 cases where NTSB found Landing gear system.
Cases per year
| 2008 | 155 |
|---|---|
| 2009 | 109 |
| 2010 | 106 |
| 2011 | 112 |
| 2012 | 125 |
| 2013 | 97 |
| 2014 | 69 |
| 2015 | 74 |
| 2016 | 91 |
| 2017 | 83 |
| 2018 | 106 |
| 2019 | 102 |
| 2020 | 75 |
| 2021 | 84 |
| 2022 | 80 |
| 2023 | 89 |
| 2024 | 94 |
| 2025 | 96 |
| 2026 | 40 |
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\") = 2011
AND c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '010232'))
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") = 2011 AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '010232')) 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 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 ANC12CA012Accident · No injuriesData collectionFinal reportPiper PA-31-350 · Kaltag, AKThe pilot landed without lowering the landing gear. Contributing to the accident was the pilot's self-reported fatigue.NTSB ENG12IA013Incident · No injuriesIncident investigationFinal reportBeech 1900D · Denver International Airport, COA failure of the nose landing gear end cap due to fatigue. Contributing to the failure were the ineffective inspection and the unknown effect of grain direction on fatigue life.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 CEN12LA087Accident · No injuriesLimited investigationFinal reportAviat A-1B · Gainesville, TXThe right main gear tire contacting the brake caliper, which resulted in an uncommanded brake effect on the wheel.NTSB ANC12CA010Accident · No injuriesData collectionFinal reportCessna A185F · Talkeetna, AKA broken wheel/ski clevis pin, which allowed the ski to pivot upward and strike the right wing lift strut.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 ANC12TA008Accident · No injuriesFinal reportBellanca 8GCBC · Delta Junction, AKIce accretion in the main landing gear wheel brakes, which prevented the main landing gear wheels from rotating on landing, which resulted in the airplane nosing over.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 ERA12LA070Accident · No injuriesLimited investigationFinal reportCessna 172RG · Kissimmee, FLA fatigue failure of the right main landing gear pivot assembly, which prevented the landing gear from extending.NTSB CEN12CA042Accident · Minor injuriesData collectionFinal reportPiper PA-18-150 · West Fargo, NDThe pilot's excessive use of brakes during the landing roll before the tailwheel had made sustained contact with the runway.NTSB ERA12CA047Accident · No injuriesData collectionFinal reportPiper PA-18-135 · Dyersburg, TNThe pilot's inadvertent excessive braking during the landing roll.NTSB CEN12CA036Accident · No injuriesData collectionFinal reportCessna 210J · West Chicago, ILThe pilot's failure to extend the landing gear before touchdown due to his failure to use a checklist.NTSB ANC12CA004Accident · No injuriesData collectionFinal reportBellanca 7GCBC · Aniak, AKThe pilot's excessive use of brakes during landing.NTSB CEN12CA044Accident · No injuriesData collectionFinal reportAviat A-1 · Wolverton, MNThe pilot's inadvertent excessive braking during the landing roll due to momentary pain.NTSB WPR12CA016Accident · No injuriesData collectionFinal reportBeech D17S · Phoenix, AZThe pilot's failure to extend the landing gear.NTSB CEN12LA023Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Wadsworth, OHThe failure of the brake system during the landing roll, which was caused by a loss of hydraulic fluid as a result of a leak in the piston seal due to brake plates worn beyond their service limits.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 ERA11LA507Accident · No injuriesLimited investigationFinal reportMitsubishi MU-2B-25 · Atlanta, GAThe improper installation of the nose landing gear strut and subsequent collapse of the nose landing gear during landing.NTSB ANC11TA109Accident · No injuriesFinal reportCub Crafters CC18-180 · Palmer, AKThe pilot's excessive application of the brakes during landing, which resulted in a nose-over.NTSB WPR11CA468Accident · No injuriesData collectionFinal reportBeech 36 · Riverton, WYThe pilot's inadvertent retraction of the landing gear during the landing roll.NTSB CEN11LA658Accident · No injuriesLimited investigationFinal reportMark Divita RV-8 · Lancaster, TXThe failure of the tailwheel to remain locked during a crosswind landing, which resulted in a loss of directional control.NTSB CEN11CA661Accident · No injuriesData collectionFinal reportLuscombe 8A · Huntington, INThe failure of the right main landing gear strut due to internal corrosion.NTSB CEN11LA632Accident · Minor injuriesLimited investigationFinal reportPiper/Cub Crafters PA-18-150 · Long Lake, WIThe pilot's failure to complete the prelanding checklist, which resulted in the landing gear wheels not being retracted for the water landing.NTSB ANC11CA095Accident · No injuriesData collectionFinal reportCessna 170A · Anchorage, AKThe fracture of a hydraulic brake line fitting due to incorrect installation of the brake line by the pilot/owner, which resulted in a loss of brake pressure and subsequent loss of directional control during the landing roll.NTSB WPR11LA471Accident · No injuriesLimited investigationFinal reportPiper PA-44-180 · Phoenix, AZThe pilot's improper flare and hard landing, which resulted in the failure of the nose landing gear drag link in overstress.NTSB WPR11CA432Accident · Minor injuriesData collectionFinal reportTaylorcraft BC12-D · Lancaster, CAThe student pilot’s inadequate flare resulting in a hard landing. Contributing to the accident was the certified flight instructor's inadequate supervision.