# NTSB investigations: Landing gear not configured NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. Page 7 of 12 · 585 cases ## Cases, newest first - [NTSB CEN18LA086](https://openairdocs.org/ntsb/CEN18LA086.md): Swearingen SA227 TT · Houston, TX · Accident · No injuries · Limited investigation · Final report · Jan 19, 2018 · N6UP · Substantial damage > The failure of the left starter relay during engine start, which resulted in a loss of electrical and battery power during the flight and led to a forced landing with the nose landing gear not fully extended, causing substantial damage to the engines. - [NTSB WPR18LA058](https://openairdocs.org/ntsb/WPR18LA058.md): Cessna 210 · San Bernardino, CA · Accident · No injuries · Limited investigation · Final report · Dec 30, 2017 · N222AT · Substantial damage > The fatigue failure of the left main landing gear (MLG) saddle, which resulted in the pilot's inability to extend the left MLG. Contributing to the accident was the pilot's improper decision to fly the airplane before the annual inspection was completed and… - [NTSB ERA18LA058](https://openairdocs.org/ntsb/ERA18LA058.md): Mooney M20K · Venice, FL · Accident · No injuries · Limited investigation · Final report · Dec 22, 2017 · N5254G · Substantial damage > A failure of the normal landing gear extension system for reasons that could not be determined due to damage to the system and the pilot's failure to ensure that the landing gear was down and locked before touchdown. Contributing to the accident was the… - [NTSB CEN18LA048](https://openairdocs.org/ntsb/CEN18LA048.md): Piper PA 31-310 · Jeffersonville, IN · Accident · No injuries · Limited investigation · Final report · Dec 4, 2017 · N722CF · Substantial damage > The right main landing gear’s failure to fully extend for reasons that could not be determined because postaccident testing revealed no mechanical anomalies that would have precluded normal operation. - [NTSB ANC18LA005](https://openairdocs.org/ntsb/ANC18LA005.md): Raytheon B200 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Oct 21, 2017 · N363JH · Substantial damage > The pilot's failure to extend the landing gear before landing, which resulted in a gear-up landing. Contributing to the accident was the pilot's fatigue and complacency. - [NTSB ENG18RA009](https://openairdocs.org/ntsb/ENG18RA009.md): De Havilland DHC8 · Belfast, Ireland · Accident · No injuries · Foreign investigation · Oct 11, 2017 · G-JDEU > The UK AAIB has notified the NTSB of an accident involving a Bombardier DHC-8-402, which occurred on October 11, 2017. The crew diverted to Belfast International Airport and landed with the nose landing gear retracted. The NTSB has appointed a U.S. Accredited… - [NTSB WPR17LA217](https://openairdocs.org/ntsb/WPR17LA217.md): Piper PA-24-260 · Los Angeles, CA · Accident · No injuries · Limited investigation · Final report · Sep 26, 2017 · N9020P · Substantial damage > The pilot's failure to extend the landing gear before landing. - [NTSB GAA17CA543](https://openairdocs.org/ntsb/GAA17CA543.md): Cessna T210 · St George, UT · Accident · No injuries · Data collection · Final report · Sep 20, 2017 · N22650 · Substantial damage > The pilot’s failure to extend the landing gear before landing. - [NTSB CEN17LA352](https://openairdocs.org/ntsb/CEN17LA352.md): Cessna 210G · Hallsville, MO · Accident · No injuries · Limited investigation · Final report · Sep 13, 2017 · N5906F · Substantial damage > The total loss of engine power due to a fatigue failure of the engine mixture control cable. - [NTSB CEN17WA379](https://openairdocs.org/ntsb/CEN17WA379.md): Cessna 172RG · Balchik, Bulgaria · Incident · No injuries · Foreign investigation · Aug 21, 2017 · LZ-SPD · Minor damage > On August 21, 2017, at 1150 coordinated universal time, a Cessna 172RG, Bulgarian registration LZ-SPD, operated by Aviootryad Varna Ltd, collided with the runway during a gear-up landing at the Balchik Airfield (LBWB), Balchik, Bulgaria. The pilot and… - [NTSB ERA17LA287](https://openairdocs.org/ntsb/ERA17LA287.md): Cessna R182 · Clearwater, FL · Accident · No injuries · Limited investigation · Final report · Aug 19, 2017 · N9155C · Substantial damage > The improper maintenance of the landing gear system and subsequent failure of the hydraulic landing gear down return line, which resulted in a loss of hydraulic fluid and the pilot’s inability to extend and lock the main landing gear. - [NTSB