# NTSB investigations: Landing gear collapse

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 30 of 36 · 1,789 cases

## Cases, newest first

- [NTSB CEN11FA220](https://openairdocs.org/ntsb/CEN11FA220.md): Mooney M20J · Romeoville, IL · Accident · No injuries · Field investigation · Final report · Feb 19, 2011 · N888DF · Substantial damage
  > The collapse of the left main landing gear during the landing roll for undetermined reasons.
- [NTSB CEN11LA178](https://openairdocs.org/ntsb/CEN11LA178.md): Beech A36 · Danville, IL · Accident · No injuries · Limited investigation · Final report · Feb 7, 2011 · N6XZ · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB CEN11IA235](https://openairdocs.org/ntsb/CEN11IA235.md): Schlichtman Stol CH750 · Cassville, MO · Incident · No injuries · Incident investigation · Final report · Feb 6, 2011 · N904MS · Minor damage
  > The fatigue failure of the propeller hub retaining bolts due to insufficient clamping force.
- [NTSB CEN11LA173](https://openairdocs.org/ntsb/CEN11LA173.md): Cessna 402 · Albuquerque, NM · Accident · No injuries · Limited investigation · Final report · Feb 3, 2011 · N5802C · Substantial damage
  > The failure of the landing gear system for undetermined reasons.
- [NTSB WPR11LA108](https://openairdocs.org/ntsb/WPR11LA108.md): Piper PA-28-201T · Santa Ana, CA · Accident · No injuries · Limited investigation · Final report · Jan 21, 2011 · N47589 · Substantial damage
  > The failure of the left main landing gear due to the lack of lubrication.
- [NTSB CEN11CA155](https://openairdocs.org/ntsb/CEN11CA155.md): Cessna R182 · Houston, TX · Accident · No injuries · Data collection · Final report · Jan 19, 2011 · N6187S · Substantial damage
  > The failure of the landing gear to fully extend and lock in the down position due to the inoperative electric pump motor.
- [NTSB ERA11IA172](https://openairdocs.org/ntsb/ERA11IA172.md): Mitsubishi MU-2B-20 · Walterboro, SC · Incident · No injuries · Incident investigation · Final report · Jan 16, 2011 · N52CD · Minor damage
  > The inadequate inspection and rigging of the nose landing gear downlock mechanism by maintenance personnel, which resulted in the failure of a bolt and the subsequent collapse of the nose gear during the landing roll.
- [NTSB WPR11FA093](https://openairdocs.org/ntsb/WPR11FA093.md): Piper PA46-500TP · Phoenix, AZ · Accident · No injuries · Field investigation · Final report · Jan 9, 2011 · N5365D · Substantial damage
  > The pilot did not maintain directional control during the landing roll. Contributing to the accident was low nosewheel tire pressure.
- [NTSB CEN11FA144](https://openairdocs.org/ntsb/CEN11FA144.md): Gates Learjet 35A · Springfield, IL · Accident · Minor injuries · Field investigation · Final report · Jan 6, 2011 · N800GP · Substantial damage
  > The pilot’s decision to conduct an instrument approach in icing conditions without the anti-ice system activated, contrary to the airplane flight manual guidance, which resulted in an inadvertent aerodynamic stall due to an in-flight accumulation of airframe…
- [NTSB WPR11TA087](https://openairdocs.org/ntsb/WPR11TA087.md): Piper PA-18-180 · Shoshoni, WY · Accident · No injuries · Final report · Jan 2, 2011 · N6774B · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB CEN11CA137](https://openairdocs.org/ntsb/CEN11CA137.md): Bellanca 1419 · Clovis, NM · Accident · No injuries · Data collection · Final report · Jan 2, 2011 · N8516R · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing.
- [NTSB CEN11CA140](https://openairdocs.org/ntsb/CEN11CA140.md): Rockwell International 114A · North Lima, OH · Accident · No injuries · Data collection · Final report · Dec 30, 2010 · N527GT · Substantial damage
  > The pilot’s failure to maintain directional control during the landing touchdown.
- [NTSB CEN11CA127](https://openairdocs.org/ntsb/CEN11CA127.md): Cessna 182P · Clifton, TX · Accident · No injuries · Data collection · Final report · Dec 21, 2010 · N9317G · Substantial damage
  > The pilot's inadequate compensation for the crosswind and inadequate flare, which resulted in a hard landing.
