NTSB investigations
85 cases where the first occurrence was “Complete gear collapsed”.
Cases per year
| 1982 | 14 |
|---|---|
| 1983 | 18 |
| 1984 | 16 |
| 1985 | 10 |
| 1986 | 2 |
| 1987 | 5 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 2 |
| 1993 | 5 |
| 1994 | 1 |
| 1998 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
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.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 194) 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" = 194) 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 DEN03LA127Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Ogden, UTthe failure of the landing gear retraction/extension assembly due to the improper rigging of the landing gear.NTSB DEN03LA007Accident · No injuriesLimited investigationFinal reportMooney M20J · Englewood, COthe complete collapse of the landing gear, during landing roll, for undetermined reasons.NTSB CHI01LA287Accident · No injuriesLimited investigationFinal reportCessna 305 · Vichy, MOThe pilot failed to maintain directional control of the airplane during landing. The crosswind was a factor.NTSB ATL99LA032Accident · No injuriesLimited investigationFinal reportCessna 310C · Ft Myers, FLThe inadequate preflight inspection of the airplane by the pilot and subsequent malfunction of the nose gear strut, and the pilot's failure to follow the landing checklist.NTSB SEA94LA074Accident · No injuriesLimited investigationFinal reportBeech 58P · Billings, MTThe pilot's inadvertent retraction of the landing gear while on the runway.NTSB NYC94LA016Accident · No injuriesLimited investigationFinal reportBeech 58 · Millville, NJthe pilot's inadvertent actuation of the landing gear lever during the landing roll, resulting in the retraction of the landing gear on the runway.NTSB FTW93LA237Accident · No injuriesLimited investigationFinal reportBeech 58 · Little Rock, ARThe inadvertent landing gear retraction by the pilot. A factor was the pilot's negative habit interference.NTSB LAX93LA291Accident · No injuriesLimited investigationFinal reportPiper PA-39 · Thermal, CAthe pilot's inadvertent movement of the landing gear selector switch to the up position. A factor in the accident was the difference in cockpit switch layout between the PA23 and PA39 aircraft.NTSB NYC93LA121Accident · No injuriesLimited investigationFinal reportCessna 182Q · Randolph Center, VTThe pilot selected unsuitable terrain which resulted in collapse of the landing gear and the airplane nosing over. A contributing factor was a soft/wet runway.NTSB SEA93LA138Accident · No injuriesLimited investigationFinal reportBeech 60 · Bullfrog, UTInadvertent landing gear retraction.NTSB LAX91LA284Accident · No injuriesLimited investigationFinal reportBeech E-55 · Bakersfield, CAThe pilot's improper use of the landing gear retraction by selecting gear up instead of flaps up during the landing roll-out. Contributing to the accident was the lack of familiarity with the airplane.NTSB MIA91IA117Incident · No injuriesIncident investigationFinal reportEmbraer EMB-110P1 · Ochopee, FLFailure of the student to use the checklist, inadequate supervision by the pic/cfi, and inadequate supervision by the FAA principle operations inspector.NTSB ANC91LA003Accident · No injuriesLimited investigationFinal reportBeech B55B · Eielson Afb, AKThe dual student's inadvertent, premature selection of the landing gear handle to the up position; thereby causing the landing gear system to retract. Contributing to the accident was the instructor's failure to monitor the dual student's action and take…NTSB SEA90LA198Accident · No injuriesLimited investigationFinal reportPiper PA-32RT-300T · Albany, ORThe pilot's decision to land with a strong tailwind resulted in the collapse of the landing gear.NTSB CHI90GA273Incident · No injuriesFinal reportPiper PA-3O · Cape Girardeau, MOExcessive play in the landing gear extension linkage. A factor in the incident was unreliability of the gear indicating system.NTSB MIA90LA013Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Naples, FLCollapse of the landing gear during the landing roll due to an undetermined reason.NTSB MIA90IA005Incident · No injuriesIncident investigationFinal reportMooney M20F · Pensacola, FLImproper rigging of the landing gear which resulted in an overload failure.NTSB MKC89LA167Accident · No injuriesLimited investigationFinal reportCessna 320 · St. Clair, MOThe landing gear retraction/extention system failed for undetermined reason.NTSB LAX88LA296Accident · No injuriesLimited investigationFinal reportCessna 402C · Prescott, AZWhile taxiing, in order to clear a parked airplane to the right, the pilot maneuvered the airplane left of the centerline. The left main landing gear traveled off the asphalt. The airplane pivoted 90 degrees from the direction of travel collapsing the landing…NTSB LAX88LA084Accident · Minor injuriesLimited investigationFinal reportCessna T210L · Blythe, CAA Cessna T210L was found abandoned with the landing gear collapsed. Skid marks were