GAA17CA483](https://openairdocs.org/ntsb/GAA17CA483.md): Rockwell International 114 · Cairo, IL · Accident · No injuries · Data collection · Final report · Aug 9, 2017 · N4986S · Substantial damage > The pilot's failure to extend the landing gear before landing, which resulted in a gear-up landing and a runway overrun. - [NTSB GAA17CA481](https://openairdocs.org/ntsb/GAA17CA481.md): Mooney M20C · Clearwater, FL · Accident · No injuries · Data collection · Final report · Jul 29, 2017 · N2596W · Substantial damage > The pilot’s distraction before landing by a helicopter that was transitioning to the airport and his subsequent failure to extend the landing gear before touchdown. - [NTSB GAA17CA457](https://openairdocs.org/ntsb/GAA17CA457.md): Swearingen SA26 · Hondo, TX · Accident · No injuries · Data collection · Final report · Jul 28, 2017 · N541GF · Substantial damage > The pilot’s failure to extend the landing gear before landing. - [NTSB GAA17CA425](https://openairdocs.org/ntsb/GAA17CA425.md): Piper PA28R · Bowling Green, OH · Accident · No injuries · Data collection · Final report · Jul 18, 2017 · N786BG · Substantial damage > The pilot’s and flight instructor’s failure to extend the landing gear. - [NTSB GAA17CA409](https://openairdocs.org/ntsb/GAA17CA409.md): Progressive Aerodyne Searey LSA · Spicewood, TX · Accident · No injuries · Data collection · Final report · Jul 13, 2017 · N108SR · Substantial damage > The pilot’s failure to retract the landing gear before landing on water. - [NTSB ERA17CA236](https://openairdocs.org/ntsb/ERA17CA236.md): Progressive Aerodyne Searey LSA · Lake Ashby, FL · Accident · Serious injuries · Data collection · Final report · Jul 8, 2017 · N796SR · Substantial damage > The pilot's incorrect configuration of the landing gear for a water landing in an amphibious airplane, which resulted in a nose-over. - [NTSB GAA17CA423](https://openairdocs.org/ntsb/GAA17CA423.md): Cessna T210L · Yuba City, CA · Accident · No injuries · Data collection · Final report · Jul 7, 2017 · N333GK · Substantial damage > The pilot’s failure to extend the landing gear before landing. - [NTSB GAA17CA418](https://openairdocs.org/ntsb/GAA17CA418.md): Piper PA32 · San Antonio, TX · Accident · No injuries · Data collection · Final report · Jul 7, 2017 · XB-BNH · Substantial damage > The pilot’s failure to extend the landing gear before touchdown. - [NTSB GAA17CA372](https://openairdocs.org/ntsb/GAA17CA372.md): Cessna 172RG · El Cajon, CA · Accident · No injuries · Data collection · Final report · Jun 20, 2017 · N5424V · Substantial damage > The pilot's failure to extend the landing gear with sufficient time to allow the landing gear to fully extend and the flight instructor's failure to visually check to see if the right main landing gear were extended. - [NTSB CEN17LA212](https://openairdocs.org/ntsb/CEN17LA212.md): Cessna 210F · Anoka, MN · Accident · No injuries · Limited investigation · Final report · Jun 3, 2017 · N1854F · Substantial damage > The failure of the landing gear to fully extend due to insufficient hydraulic fluid in the hydraulic system as a result of inadequate maintenance by the airplane owner. - [NTSB ERA17LA189](https://openairdocs.org/ntsb/ERA17LA189.md): Beech 58 · Augusta, GA · Accident · No injuries · Limited investigation · Final report · May 24, 2017 · N9132S · Substantial damage > The pilot’s failure to properly configure the airplane for landing. Contributing to the accident were the pilot’s fatigue and self-induced distractions. - [NTSB ERA17LA188](https://openairdocs.org/ntsb/ERA17LA188.md): Maule M7 · Colton, NY · Accident · Minor injuries · Limited investigation · Final report · May 20, 2017 · N126MC · Substantial damage > The pilots' initiation of an uncoordinated right turn with the fuel selector positioned to the right main fuel tank, which had a low quantity of fuel in it and resulted in a total loss of engine power due to the unporting of the fuel and subsequent fuel… - [NTSB WPR17LA104](https://openairdocs.org/ntsb/WPR17LA104.md): Evolution Air Lancair Evolution · Firebaugh, CA · Accident · Minor injuries · Class 3 · Limited · Final report · May 15, 2017 · N846PM · Substantial damage > A failure in the windshield, frame, or windshield-to-frame bond, which resulted in a rapid decompression during cruise flight. - [NTSB GAA17WA582](https://openairdocs.org/ntsb/GAA17WA582.md): Piper PA 46-350P · Nyíregyháza, Hungary · Accident · No injuries · Class 5 · Foreign · May 12, 2017 · N3975C · Substantial damage - [NTSB GAA17CA233](https://openairdocs.org/ntsb/GAA17CA233.md): Piper PA 34 · Llano, TX · Accident · No injuries · Data collection · Final report · Apr 12, 2017 · N461RL · Substantial damage > The pilot’s complacency during the en route phase of flight, which resulted in fuel mismanagement and a subsequent gear-up landing. - [NTSB WPR17IA086](https://openairdocs.org/ntsb/WPR17IA086.md): Beech A36TC · Livermore, CA · Incident · No injuries · Class 3 · Incident · Final report · Apr 10, 2017 · N755R · Minor damage > A mistrim condition while the autopilot was engaged for reasons that could not be determined based on available evidence, and the pilot’s subsequent failure to confirm the command bar status before disengaging the autopilot. Contributing to the accident were… - [NTSB ERA17LA151](https://openairdocs.org/ntsb/ERA17LA151.md): Cessna 414 · Atlanta, GA · Accident · No injuries · Class 3 · Limited · Final report · Apr 7, 2017 · N56H · Substantial damage > The pilot's diverted attention during the landing approach, which resulted in his failure to configure the landing gear and a subsequent a gear-up landing. - [NTSB GAA17CA221](https://openairdocs.org/ntsb/GAA17CA221.md): Cessna P210 · Granby, CO · Accident · No injuries · Data collection · Final report · Apr 6, 2017 · N829BA · Substantial damage > The pilot's failure to extend the landing gear before landing. - [NTSB ERA17LA134](https://openairdocs.org/ntsb/ERA17LA134.md): Beech 95B55 · Islip, NY · Accident · No injuries · Class 3 · Limited · Final report · Mar 22, 2017 · N62RF · Substantial damage > The pilot's failure to lower the landing gear before touchdown, which resulted in the gear-up landing. - [NTSB GAA17CA197](https://openairdocs.org/ntsb/GAA17CA197.md): Cessna R182 · Colorado Springs, CO · Accident · No injuries · Data collection · Final report · Mar 18, 2017 · N747AB · Substantial damage > The pilot’s failure to complete the landing checklist and to extend the landing gear before touchdown. - [NTSB WPR17LA076](https://openairdocs.org/ntsb/WPR17LA076.md): Piper Aerostar 602P · Reno, NV · Accident · No injuries · Limited investigation · Final report · Mar 11, 2017 · N301FW · Substantial damage > The failure of the left main landing gear to fully extend for reasons that could not be determined because postaccident examination and testing did not reveal any evidence of preimpact mechanical failures or malfunctions that would have precluded normal… - [NTSB WPR17LA061](https://openairdocs.org/ntsb/WPR17LA061.md): Beech 95 B55 (T42A) · Cameron Park, CA · Accident · No injuries · Class 3 · Limited · Final report · Feb 1, 2017 · N321BJ · Substantial damage > Failure of the landing gear to extend as a result of excessive wear within the landing gear gearbox and motor, which resulted in a gear-up landing. - [NTSB ERA17LA105](https://openairdocs.org/ntsb/ERA17LA105.md): S C Aerostar S A YAK 52 · St. Elmo, AL · Accident · No injuries · Limited investigation · Final report · Feb 1, 2017 · N624PT · Substantial damage > The failure of the right main landing gear uplock actuator due to corrosion. - [NTSB ERA17LA096](https://openairdocs.org/ntsb/ERA17LA096.md): Beech 200 · West Palm Beach, FL · Accident · No injuries · Limited investigation · Final report · Jan 27, 2017 · N60RA · Substantial damage > The pilot's failure to ensure that the landing gear were down and locked before touchdown. Contributing to the accident was the pilot’s self-reported fatigue at the time of the accident. - [NTSB GAA17CA126](https://openairdocs.org/ntsb/GAA17CA126.md): Piper PA32R · Fort Mohave, AZ · Accident · No injuries · Data collection · Final report · Jan 26, 2017 · N6885F · Substantial damage > The pilot's failure to extend the landing gear for landing. - [NTSB CEN17LA091](https://openairdocs.org/ntsb/CEN17LA091.md): Beech 95-C55 · Delta, CO · Accident · No injuries · Limited investigation · Final report · Jan 18, 2017 · N303QB · Substantial damage > The failure of the landing gear to extend during landing approach due to the interference between the landing gear motor's sector and worm gears. - [NTSB WPR17LA032](https://openairdocs.org/ntsb/WPR17LA032.md): Hoskins Lonnie F Velocity XL RG · Petaluma, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 2016 · N84KJ · Substantial damage > The pilot’s failure to maintain adequate airspeed during an aborted landing, which resulted in an exceedance of the airplane’s