- [NTSB WPR11LA074](https://openairdocs.org/ntsb/WPR11LA074.md): Piper PA-28-140 · Chino, CA · Accident · No injuries · Limited investigation · Final report · Dec 10, 2010 · N5800U · Substantial damage
  > Fatigue cracking of the upper torque-link attach lugs on the left main landing gear strut, which resulted in separation of the left main landing gear during taxi.
- [NTSB WPR11LA063](https://openairdocs.org/ntsb/WPR11LA063.md): Champion 7KCAB · Rialto, CA · Accident · No injuries · Limited investigation · Final report · Nov 27, 2010 · N5101X · Substantial damage
  > Fatigue cracking of the left main landing gear leg, which resulted in a gear collapse during landing.
- [NTSB CEN11CA103](https://openairdocs.org/ntsb/CEN11CA103.md): Piper PA-28RT-201T · Spring, TX · Accident · No injuries · Data collection · Final report · Nov 18, 2010 · N8320H · Substantial damage
  > The failure of the right landing gear down-lock mechanism to fully engage. Contributing to the accident was the pilot’s inability to verify the landing gear extension due to the inoperative alternator.
- [NTSB WPR11FA052](https://openairdocs.org/ntsb/WPR11FA052.md): Gates Lear Jet 25B · Portland, OR · Accident · No injuries · Field investigation · Final report · Nov 17, 2010 · N25PJ · Substantial damage
  > The failure of the flight crew to stop the airplane on the runway due to the flying pilot’s failure to attain the proper touchdown point. Contributing to the accident was an anti-skid system that was not performing optimally, which allowed the airplane to…
- [NTSB ERA11CA061](https://openairdocs.org/ntsb/ERA11CA061.md): Cessna 172N · Gaithersburg, MD · Accident · No injuries · Data collection · Final report · Nov 14, 2010 · N249ER · Substantial damage
  > The student pilot's inadequate use of the rudder, and subsequent loss of directional control.
- [NTSB WPR11LA049](https://openairdocs.org/ntsb/WPR11LA049.md): Mooney M20B · Marana, AZ · Accident · No injuries · Limited investigation · Final report · Nov 11, 2010 · C-GFRP · Substantial damage
  > The pilot did not secure the manual landing gear operating handle, which resulted in the landing gear collapse during the landing roll.
- [NTSB ERA11LA063](https://openairdocs.org/ntsb/ERA11LA063.md): Aeronca 7AC · Merritt Island, FL · Accident · No injuries · Limited investigation · Final report · Nov 10, 2010 · N82934 · Substantial damage
  > The pilot's failure to maintain directional control while landing, which resulted in a main landing gear collapse and subsequent runway excursion.
- [NTSB CEN11CA056](https://openairdocs.org/ntsb/CEN11CA056.md): Cessna 150H · Kenmare, ND · Accident · Minor injuries · Data collection · Final report · Nov 4, 2010 · N23099 · Substantial damage
  > The pilot's inadequate landing flare and recovery from a bounced landing.
- [NTSB WPR11WA164](https://openairdocs.org/ntsb/WPR11WA164.md): De Havilland DHC8 · Blenheim, New Zealand · Incident · No injuries · Foreign investigation · Oct 30, 2010 · ZK-NEB. · Minor damage
  > On September 20, 2010, at 0400 universal coordinated time, a de Havilland Canada, DHC-8-300, ZK-NEB, experienced a nose gear collapse after landing at Blenheim Airport, New Zealand. The airplane was operated by Air Nelson Ltd, as a commercial passenger…
- [NTSB CEN11CA046](https://openairdocs.org/ntsb/CEN11CA046.md): Hughes J/Hughes J Rand-Robinson · Pearland, TX · Accident · No injuries · Data collection · Final report · Oct 29, 2010 · N128JH · Substantial damage
  > The pilot's improper flare, which resulted in a hard landing. Contributing to the accident was an engine oil leak which partially obscured the pilot’s forward vision.
- [NTSB CEN11CA031](https://openairdocs.org/ntsb/CEN11CA031.md): Beech A36 · Pagosa Springs, CO · Accident · No injuries · Data collection · Final report · Oct 14, 2010 · N4979M · Substantial damage
  > The pilot's improper flare, which resulted in a hard landing.
