# NTSB investigations, 2017: 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 1 of 3 · 114 cases

## Latest cases

- [NTSB GAA18CA097](https://openairdocs.org/ntsb/GAA18CA097.md): Cessna 172 · Monroe, MI · Accident · No injuries · Data collection · Final report · Dec 21, 2017 · N4491R · Substantial damage
  > The student pilot’s improper yaw control during the landing flare and the flight instructor’s failure to take remedial action, which resulted in a hard landing.
- [NTSB CEN18LA059](https://openairdocs.org/ntsb/CEN18LA059.md): American Champion 7GCAA · Longmont, CO · Accident · No injuries · Limited investigation · Final report · Dec 20, 2017 · N519MA · Substantial damage
  > The failure of the landing gear through bolt primarily due to fatigue during a hard landing, which resulted in a landing gear collapse and runway excursion. Contributing to the accident was noncompliance with the manufacturer service letter.
- [NTSB GAA18CA091](https://openairdocs.org/ntsb/GAA18CA091.md): Aviat A-1 · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Dec 19, 2017 · N33HY · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during the landing.
- [NTSB CEN18CA058](https://openairdocs.org/ntsb/CEN18CA058.md): Piaggio P.180 · Georgetown, TX · Accident · No injuries · Data collection · Final report · Dec 18, 2017 · N141JT · Substantial damage
  > The pilot's inadequate compensation for crosswind conditions, which resulted in a hard landing and the right main landing gear collapsing.
- [NTSB GAA18CA088](https://openairdocs.org/ntsb/GAA18CA088.md): Piper PA 32R · Kwigillingok, AK · Accident · No injuries · Data collection · Final report · Dec 14, 2017 · N8209C · Substantial damage
  > The pilot’s decision to land with the sun in his eyes, which resulted in a short landing.
- [NTSB DCA18WA054](https://openairdocs.org/ntsb/DCA18WA054.md): Boeing 737 · Cusco, Peru · Incident · No injuries · Foreign investigation · Dec 13, 2017 · OB-212-P · Minor damage
  > The government of Peru has notified the NTSB of an incident involving a BOEING 737 airplane that occurred on December 13, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Peru's investigation under the provisions of…
- [NTSB GAA18CA077](https://openairdocs.org/ntsb/GAA18CA077.md): Czech Sport Aircraft a.s. Sport Cruiser · Sacramento, CA · Accident · No injuries · Data collection · Final report · Dec 9, 2017 · N227US · Destroyed
  > The pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident was the pilot’s failure to securely lock the canopy before takeoff.
- [NTSB DCA18WA029](https://openairdocs.org/ntsb/DCA18WA029.md): Canadair CL 600 2A12 · Caracas, Venezuela · Accident · No injuries · Foreign investigation · Dec 4, 2017 · N45WL · Substantial damage
  > The government of Venezuela has notified the NTSB of an accident involving a CANADAIR LTD CL 600 2A12 airplane that occurred on December 04, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Venezuela's investigation…
- [NTSB ERA18LA044](https://openairdocs.org/ntsb/ERA18LA044.md): Piper PA34 · Thomasville, GA · Accident · No injuries · Limited investigation · Final report · Dec 3, 2017 · N8328V · Substantial damage
  > A stone becoming lodged in a left main landing gear (MLG) drag link, which resulted in the failure of the left MLG to extend and lock.
- [NTSB ANC18LA013](https://openairdocs.org/ntsb/ANC18LA013.md): Cessna 172R · Huntingdon, TN · Accident · No injuries · Limited investigation · Final report · Dec 2, 2017 · N9730F · Substantial damage
  > A 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 ERA18LA040](https://openairdocs.org/ntsb/ERA18LA040.md): Champion 7EC · Ravenswood, WV · Accident · No injuries · Limited investigation · Final report · Dec 1, 2017 · N7586E · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll, which resulted in a runway excursion.