noted on the ground where the aircraft had touched down on the rough terrain. The pilot was never identified and traces of illegal contraband were found in the aircraft.NTSB MIA88IA028Incident · No injuriesIncident investigationFinal reportBeech 99 · Gulfport, MSWhile on a part 135 scheduled domestic passenger flt during final apch, the nose landing gear failed to fully extend. The plt recycled the gear, but the gear failed to fully extend. He then attempted to lower the gear using the emergency method, again, with…NTSB MIA88LA010Accident · Serious injuriesLimited investigationFinal reportBeech A-90 · Ft Lauderdale, FLAfter the plt placed the master switch on to start the engines the landing gear collapsed. He stated that the passenger, in the co-plt seat, bumped the landing gear handle into the up position. The passenger stated that he did not. Insp of the acft revealed…NTSB FTW87LA204Accident · No injuriesLimited investigationFinal reportBeech F50 · Terlingua, TXThe owner, who occupied the right front seat, stated that he retracted the landing gear during the landing roll inadvertently instead of the flaps. The PIC never responded in writing concerning the actions he took during the accident.NTSB DEN87LA154Accident · No injuriesLimited investigationFinal reportMooney M20E · Harwood, NDThe plt was landing his Mooney M20E on a private grass airstrip. He said he lowered the manual landing gear and thought he felt the thumblock snap into place. Upon touchdown the landing gear folded up and the acft slid to a stop, resulting in substantial…NTSB ATL87LA133Accident · No injuriesLimited investigationFinal reportBeech E-55 · Spartanburg, SCThe plt reported that he lowered the ldg gear and observed a down-and-locked indication on the ldg gear position light on final appch. During rollout, he felt a severe vibration in the nose gear and pulled back on the yoke in an attempt to reduce it. He then…NTSB CHI86FA235Accident · No injuriesField investigationFinal reportFairchild SA-266TC · Galesburg, ILAll landing gear on the aircraft prematurely retracted during takoff rotation. The captain aborted the takeoff and the aircraft slid to a stop on the runway. Subsequent gear retraction tests revealed no mechanical malfunctions within the landing gear system.…NTSB MIA86LA058Accident · No injuriesLimited investigationFinal reportMooney M20F · Gainesville, FLThe plt stated that when he extended his landing gear all seemed normal except he did not get a green light, he recycled the gear with the same result & then flew by the tower & they stated that the gear appeared to be down, but upon touchdown after a ground…NTSB MIA86LA046Accident · No injuriesLimited investigationFinal reportBeech C-18S · Deland, FLThe pilot in the right seat was making his first landing in that make and model of aircraft. During the landing roll he tried to raise the wing flaps lever. Instead, he raised the landing gear lever causing the landing gear to retract.NTSB MKC86LA024Accident · No injuriesLimited investigationFinal reportPiper PA-24-180 · Grandview, MOThis pilot was making a takeoff for a local flight in his Piper PA-24. He stated that he was airborne when he raised the landing gear switch but the airplane settled back to the runway. Pilot said he became airborne again but could not get a safe indication.…NTSB MIA85LA257Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Leesburg, FLThe pilot stated he was taxiing on a smooth asphalt taxiway in preparation for takeoff when the landing gear collapsed. A post- accident examination of landing gear failed to reveal any malfunction or failure that would have precluded normal operation of the…NTSB NYC85LA236Accident · No injuriesLimited investigationFinal reportBeech BE-55 · Danbury, CTThe plt stated that on touchdown the left main gear collapsed followed by the right main gear and nose gear. The acft slid aprx 600 to 700 ft before stopping. According to the plt he confirmed the gear was down and locked while on base. A gear cycle test…NTSB BFO85LA076Accident · No injuriesLimited investigationFinal reportCessna 401 · Cheswold, DEAfter landing on runway 27, the pilot slowed the aircraft to approximately 30 mph. The aircraft had rolled out about 1000 feet when the gear horn sounded and all three landing gear collapsed. The pilot reached for the gear switch, which was in the up…NTSB LAX85LA347Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Hollister, CAThe plt and gnd witnesses reported that during the takeoff roll, the nose gear collapsed, followed by the main landing gears. Post-accident investigation disclosed the landing gear control handle was in the down position. All of the landing gear…NTSB FTW85LA231Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Austin, TXThe plt stated he felt the gear extend and the corresponding decrease in airspeed when the gear was lowered during the apch. He stated he thought he observed a green gear down indication and he did observe the shadow of the extended gear on the ground as the…NTSB