- [NTSB WPR10IA482](https://openairdocs.org/ntsb/WPR10IA482.md): Beech F90 · Idaho Falls, ID · Incident · No injuries · Incident investigation · Final report · Sep 29, 2010 · N124BK · Minor damage
  > The partial retraction/collapse of the main landing gear during the landing roll for undetermined reasons.
- [NTSB WPR10LA476](https://openairdocs.org/ntsb/WPR10LA476.md): Cessna 310R · Great Falls, MT · Accident · No injuries · Limited investigation · Final report · Sep 28, 2010 · N455TB · Substantial damage
  > The uncommanded retraction of the right main landing gear during taxi due to the failure of the landing gear extension system to move the right main gear upper side link into the locked position for undetermined reasons.
- [NTSB WPR10CA471](https://openairdocs.org/ntsb/WPR10CA471.md): Cessna 195 · Prescott, AZ · Accident · No injuries · Data collection · Final report · Sep 26, 2010 · N1558D · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll, resulting in a runway excursion.
- [NTSB WPR10CA467](https://openairdocs.org/ntsb/WPR10CA467.md): Sport Plane Dynamics Lightning · Glendale, AZ · Accident · Minor injuries · Data collection · Final report · Sep 22, 2010 · N121L · Substantial damage
  > The pilot's improper flare, which resulted in a bounced landing and loss of directional control.
- [NTSB ENG10WA052](https://openairdocs.org/ntsb/ENG10WA052.md): Boeing 747 · Hong Kong, China · Incident · No injuries · Foreign investigation · Sep 21, 2010 · D-ACGD · Minor damage
  > On September 21, 2010, 0930 Coordinated Universal Time (UTC), an Air Cargo Germany, a Boeing B-747-412F,registered as D-ACGD, was performing a left turn to line up with Runway 25L for take-off 31C at Hong Kong International Airport. Just before finishing the…
- [NTSB CEN10LA567](https://openairdocs.org/ntsb/CEN10LA567.md): Cessna 320 · Denton, TX · Accident · No injuries · Limited investigation · Final report · Sep 18, 2010 · N56VP · Substantial damage
  > The failure of the landing gear push-pull rod.
- [NTSB CEN10LA551](https://openairdocs.org/ntsb/CEN10LA551.md): Mccauley Gene E RV-6A · Kokomo, IN · Accident · Minor injuries · Limited investigation · Final report · Sep 18, 2010 · N343BG · Substantial damage
  > Collapse of the nose landing gear during landing rollout on an unpaved runway due to a loss of ground clearance with the landing gear fork, causing the airplane to nose over.
- [NTSB ERA10TA481](https://openairdocs.org/ntsb/ERA10TA481.md): Piper PA-34-200T · Inverness, FL · Accident · No injuries · Final report · Sep 15, 2010 · N2872S · Substantial damage
  > The pilot's improper flare which resulted in a hard landing and subsequent collapse of the nose landing gear.
- [NTSB ERA10LA478](https://openairdocs.org/ntsb/ERA10LA478.md): Piaggio P-180 · Clearwater, FL · Accident · No injuries · Limited investigation · Final report · Sep 12, 2010 · N590JL · Substantial damage
  > The flight crew did not ensure that the landing gear was down and that it indicated down through the takeoff sequence.
- [NTSB WPR10LA457](https://openairdocs.org/ntsb/WPR10LA457.md): Myers THORP-18 · Jerome, ID · Accident · No injuries · Limited investigation · Final report · Sep 10, 2010 · N330JH · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in gusty crosswinds.
- [NTSB CEN10IA535](https://openairdocs.org/ntsb/CEN10IA535.md): Embraer 500 · Brenham, TX · Incident · No injuries · Incident investigation · Final report · Sep 10, 2010 · N226CP · Minor damage
  > The pilots’ decision to depart with a known failed brake control unit.
- [NTSB WPR10CA453](https://openairdocs.org/ntsb/WPR10CA453.md): Cessna 150C · Fields, OR · Accident · No injuries · Data collection · Final report · Sep 3, 2010 · N2068Z · Substantial damage
  > The pilot's misjudged landing flare, resulting in a bounced landing and loss of directional control. Contributing to the accident was the pilot's inaccurate perception of the airplane’s proximity to the ground as a result of the featureless white landing area.
- [NTSB WPR10LA445](https://openairdocs.org/ntsb/WPR10LA445.md): Morehead KR-2 · Rancho Murieta, CA · Accident · Serious injuries · Limited investigation · Final report · Sep 2, 2010 · N522PC · Substantial damage
  > The pilot’s improper flare and recovery from a bounced landing.