- [NTSB ANC18LA009](https://openairdocs.org/ntsb/ANC18LA009.md): Cessna 172RG · Opa Locka, FL · Accident · No injuries · Limited investigation · Final report · Nov 16, 2017 · N6102R · Substantial damage
  > A failure of the airplane 's electrical system, which led to the failure of the landing gear system, for reasons that could not be determined because postaccident examination and testing revealed no mechanical anomalies that would have precluded normal…
- [NTSB WPR18LA022](https://openairdocs.org/ntsb/WPR18LA022.md): Cessna P210N · Mount Vernon, WA · Accident · No injuries · Limited investigation · Final report · Oct 28, 2017 · N6582P · Substantial damage
  > The failure of the right main landing gear (MLG) down-lock mechanism due to an out-of-tolerance down-lock hook, which resulted in the collapse of the right MLG during the landing roll.
- [NTSB GAA18CA022](https://openairdocs.org/ntsb/GAA18CA022.md): Aviat A1 · Williamsport, PA · Accident · No injuries · Data collection · Final report · Oct 22, 2017 · N337AM · Substantial damage
  > The pilot’s failure to verify that the parking brake was disengaged before landing, which resulted in a runway excursion.
- [NTSB CEN18LA017](https://openairdocs.org/ntsb/CEN18LA017.md): Piper PA 32RT-300T · Port Mansfield, TX · Accident · No injuries · Limited investigation · Final report · Oct 19, 2017 · N633CB · Substantial damage
  > The pilot’s improper landing flare, which led to a hard landing and the subsequent collapse of the nosewheel landing gear due to the overstress failure of the nosewheel landing gear trunnion casting.
- [NTSB CEN18LA015](https://openairdocs.org/ntsb/CEN18LA015.md): Cessna 150J · Willmar, MN · Accident · Minor injuries · Limited investigation · Final report · Oct 18, 2017 · N50609 · Substantial damage
  > The pilot’s improper conduct of the soft-field takeoff, which led to his failure to attain adequate airspeed, and the flight instructor’s subsequent improper landing flare, which resulted in a hard, forced landing.
- [NTSB GAA18CA013](https://openairdocs.org/ntsb/GAA18CA013.md): Cessna 172RG · Auburn, WA · Accident · No injuries · Data collection · Final report · Oct 15, 2017 · N5159U · Substantial damage
  > The failure of the right main landing gear for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB ANC18LA004](https://openairdocs.org/ntsb/ANC18LA004.md): Cirrus Design SR22T · Tuskegee, AL · Accident · No injuries · Limited investigation · Final report · Oct 15, 2017 · N289CM · Substantial damage
  > An improperly adjusted slope controller and fuel pump that resulted in an excessively high fuel flow, an extremely rich mixture, a rough-running engine, and a subsequent partial loss of engine power.
- [NTSB GAA18CA006](https://openairdocs.org/ntsb/GAA18CA006.md): Maule M 7 · Manokatak, AK · Accident · No injuries · Data collection · Final report · Oct 7, 2017 · N81818 · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff in gusting wind conditions.
- [NTSB ERA18LA003](https://openairdocs.org/ntsb/ERA18LA003.md): Freeman Heritage Collection SE5A · Virginia Beach, VA · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 3, 2017 · N685SE · Substantial damage
  > A partial loss of engine power due to an interruption of the normal fuel/air mixture to the engine.
- [NTSB GAA17CA552](https://openairdocs.org/ntsb/GAA17CA552.md): Hencken William Pietenpol AIR Camper · Franklin, PA · Accident · No injuries · Data collection · Final report · Sep 21, 2017 · N40WH · Substantial damage
  > The failure of the weld that connects the left main landing gear and the axle during the takeoff roll.
- [NTSB WPR17LA210](https://openairdocs.org/ntsb/WPR17LA210.md): Cessna 210 · Sacramento, CA · Accident · No injuries · Limited investigation · Final report · Sep 20, 2017 · N7330E · Substantial damage
  > Partial retraction of the main landing gear during the landing roll for reasons that could not be determined because postaccident examination and functional testing of the gear revealed no anomalies.
