NTSB investigations
585 cases where the sequence of events included Landing gear not configured.
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\" = '095' 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" = '095' 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 DCA21WA165IncidentClass 5 · ForeignBoeing 787-9 · Sydney, AustraliaNTSB CEN21LA248Accident · No injuriesClass 3 · LimitedFinal reportBeech 1900 · Denver, COThe pilot’s failure to properly configure the airplane for landing, which resulted in a gear-up landing.NTSB WPR21LA209Accident · No injuriesClass 4 · LimitedFinal reportCessna TR182 · Prescott, AZThe pilot’s delayed deployment of the landing gear, which resulted in the collapse of the main landing gear.NTSB CEN21LA244Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 MK.I · Oak Island, MNThe failure of an O-ring in the landing gear system, which resulted in the inadvertent extension of the main wheel in the amphibious float. Contributing to the accident was the pilot’s decision to depart with a known hydraulic leak in the landing gear system.NTSB CEN21LA218Accident · No injuriesClass 4 · LimitedFinal reportCessna R182 · Tulsa, OKThe pilot’s inability to extend the main landing gear due to incomplete maintenance, which resulted in a partial wheels-up landing and the mechanic’s failure to follow proper maintenance procedures that led to the loss of main landing gear system hydraulic…NTSB GAA21WA179Accident · No injuriesClass 4 · ForeignCessna 182 · Neuquén, ArgentinaNTSB CEN21LA205Accident · No injuriesClass 4 · LimitedFinal reportCessna 310N · Carrollton, OHThe pilot’s failure to confirm the landing gear was down before landing due to distraction during the Before Landing checks, which resulted in a gear-up landing.NTSB GAA21WA078Accident · No injuriesClass 5 · ForeignLearjet 25 · Toluca de Lerdo, MexicoNTSB GAA21WA108Incident · No injuriesClass 5 · ForeignPiper PA28R · Tamuin, MexicoNTSB ERA21LA221Accident · No injuriesClass 4 · LimitedFinal reportCessna T337G · Patuxent River, MDThe pilot’s failure to extend the landing gear during approach, which resulted in a gear up landing.NTSB ERA21LA159Accident · No injuriesClass 4 · LimitedFinal reportCessna 210 · Marianna, FLThe failure of the alternator control unit housing plug connection, which resulted in insufficient battery power to fully extend the landing gear. Contributing to the accident was the pilot’s decision to not use the emergency gear extension handle to secure…NTSB WPR21LA134Accident · No injuriesClass 4 · LimitedFinal reportBeech G35 · Tucson, AZThe pilot’s distraction in the cockpit which interrupted his pre-landing checklist which resulted in his failure to configure the landing gear prior to touchdown.NTSB ERA21LA093Accident · No injuriesClass 4 · LimitedFinal reportBeech 95-B55 (T42A) · Westfield, MAThe pilot’s failure to maintain control of the airplane during the landing and his failure to confirm that the landing gear was extended before landing.NTSB CEN21LA105Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-30 · Navasota, TXThe pilot’s failure to extend the landing gear before landing.NTSB WPR21LA028Accident · No injuriesClass 4 · LimitedFinal reportCessna T210K · Los Alamos, NMThe pilot’s failure to extend the landing gear, which resulted in the airplane landing with the landing gear retracted.NTSB WPR20WA327IncidentClass 5 · ForeignCessna 210 · Criterion, South AfricaNTSB 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 WPR20CA286Accident · No injuriesClass 4 · Data collectionFinal reportNorthrop F5 · Reno, NVThe pilot's failure to complete the pre-landing checklist due to a distraction which resulted in a gear-up landing.NTSB CEN20CA363Accident · No injuriesClass 4 · Data collectionFinal reportBeech 55 · Athens, TXThe pilot’s failure to extend the landing gear during the approach and landing.NTSB WPR20CA243Accident · Minor injuriesClass 4 · Data collectionFinal reportQuest Kodiac 100 · Hunts Point, WAThe pilot’s failure to retract the landing gear during a water landing, which resulted in a nose over. Contributing to the accident was the pilot’s failure to properly use a prelanding checklist.NTSB ERA20CA257Accident · Minor injuriesClass 4 · Data collectionFinal reportKade Aventura II · Astor, FLThe pilot's failure to retract the amphibious airplane’s landing gear prior to the water landing, which resulted in a nose over.NTSB CEN20CA254Accident · Minor injuriesClass 4 · Data collectionFinal reportVolmer VJ22 · Erie, MIThe pilot's failure to ensure that the amphibious airplane’s wheels were retracted before attempting a water landing, resulting in a nose over during touch down. Contributing to the accident was the lack of a checklist available to the pilot.NTSB WPR20CA184Accident · No injuriesClass 4 · Data collectionFinal reportCessna P210 · Maricopa, AZThe pilot's failure to extend the airplane’s retractable landing gear before landing.NTSB ERA20CA203Accident · No injuriesClass 4 · Data collectionFinal reportBeech 36 · Batavia, NYThe pilot's failure to extend the landing gear during a precautionary landing after an electrical failure.NTSB ERA20CA187Accident · No injuriesClass 4 · Data collectionFinal reportAviat A1B · Guntersville, ALThe pilot's failure to retract the amphibious airplane's landing gear wheels prior to a water landing, which resulted in a nose over.NTSB ANC20CA045Accident · No injuriesClass 4 · Data collectionFinal reportGrumman G44 · Anchorage, AKThe pilot's failure to extend the landing gear for a runway landing, which resulted in a gear-up landing.NTSB CEN20CA164Accident · Minor injuriesClass 4 · Data collectionFinal reportCessna A185 · Anoka, MNThe pilot's inadvertent extension of the landing gear and his subsequent