- [NTSB CEN10CA516](https://openairdocs.org/ntsb/CEN10CA516.md): Champion 7KCAB · North Fork, NE · Accident · No injuries · Data collection · Final report · Sep 2, 2010 · N1678G · Substantial damage
  > The student pilot's loss of directional control during landing, which resulted in a ground loop.
- [NTSB CEN10CA517](https://openairdocs.org/ntsb/CEN10CA517.md): Beech D35 · Guymon, OK · Accident · Minor injuries · Data collection · Final report · Sep 1, 2010 · N3446B · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB CEN10CA510](https://openairdocs.org/ntsb/CEN10CA510.md): Grumman Acft ENG Cor-Schweizer G-164B · Basile, LA · Accident · No injuries · Data collection · Final report · Aug 27, 2010 · N63E · Substantial damage
  > The loss of directional control during landing due to failure of the right brake for undetermined reasons.
- [NTSB CEN10LA506](https://openairdocs.org/ntsb/CEN10LA506.md): Ashcraft DR107 · Aurora, IL · Accident · No injuries · Limited investigation · Final report · Aug 21, 2010 · N123TA · Substantial damage
  > The low cycle fatigue failure of the tail wheel spring during landing.
- [NTSB WPR10LA407](https://openairdocs.org/ntsb/WPR10LA407.md): Clark RV-6A · Nampa, ID · Accident · 1 fatal · Limited investigation · Final report · Aug 16, 2010 · N621AL · Substantial damage
  > The pilot's failure to maintain aircraft control, which resulted in a collision with terrain during a rejected inadvertent takeoff.
- [NTSB ERA10LA423](https://openairdocs.org/ntsb/ERA10LA423.md): Beech C24R · Eastover, NC · Accident · Serious injuries · Limited investigation · Final report · Aug 15, 2010 · N792Y · Substantial damage
  > The uncommanded retraction of the nose gear for undetermined reasons and the pilot's improper decision to continue the takeoff after the propeller began to contact the ground.
- [NTSB WPR10CA394](https://openairdocs.org/ntsb/WPR10CA394.md): Cessna 170 · Salt Lake City, UT · Accident · Minor injuries · Data collection · Final report · Aug 9, 2010 · N179MM · Substantial damage
  > The pilot’s failure to maintain aircraft control during the landing roll.
- [NTSB CEN10LA450](https://openairdocs.org/ntsb/CEN10LA450.md): Cessna T188C · Montezuma, IN · Accident · No injuries · Limited investigation · Final report · Jul 29, 2010 · N2085J · Substantial damage
  > The total loss of engine power due to an insufficient fastener preload that led to the failure of the No. 2 connecting rod assembly.
- [NTSB CEN10CA421](https://openairdocs.org/ntsb/CEN10CA421.md): Nord 3202 · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 19, 2010 · N2256Y · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR10LA349](https://openairdocs.org/ntsb/WPR10LA349.md): Cessna 310K · El Monte, CA · Accident · No injuries · Limited investigation · Final report · Jul 14, 2010 · N6909L · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff ground roll.
- [NTSB ERA10CA352](https://openairdocs.org/ntsb/ERA10CA352.md): Vans RV8 · Port Orange, FL · Accident · No injuries · Data collection · Final report · Jul 10, 2010 · N801RG · Substantial damage
  > The pilot's failure to maintain directional control during the landing rollout.
- [NTSB WPR10LA343](https://openairdocs.org/ntsb/WPR10LA343.md): Ercoupe 415 · Whitehall, MT · Accident · No injuries · Limited investigation · Final report · Jul 9, 2010 · N87349 · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB CEN10LA389](https://openairdocs.org/ntsb/CEN10LA389.md): Cessna 210 · Houston, TX · Accident · No injuries · Limited investigation · Final report · Jul 9, 2010 · N2157S · Substantial damage
  > The failure of a hydraulic fluid line, which caused a loss of hydraulic pressure to the landing gear extension system and resulted in the partial collapse of the right main landing gear during touchdown.

Next page: https://openairdocs.org/ntsb-events/094/sequence.md?page=31

## 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" = '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
```

This list as a web page: https://openairdocs.org/ntsb-events/094/sequence?page=30

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