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 ERA11CA482Accident · No injuriesData collectionFinal reportQuestair Venture · Memphis, TNThe pilot's inability to maintain directional control during landing with a flat tire. Contributing to the accident was the failure of the left main landing gear tire for undetermined reasons.NTSB WPR11CA433Accident · No injuriesData collectionFinal reportSherman Craig W Glasair III · Kanab, UTThe pilot’s failure to maintain directional control during the landing roll, as a result of a flat left main landing gear tire.NTSB CEN11LA614Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Valparaiso, INThe pilot’s loss of directional control during landing. Contributing to the accident was the wear in the tailwheel assembly.NTSB ENG11IA047Incident · No injuriesIncident investigationFinal reportEmbraer EMB145 · Moline, ILThe uncommanded left deflection of the airplane's nose wheel likely due to seal deterioration and subsequent contamination within the Electrohydraulic Servo Valve (EHSV). Contributing to the incident was the undersized condition of the filter plugs within the…NTSB WPR11CA408Accident · No injuriesData collectionFinal reportCessna 140 · Kent, WAThe student pilot's inadvertent application of the brakes during the landing roll, which resulted in the airplane nosing over.NTSB CEN11CA640Accident · No injuriesData collectionFinal reportCessna T210M · Cahokia, ILA failure of a spring in the main landing gear actuation system that prevented the landing gear from extending.NTSB ERA11CA471Accident · No injuriesData collectionFinal reportPayne/Foster Glasair · Ocala, FLThe failure of the tailwheel locking mechanism to remain engaged while landing in a crosswind, which resulted in a loss of directional control and runway excursion.NTSB ANC11LA084Accident · No injuriesLimited investigationFinal reportGrumman G-44 · Dillingham, AKA loss of directional control during landing due to a rock lodged in the main landing gear wheel brake, resulting in a runway excursion and collision with terrain.NTSB ERA11LA466Accident · No injuriesLimited investigationFinal reportPiper PA46 · Manasses, VAAn undetermined nose landing gear steering anomaly or anomalies, which resulted in the pilot's inability to maintain directional control of the airplane during the landing rollout. The damage to the nose landing gear precluded a determination of the cause of…NTSB CEN11LA596Accident · No injuriesLimited investigationFinal reportSuminski Walter M Jabiru SP · Columbia, ILSeparation of the right main wheel during landing rollout for undetermined reasons.NTSB WPR11LA378Accident · No injuriesLimited investigationFinal reportCessna 210L · Seattle, WAA loss of electrical power while on final approach due to a depleted battery, which resulted in an intentional gear-up emergency landing.NTSB ANC11CA076Accident · Minor injuriesData collectionFinal reportPiper PA-18-135 · Coldfoot, AKThe pilot's inadvertent application of the right brake pedal during the landing roll, which resulted in a nose-over.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 CEN11LA536Accident · Serious injuriesLimited investigationFinal reportBellanca 14-13 · Stoughton, WIThe pilot’s improper preflight planning and his failure to gain proper airspeed during takeoff from a grass airstrip resulting in a stall, the loss of control, and subsequent impact with the trees. Contributing to the accident was the pilot operating the…NTSB WPR11CA358Accident · No injuriesData collectionFinal reportMcdonald Lynn B Avid Flyer Mark IV · Yamhill, ORThe pilot’s loss of directional control during landing rollout due to an unlocked tail wheel that was caused by a degradation of the tailwheel assembly mounting angle.NTSB ERA11LA428Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Darlington, MDInadequate maintenance of the helicopter's landing gear dampers, which resulted in a main rotor out-of-balance condition and ground resonance encounter.NTSB CEN11CA523Accident · No injuriesData collectionFinal reportCessna 195 · Oshkosh, WIThe failure of the left brake which resulted in a ground-loop.NTSB WPR11LA364Accident · No injuriesLimited investigationFinal reportNicholson 2000 · Sedona, AZThe pilot’s improper landing flare, which resulted in a hard landing.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 ANC11CA072Accident · No injuriesData collectionFinal reportAeronca 7AC · McCarthy, AKThe separation of the right main landing gear oleo strut assembly, resulting in the collapse of the main landing gear during the landing roll.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 WPR11CA447Accident · No injuriesData collectionFinal reportCessna 120 · Pendleton, ORThe pilot's excessive brake application while landing on rough terrain.