NTSB investigations, TN
36 cases where the sequence of events included Landing gear collapse.
Cases per year
| 2008 | 2 |
|---|---|
| 2009 | 1 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2019 | 3 |
| 2020 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 3 |
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 c.\"eventStateOrRegion\" = 'TN' AND c.\"eventCountry\" = 'USA'
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 c."eventStateOrRegion" = 'TN' AND c."eventCountry" = 'USA' 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 ERA26LA357Accident · No injuriesClass 4 · LimitedInvestigation openGrumman American Avn. GA-7 · Knoxville, TNNTSB ERA26LA360Accident · No injuriesClass 4 · LimitedInvestigation openCessna 421B · Nashville, TNNTSB ERA26LA321Accident · No injuriesClass 4 · LimitedInvestigation openCessna R182 · Clarksville, TNNTSB ERA26LA028Accident · No injuriesClass 4 · LimitedFinal reportConsolidated Vultee 28-5ACF · Dayton, TNThe collapse of the left main landing gear due to the fatigue fracture of the lower landing gear actuator bolt.NTSB ERA25LA295Accident · No injuriesClass 4 · LimitedFinal reportCessna 195 · Memphis, TNFailure of the left main landing gear due to the loss of the protective paint coating and a change in the local surface finish from impermissible grinding, which resulted in fatigue cracking.NTSB ERA25LA022Accident · No injuriesClass 4 · LimitedFinal reportTextron T206H · Blountville, TNThe pilot’s failure to maintain directional control during takeoff and subsequent rejected takeoff, which resulted in a runway excursion. Contributing to the accident was the pilot’s failure to verify rudder trim setting prior to takeoff.NTSB ERA24LA385Accident · No injuriesClass 4 · LimitedFinal reportCessna 195 · Dyersburg, TNFailure of the tailwheel strut, which resulted in a loss of directional control during landing roll and a runway excursion.NTSB ERA24LA255Accident · Minor injuriesClass 3 · LimitedFinal reportTitan T51 · Madisonville, TNThe failure of the right main landing gear weldment due to fatigue cracking.NTSB ERA23LA264Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA28 · Lancaster, TNThe fatigue failure of an exhaust valve, resulting in a partial loss of engine power.NTSB ERA23LA166Accident · No injuriesClass 4 · LimitedFinal reportBeech C35 · Cleveland, TNThe retraction of the landing gear after landing for unknown reasons.NTSB ERA23LA016Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28 · Morristown, TNThe solo student pilot’s improper flare, which resulted in a hard landing.NTSB ERA22LA296Accident · No injuriesClass 4 · LimitedFinal reportAmerican Champion 8KCAB · Knoxville, TNThe inadequate maintenance of the left main landing gear through bolt, which resulted in a left main landing gear collapse and subsequent runway excursion during landing.NTSB ERA22LA230Accident · No injuriesClass 4 · LimitedFinal reportBeech C24 · Gallatin, TNA landing gear collapse due to the failure and/or separation of the pin in the right main landing gear.NTSB ERA20LA192Accident · No injuriesClass 3 · LimitedFinal reportBeech F90 · Knoxville, TNA failure of the left main landing gear scissors, which resulted in a landing gear collapse following a precautionary landing with the landing gear in an intermediate position..NTSB ERA20CA185Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA22 · Fayetteville, TNThe pilot's failure to maintain directional control during landing in gusting crosswind conditions.NTSB ERA20CA048Accident · No injuriesData collectionFinal reportCirrus SR22 · Union City, TNThe pilot's failure to maintain directional control during landing with a gusting crosswind, which resulted in a runway excursion and the left wing impacting grass.NTSB ERA19FA248Accident · Minor injuriesField investigationFinal reportTextron 680A · Elizabethton, TNThe pilot's continuation of an unstabilized approach despite recognizing associated cues and the flight crew's decision not to initiate a go-around before touchdown, which resulted in a bounced landing, a loss of airplane control, a landing gear collapse, and…NTSB ERA19TA222Accident · No injuriesClass 3Final reportLuscombe 8 · Sevierville, TNThe pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion and right main landing gear collapse.NTSB ANC18LA013Accident · No