critical angle of attack and an inadvertent aerodynamic stall. Contributing to the accident was the pilot’s distraction while on… - [NTSB ANC17LA014](https://openairdocs.org/ntsb/ANC17LA014.md): Piper PA 32R-300 · McGrath, AK · Accident · Serious injuries · Limited investigation · Final report · Nov 21, 2016 · N4352F · Minor damage > The failure of the nose landing gear to extend and lock due to the failure of the alternator and reduced battery power due to the cold ambient temperature, which prohibited the electrically-driven hydraulic pump from supplying adequate hydraulic pressure to… - [NTSB GAA17CA074](https://openairdocs.org/ntsb/GAA17CA074.md): Raytheon 58 · Lancaster, PA · Accident · No injuries · Data collection · Final report · Oct 25, 2016 · N600RV · Substantial damage > A collision with deer on the runway during the takeoff roll. - [NTSB GAA17CA031](https://openairdocs.org/ntsb/GAA17CA031.md): Bellanca 17 30 · Burnet, TX · Accident · No injuries · Data collection · Final report · Oct 15, 2016 · N8790V · Substantial damage > The pilot’s decision to continue the unstabilized approach and his failure to extend the landing gear before landing. - [NTSB GAA17CA023](https://openairdocs.org/ntsb/GAA17CA023.md): North American Navion · Palmer, AK · Accident · No injuries · Data collection · Final report · Oct 5, 2016 · N8895H · Substantial damage > The pilot's failure to extend the landing gear for landing. - [NTSB DCA16CA226](https://openairdocs.org/ntsb/DCA16CA226.md): Bombardier DHC 8 202 · Dulles, VA · Accident · No injuries · Data collection · Final report · Sep 24, 2016 · N366PH · Substantial damage > incorrect installation of the frangible towing fuse that prevented the nose landing gear from extending. - [NTSB GAA16CA506](https://openairdocs.org/ntsb/GAA16CA506.md): New Piper PA-28R · East St. Louis, IL · Accident · No injuries · Data collection · Final report · Sep 22, 2016 · N834PC · Substantial damage > The pilot's failure to extend the landing gear, which resulted in a gear-up landing. - [NTSB WPR16LA187](https://openairdocs.org/ntsb/WPR16LA187.md): Jurcan Seawind 3000 · Renton, WA · Accident · No injuries · Limited investigation · Final report · Sep 18, 2016 · N57TJ · Substantial damage > The failure of the landing gear system to either fully retract or extend due to a cracked hydraulic fitting flare, which resulted in the loss of hydraulic pressure. - [NTSB GAA16CA509](https://openairdocs.org/ntsb/GAA16CA509.md): Grumman G44 · Lakeport, CA · Accident · Minor injuries · Data collection · Final report · Sep 17, 2016 · N111W · Substantial damage > The pilot's failure to retract the landing gear, which resulted in a gear-down water landing and a nose over. - [NTSB GAA16CA519](https://openairdocs.org/ntsb/GAA16CA519.md): Beech G35 · Kooskia, ID · Accident · No injuries · Data collection · Final report · Sep 16, 2016 · N168B · Substantial damage > The pilot’s failure to extend the landing gear during landing. - [NTSB ERA16WA342](https://openairdocs.org/ntsb/ERA16WA342.md): Cessna 172RG · Amalfi, Italy · Accident · No injuries · Foreign investigation · Sep 7, 2016 · I-CELU · Substantial damage > The government of Italy has notified the NTSB of an accident involving a Cessna Aircraft Company 172RG airplane that occurred on September 07, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Italy's investigation… - [NTSB CEN16LA336](https://openairdocs.org/ntsb/CEN16LA336.md): Beech E-55 · Wichita Falls, TX · Accident · No injuries · Limited investigation · Final report · Aug 24, 2016 · N855T · Substantial damage > The failure of the landing gear assembly snap ring, which prevented the pilot from being able to extend the landing gear and resulted in a gear-up landing. Also causal was the lack of the assembly's overhaul in accordance with the airplane maintenance manual. - [NTSB WPR16FA154](https://openairdocs.org/ntsb/WPR16FA154.md): Sperling Richard G Lancair 360 · The Dalles, OR · Accident · 1 fatal · Field investigation · Final report · Aug 1, 2016 · N528HZ · Destroyed > The pilot's loss of control during an aborted landing. Contributing to the accident was the pilot's failure to extend the landing gear before touchdown. Next page: https://openairdocs.org/ntsb-events/095/sequence.md?page=8 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 ``` This list as a web page: https://openairdocs.org/ntsb-events/095/sequence?page=7 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.