NTSB investigations
285 cases where the first occurrence was “Gear collapsed”.
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 190) 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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 190) 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 LAX85LA167Accident · No injuriesLimited investigationFinal reportCessna T210N · Santa Barbara, CADuring arrival at Santa Barbara, the plt was unable to extend the ldg gear. Efforts at gear extension using the emergency hand pump failed & the plt landed with the acft's gear partially extended. An exam of the acft revealed an electrical problem of…NTSB CHI85LA105Accident · No injuriesLimited investigationFinal reportCessna 172RG · Lawrenceville, ILThe private plt & his instructor were practicing instrument approaches. The instructor stated that the fuel gages were reading low & the VOR needle was oscillating, so they decided to make a straight-in landing. He stated that they lowered the gear & flaps,…NTSB FTW85LA101Accident · No injuriesLimited investigationFinal reportSwearingen SA26-T · Dallas, TXThe landing gear retracted during the takeoff roll & the acft dropped to the rwy surface & slid to a stop. No obvious reason for the unwanted retraction was noted by FAA maintenance personnel who did a post accident exam of the acft. The gear selector handle…NTSB MKC85FA032Accident · No injuriesField investigationFinal reportSwearingen SA226TC · Harrison, ARThe acft was being operated as skyways flt 488. The first officer was flying the acft. The acft touched down on the rwy aprx 1584 feet from the approach end and after a short roll, the landing gear warning horn sounded and the left wing settled to the ground.…NTSB MIA85LA017Accident · Minor injuriesLimited investigationFinal reportPiper PA-23-250 · Williston, FLThe left seat pilot stated that he was doing touch and go landings on runway 04. He continued to state that on the last landing he touched down on the runway, then added full power and retracted the flaps, but inadvertantly retracted the landing gear. The…NTSB LAX84LA430Accident · No injuriesLimited investigationFinal reportBeech A36 · Van Nuys, CAThe acft landed 'gear up' during practice takeoffs and landings. The plt stated that he 'forgot' to extend the landing gear prior to landing. The tower had given him instructions to 'make a short approach.' No mechanical problems were reported.NTSB SEA84LA189Accident · No injuriesLimited investigationFinal reportMooney M20E · Scappoose, ORPlt lowered gear in traffic pattern and gear down and locked green light was received. Plt failed to check the gear bar indicator. Acft touched down with gear extended 1/4 of the way. Inspection revealed landing gear motor bearingswere worn out.NTSB CHI84IA224Incident · Minor injuriesIncident investigationFinal reportBeech 99 · Chicago, ILLanding gear extended but not locked. Crew could not rectify situation by using normal and emergency gear extension procedures. Gear collapsed on touchdown. Investigation disclosed a fatigue crack in rt main gear hydraulic actuator allowing a loss of…NTSB MIA84IA177Incident · No injuriesIncident investigationFinal reportGrumman G-111 · West Palm Beach, FLAfter a repositioning flt, the main gear collapsed. An exam of the hand pump selector control valve revealed that one of the two dump ports for thr flap position had a hydraulic leak. Reportedly, this allowed system pressure to retract the gear. The valve,…NTSB MKC84LA137Accident · No injuriesLimited investigationFinal reportBeech BE95A55 · Springfield, MOThe acft landing gear collapsed during landing. The plt said he was following a metroliner & put the gear handle 'down' but does not remember the gear indicators. He reduced the throttles to about 11 inches of manifold pressure & does not remember hearing a…NTSB MIA84LA131Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Titusville, FLThe plt could not get the left main gear extended for landing and then could not get the right main and nose gear to retract for a'belly'landing. The acft was landed on the sod beside the rwy with the left main retracted. The nose gear collapsed during the…NTSB LAX84LA240Accident · No injuriesLimited investigationFinal reportBeech 95-B55 · Phoenix, AZThe gear was inadvertently retracted at about 50 mph by the pilot in command during landing roll.NTSB MIA84LA087Accident · No injuriesLimited investigationFinal reportBeech B-58 · Tallahassee, FLThe acft landed with the right main gear & nose gear stuck in the retracted position, with the left main gear stuck in the extended position. Investigation revealed that the landing gear actuating rod had failed.NTSB LAX84LA159Accident · No injuriesLimited investigationFinal reportBeech D55 · Monterey, CAAccording to the plt, he extended the gear & flaps before landing, & on final apch, he rechecked that the gear was down & the green gear down & locked light was illuminated. He & both passengers reported that the acft touched down on the wheels, then it…NTSB CHI84FA076Accident · No injuriesField investigationFinal reportBeech BE-99 · Galesburg, ILThe main gear retracted while the acft was being taxied to the taxioff position. Investigation revealed that a landing gear maintenance valve PN22400-1, SN19 manufactured by airright inc had corroded and was allowing stray voltage to cyclethe landing gear…NTSB ATL84LA011Accident · No injuriesLimited investigationFinal reportBeech 58 · Montgomery, ALDuring an apch to land, the plt lowered the gear handle, but observed that the nose gear light did not come on & the right main gear light was flickering. Consequently, he recycled the gear operation. After that, he reportedly saw all 3 indicating down &…NTSB LAX83LA440Accident · No injuriesLimited investigationFinal reportBeech A36 · Redding, CAReportedly, during the landing roll, the acft settled while the