water landing with the wheels extended.NTSB ANC20CA044Accident · No injuriesData collectionFinal reportPiper PA31 · Buckland, AKThe pilot's failure to extend the landing gear before landing due to distraction by the condition of the runway and his failure to use the Before Landing checklist.NTSB CEN20LA149Accident · No injuriesClass 3 · LimitedFinal reportCessna 402 · Kirksville, MOA loss of engine power after takeoff for undetermined reasons.NTSB ERA20CA148Accident · No injuriesData collectionFinal reportAero Commander 500 · Opalocka, FLThe pilot's failure to extend the landing gear due to distraction and his delayed go-around, which allowed the airplane to get too low and contact the runway with the landing gear retracted.NTSB ERA20CA125Accident · No injuriesData collectionFinal reportCessna 510 · Daytona Beach, FLThe pilot's failure to lower the landing gear before landing. Contributing to the accident was the examiner’s failure to check that the landing gear was extended.NTSB CEN20LA095Accident · No injuriesClass 3 · LimitedFinal reportCessna 177RG · Chesterfield, MOThe flight instructor’s and student pilot’s failure to ensure that the landing gear was extended before landing.NTSB ERA20CA081Accident · Minor injuriesData collectionFinal reportPereyra Aventura · East Palatka, FLThe pilot's failure to properly configure the amphibious airplane for a water landing, which resulted in it flipping over.NTSB ANC20LA013Accident · No injuriesClass 3 · LimitedFinal reportPiper PA31 · Fairbanks, AKThe improper installation of a hydraulic line at the right main landing gear (MLG) unlock actuator, which resulted in a total loss of system hydraulic pressure and failure of the landing gear to extend. Contributing to the accident was the failure of the…NTSB WPR20LA024Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA28R · Ogden, UTThe flight instructor’s failure to raise the landing gear using the alternate system, which resulted in a reduced climb rate and impact with an obstacle. Contributing to the accident was the flight instructor’s lack of understanding of the backup landing gear…NTSB GAA20CA084Accident · No injuriesData collectionFinal reportBeech 55 · Broomfield, COThe pilot's unintentional retraction of the landing gear during the landing roll.NTSB ERA20LA035Accident · No injuriesClass 3 · LimitedFinal reportBeech 55 · Griffin, GAThe pilot’s failure to ensure that the airplane was properly configured for takeoff, which resulted in the inadvertent retraction of the landing gear during the takeoff roll and the airplane’s subsequent runway excursion.NTSB WPR20LA032Accident · No injuriesClass 3 · LimitedFinal reportBeech 36 · Hurricane, UTThe pilot’s failure to ensure that the landing gear was in the fully extended and locked position before landing. Contributing to the accident was the overload of the landing gear circuit for reasons that could not be determined.NTSB GAA20CA022Accident · No injuriesData collectionFinal reportBeech 36 · Douglas, GAThe pilot's failure to extend the landing gear due to intoxication during an unauthorized flight.NTSB ERA20LA006Accident · No injuriesClass 3 · LimitedFinal reportHonda HA-420 · Charleston, SCGround personnel’s use of an improper towbar adapter lug, which prevented the nose landing gear from extending.NTSB CEN19LA315Accident · No injuriesClass 3 · LimitedFinal reportPiper PA34 · Kingman, KSThe malfunction of the landing gear extension system for reasons that could not be determined with the available evidence.NTSB CEN19LA313Accident · No injuriesClass 3 · LimitedFinal reportJackson Velocity · Mack, COA propeller overspeed due to failure of the electronic ignition timing ring attachment screws, and a runway overrun during the subsequent forced landing.NTSB WPR19TA248Accident · Minor injuriesClass 3Final reportHall Kitfox · Nampa, IDThe owner's improper installation of the tailwheel, which resulted in the pilot's inability to maintain directional control during landing as a result of severe tailwheel vibrations.NTSB WPR19LA239Accident · No injuriesClass 3 · LimitedFinal reportPiper PA24 · Wendover, UTFailure of the landing gear solenoid, which resulted in failure of the landing gear position switch, and the pilot's subsequent inability to extend the gear using the manual emergency extension system for undetermined reasons.NTSB ERA19LA255Accident · No injuriesClass 3 · LimitedFinal reportCessna 310 · Tampa, FLThe failure of the right main landing gear to fully extend and lock for reasons that could not be determined.NTSB WPR19LA237Accident · No injuriesClass 3 · LimitedFinal reportCessna T210 · Eugene, ORThe failure of the landing gear electric motor to shut off after landing gear retraction, which resulted in the motor overheating, burning out, and producing smoke in the cockpit. The pilot’s decision to land with the landing gear retracted resulted in…NTSB GAA19CA494Accident · No injuriesData collectionFinal reportRockwell 690 · Stockton, CAThe pilot's delay in extending the landing gear and his improper movement of the landing gear lever, which led to a gear-up landing.NTSB ERA19LA239Accident · No injuriesClass 3 · LimitedFinal reportCessna 210 · Chattanooga, TNThe improper maintenance of the airplane’s landing gear system, which resulted in a hydraulic fluid leak and insufficient pressure to extend and lock the landing gear during the accident flight.NTSB WPR19LA201Accident · No injuriesClass 3 · LimitedFinal reportCessna R182 · King City, CAA landing gear collapse following an undetermined loss of electrical power, which prevented the landing gear from fully extending.NTSB ERA19TA233Accident · No injuriesClass 3Final reportBeech 95B55 · Sanford, FLThe pilot's failure to extend the landing gear during landing.