injuriesLimited investigationFinal reportCessna 172R · Huntingdon, TNA total loss of engine power for reasons that could not be determined because a postaccident engine examination and testing revealed no preimpact mechanical malfunctions or failures that would have precluded normal operation.NTSB GAA17CA504Accident · No injuriesData collectionFinal reportBoeing E75 · Centerville, TNThe pilot receiving instruction’s failure to maintain directional control during the landing roll and the flight instructor’s delayed remedial action.NTSB GAA17CA486Accident · No injuriesData collectionFinal reportCessna L19 · Nashville, TNThe pilot’s improper landing flare in crosswind conditions, which resulted in a bounced landing, and his subsequent failure to maintain directional control during the landing roll.NTSB ERA16LA320Accident · No injuriesLimited investigationFinal reportBeech B100 · Jackson, TNThe pilot’s improper landing flare, which resulted in a hard landing.NTSB ERA16LA260Accident · No injuriesLimited investigationFinal reportSorensen Danny Pitts S1 S · Somerville, TNThe failure of the left landing gear leg due to fatigue, which resulted in a ground loop during landing. Contributing to the accident was the airplane builder's installation of a custom-built landing gear rather than the landing gear included with the…NTSB DCA16LA032Accident · No injuriesLimited investigationFinal reportBoeing 737 3H4 · Nashville, TNthe flight crew's early turn towards the assigned gate because taxiway lighting had been inadvertently turned off by the controller-in-charge which resulted in the airplane leaving the paved surface. Contributing to the accident was the operation of the…NTSB ERA15LA183Accident · No injuriesLimited investigationFinal reportAeronca 7AC · Spring City, TNThe pilot's failure to properly apply carburetor heat in conditions conducive to carburetor icing, which resulted the accumulation of carburetor ice and the subsequent total loss of engine power.NTSB ERA14LA108Accident · No injuriesLimited investigationFinal reportEnstrom F 28A · Memphis, TNA skid tube clamp weld failure due to high residual stress, which resulted in a skid collapse during landing. Contributing to the accident was the airplane manufacturer’s lack of adequate guidance for periodically inspecting the skid tube clamp.NTSB ERA13CA404Accident · No injuriesData collectionFinal reportCessna 172N · Knoxville, TNThe student pilot's improper flare and improper recovery from a bounced landing.NTSB ERA13CA345Accident · Serious injuriesData collectionFinal reportJim Braddock Just Aircraft Highla · Limestone, TNThe pilot’s improper recovery from a bounced landing.NTSB ERA13LA312Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Jackson, TNA failure of the right main landing gear wheel rim during the landing roll, resulting in a loss of control and a subsequent collapse of the right main landing gear.NTSB ERA12CA408Accident · Minor injuriesData collectionFinal reportCessna 195B · Millington, TNThe pilot's failure to maintain directional control during the landing roll.NTSB ERA12LA299Accident · No injuriesLimited investigationFinal reportCessna 210 · Gatlinburg, TNFailure of the nose landing gear down pressure hose, which resulted in the main landing gear being unable to lock and collapse of the main landing gear during the landing roll.NTSB ERA12CA232Accident · No injuriesData collectionFinal reportPiper PA-28R-180 · Dover, TNThe pilot's failure to maintain directional control during takeoff in gusty wind conditions, which resulted in a collision with an object and a landing gear collapse during the subsequent landing.NTSB ERA11LA203Accident · No injuriesLimited investigationFinal reportCessna 150H · Maury City, TNThe pilot's failure to attain the proper glidepath during on off-airport landing.NTSB ERA09LA446Accident · No injuriesLimited investigationFinal reportLobb Kenneth CH 701 · Murfreesboro, TNA total loss of engine power due to the improper installation of the alternator drive gear.NTSB ERA09CA006Accident · No injuriesData collectionFinal reportBeech F17D · Moscow, TNThe mechanical failure of the landing gear actuation chain.NTSB MIA08LA185Accident · No injuriesLimited investigationFinal reportBellanca 17-30A · Sparta, TNFailure of the nose landing gear mount during a normal landing due to an improper weld.