ATL85LA161Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Savannah, GAThe plt ldg the acft with the ldg gear retracted. He stated that he evidently forgot to extend the gear.NTSB MKC85LA097Accident · No injuriesLimited investigationFinal reportBeech 35 · Ames, IAThe plt reports that the acft had slowed to taxi speed after landing when the gear warning horn began to blow followed shortly by collapse of the landing gear. Examination of the landing gear electrical circuitry failed to reveal any deficiencies.NTSB MKC85FA076Accident · No injuriesField investigationFinal reportSwearingen SA226TC · Hot Springs, ARThe first officer was making the landing and the acft bounced during touchdown. The captain's right hand, which had beennear the floor to the right of his seat, bumped the landing gear selector to the up position as the captain reached for the yoke. The…NTSB MKC85LA015Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Aurora, MOThe acft was landed gear up. The student plt put the gear down on downwind and then on a pre-landing check on final apchthe student retracted the gear. The CFI said the warning horn never sounded and she did not notice that the gear was up.NTSB FTW85LA007Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Amarillo, TXDuring the lndg roll, all 3 lndg gear collapsed. The plt stated that on short final he inadvertantly retracted the gear instead of the flaps. He immediately cycled it back down butthe gear collapsed shortly after touchdown.NTSB FTW85LA005Accident · No injuriesLimited investigationFinal reportPiper PA-28R-201T · Crowell, TXThe plt stated that he lowered the landing gear on short final and that he received 3 green lights. During the landing roll a total gear collapse was experienced. A pilot witness on the ground stated that the nose gear did not appear to beextended when the…NTSB CHI85LA011Accident · No injuriesLimited investigationFinal reportMooney M20A · Tecumseh, MIUpon touchdown the landing gear collapsed. Inspection revealed the landing gear actuator handle was cracked aprx 1/2 inch above the actuator torque tube. The crack was through 3/4 of the circumference and there was a 10 deg bend in the tube near the crack.…NTSB DEN84LA296Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Carrington, NDAccording to the plt, the landing gear were extended on base leg but he did not recall seeing the green light indicating a down and locked configuration. As the acft touched down some resistance was felt by the plt as all 3 gear collapsed and the acft settled…NTSB NYC84LA266Accident · No injuriesLimited investigationFinal reportBeech B55 · Trenton, NJDuring landing roll, as the acft slowed to about 40 mph and the plt was transitioning to taxi mode, the landing gear collapsed. No mechanical fault or failure was reported. Witnesses observed the gear to be down during the approach.NTSB CHI84LA305Accident · No injuriesLimited investigationFinal reportBeech B-35 · Harrison, MIThe plt inadvertently landed the acft with the landing gear retracted. He said he forgot to lower the gear. Most of his 200+ hours of flight time had been in fixed gear acft.NTSB LAX84LA345Accident · No injuriesLimited investigationFinal reportBeech 35 · Concord, CAThe plt stated he landed in a x-wind & wanted to raise the flaps but raised the gear instead.NTSB SEA84LA126Accident · No injuriesLimited investigationFinal reportPiper Aerostar 601P · Las Vegas, NVThe plt stated he lowered the gear before entering the traffic pattern & noted a down-&-locked indication. He reported that during the landing flare, the gear unsafe horn sounded & he applied power to go around. However, he felt the acft scrap the surface, so…NTSB ATL84LA152Accident · No injuriesLimited investigationFinal reportBeech E55 · Charleston, SCAfter the landing the acft landing gear retracted during a period of maximum braking to avoid an arresting cable. During the examination of the landing gear door damage it was determined that the landing gear was retracted during the landing roll.NTSB ATL84LA142Accident · No injuriesLimited investigationFinal reportAero Commander 560F · Hilton, SCThe acft was landed with the gear retracted. The nose gear light indicating down remained'on' at all itmes but had no bearing on the landing gear extension/retraction system. The plt did not report using a checklist or lowering the landing gear. The landing…NTSB MIA84LA130Accident · No injuriesLimited investigationFinal reportBeech N-35 · Daytona Beach, FLThe acft landing gear collapsed during landing. The plt said he did a 'gump' checklist prior to landing and believed he was in a landing configuration. He also stated that he did'not know weather or not he raised the gear during the landingflare'.NTSB DEN84LA097Accident · No injuriesLimited investigationFinal reportSwearingen SA26AT · Ruidoso, NMThe acft landed with the gear retracted. The plt reported that 'due to moderate low level turbulence, the landing gear handle did not reach the full down position.' He stated that his passenger was sick due to turbulence.