gear was in transit. At that time, the flaps were in the down position & were damaged. According to the plt, the gear lights were green. Later, he said that something may have gone wrong with the…NTSB MKC83LA183Accident · No injuriesLimited investigationFinal reportBeech M35 · Sioux City, IAThe plt stated that the landing gear switch was down when he started tha takeoff roll. When the acft had accelerated to aprx 50 mph during the takeoff roll, the landing gear retracted/collapsed, nose wheel first, followed by the main gear. The plt stated that…NTSB ATL83IA302Incident · No injuriesIncident investigationFinal reportMooney M20C · St.Simonsisland, GAAcft had neither a green light nor mechanical indication of safe gear confirmed by the tower. All landing gear collapsedon touchdown. The motor to actuator coupling which is common to both electric & manual landing gear systems failed.NTSB ATL83FA282Accident · No injuriesField investigationFinal reportPiper PA-34-22OT · Atlanta, GAThe acft was on a takeoff roll when the left main and nose gear retracted. Investigation revealed a flt switch for the hobbs meter had been installed to automatically record only flt time when the switch was in the flt position. In this postion the hobbs…NTSB MKC83IA152Incident · No injuriesIncident investigationFinal reportBeech E18S · Cedar Rapids, IAThe tailwheel failed to extend fully due to a lack of lubrication. The acft was landed normally and the tailwheel collapsed.NTSB ATL83FA189Accident · No injuriesField investigationFinal reportPiper PA-30 · Atlanta, GAAccording to the plt, he extended the gear, got a safe gear down indication & made an approach with the flaps retracted. The gear warning was not heard. The plt stated that after the acft rolled about 1500 ft after touchdown, and with all 3 gear on the…NTSB FTW83LA237Accident · No injuriesLimited investigationFinal reportBeech 58 · Georgetown, TXThe plt stated that during the landing, the initial touchdown on the main gear was normal. However, when the nose gear came in contact with the rwy, there was a brief hesitation, then the nose settled & the propellers struck the rwy. The plt applied back…NTSB MKC83LA080Accident · No injuriesLimited investigationFinal reportMooney M20F · Springfield, MOThe aircraft sustained damage when the left main and nose gears collapsed while the pilot was taxiing in from landing. The aircraft landed on runway 31 and had begun a right turn onto a taxiway when the nose gear and then the left main gear retracted. The…NTSB ANC83IA058Incident · No injuriesIncident investigationFinal reportPiper PA34-200T · Palmer, AKDuring touch go landing the student pilot placed the landinggear handle in the up polition while still on the ground, and immediately placed it in the down position. The gear collapsed. The instructor stated that the student appeared to be fatigued.NTSB ATL83LA098Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Charleston, SCThe plt stated that the landing gear collapsed after acft had rolled aprx 1200 ft during the landing. An exam of the acft revealed that the gear retraction transmission was torn out of its fuselage bulkhead mount, the landing gear push-pull cable rod ends…NTSB CHI83LA088Accident · No injuriesLimited investigationFinal reportBeech 95-C55 · St. Jacob, ILThe pilot reported that during the landing roll, he inadvertently retracted the gear.NTSB LAX82DA342Accident · No injuriesFinal reportBeech F33A · San Jose, CAThe pilot stated that while making a right turn onto a taxiway after a landing rollout, the nose gear and right main landing gear collapsed. The investigation revealed that the pilot was accustomed to flying a different model Beech aircraft in which the flap…NTSB FTW82DA373Accident · No injuriesFinal reportCessna 310R · Tomball, TXThe right main landing gear collapsed on landing roll. The aircraft departed the runway and crossed a drainage ditch sustaining substantial damage to the fuselage. Inspection of the landing gear revealed the bolt that connects the retraction drag link, pn…NTSB ATL82DA250Accident · No injuriesFinal reportCessna 310C · Brunswick, GAThe pilot experienced an electrical failure inflight after takeoff. He hand-cranked the landing gear to the down and locked position prior to landing. After rolling approximately 200 feet, he left main gear collapsed. Examination of the landing gear revealed…NTSB NYC82DA111Accident · No injuriesFinal reportPiper PA-24-250 · Bridgeville, PAThe pilot landed the aircraft wheels up. The pilot stated the sun was in his eyes which prevented him from seeing the gear lights. He also stated the warning horn did not sound. Examination revealed no abnormalities in the gear system operation.NTSB FTW82DA232Accident · No injuriesFinal reportBeech 58 · Oak Grove, LAThe pilot reported that during his landing roll, he intended to retract the flaps, but inadvertently rectracted the landing gear instead.NTSB CHI82DA166Accident · No injuriesFinal reportCessna 210 · Galesburg, ILThe pilot was discussing short field landing techniques and the use of flaps with the student pilot/passenger and forgot to lower the landing gear. The wheels up landing resulted in substantial damage to the aircraft.NTSB FTW82DA151Accident · No injuriesFinal reportPiper PA-23-250T · Lake Dallas, TXThe pilot stated the landing gear indicated down and locked and the touchdown was normal. During the landing roll the gear retracted. During the slide down the runway the left engine caught on fire causing substantial damage to the aircraft. Examination by a…NTSB MIA82DA083Accident · No injuriesFinal reportPiper PA-30 · Placida, FLThe pilot stated that during the beginning of the landing roll the right main and nose landing gears collapsed. Examination revealed that the retraction torque tube arm fitting, Piper p/n 21012-03, which links the right main and nose gear to the retraction…