- [NTSB GAA17CA541](https://openairdocs.org/ntsb/GAA17CA541.md): Rudberg Todd W Vans Acft RV8 · Manzanita, OR · Accident · No injuries · Data collection · Final report · Sep 17, 2017 · N232TB · Substantial damage
  > The airplane’s collision with two elks during landing.
- [NTSB WPR17LA204](https://openairdocs.org/ntsb/WPR17LA204.md): Cessna T210N · Watsonville, CA · Accident · No injuries · Class 3 · Limited · Final report · Sep 15, 2017 · N5391A · Substantial damage
  > The pilot’s improper landing flare, which resulted in a bounced landing and subsequent nose gear separation.
- [NTSB DCA17WA200](https://openairdocs.org/ntsb/DCA17WA200.md): Boeing Boeing 737-8AS · London, United Kingdom · Incident · No injuries · Foreign investigation · Sep 15, 2017 · EI-DLV · Minor damage
  > The AAIB of the United Kingdom has notified the NTSB of an incident involving a Boeing 737 airplane that occurred on September 15, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the AAIB's investigation under the provisions of ICAO…
- [NTSB ERA17LA325](https://openairdocs.org/ntsb/ERA17LA325.md): Beech C23 · Machias, ME · Accident · No injuries · Limited investigation · Final report · Sep 14, 2017 · N2120W · Substantial damage
  > The pilot's delay in applying carburetor heat, which resulted in a total loss of engine power due to carburetor icing.
- [NTSB GAA17CA531](https://openairdocs.org/ntsb/GAA17CA531.md): Cessna 210 · Kinsley, KS · Accident · No injuries · Data collection · Final report · Sep 12, 2017 · N9595X · Substantial damage
  > The pilot's decision to continue an unstabilized approach for landing in tailwind conditions, which resulted in a runway overrun and a nose-over.
- [NTSB GAA17CA538](https://openairdocs.org/ntsb/GAA17CA538.md): Czech Aircraft Works Spol Sro Sportcruiser · Santa Ynez, CA · Accident · No injuries · Data collection · Final report · Sep 11, 2017 · N4465F · Substantial damage
  > The pilot’s improper landing flare in gusting wind conditions, which resulted in a hard, bounced landing.
- [NTSB CEN17LA351](https://openairdocs.org/ntsb/CEN17LA351.md): Cessna 340 · McKinney, TX · Accident · No injuries · Limited investigation · Final report · Sep 9, 2017 · N5870M · Substantial damage
  > The failure of the bell crank pivot bolt which resulted in the left main landing gear collapse. Contributing to the accident was the lack of landing gear inspections in accordance with the airplane manufacturer's maintenance manuals.
- [NTSB GAA17CA527](https://openairdocs.org/ntsb/GAA17CA527.md): Piper PA 12 · Kotzebue, AK · Accident · No injuries · Data collection · Final report · Sep 6, 2017 · N4088M · Substantial damage
  > The pilot’s failure to maintain directional control while landing on an unimproved airstrip in gusting wind conditions.
- [NTSB CEN17LA340](https://openairdocs.org/ntsb/CEN17LA340.md): Cessna 310G · Broomfield, CO · Accident · No injuries · Limited investigation · Final report · Sep 1, 2017 · N8957Z · Substantial damage
  > A collapse of the right main landing gear due to a bent pushrod, which precluded the gear from fully extending. The reason for the bent pushrod could not be determined based on the available information.
- [NTSB GAA17CA570](https://openairdocs.org/ntsb/GAA17CA570.md): Piper PA 31 · Saipan · Accident · No injuries · Data collection · Final report · Aug 30, 2017 · N4078J · Substantial damage
  > Impact with multiple birds while retracting the landing gear, which resulted in the subsequent failure of the right inboard main landing gear door actuator hose and prevented the pilot from being able to extend the landing gear.
- [NTSB WPR17IA189](https://openairdocs.org/ntsb/WPR17IA189.md): Cessna 560XL · San Jose, CA · Incident · No injuries · Class 3 · Incident · Final report · Aug 29, 2017 · N503UP · Minor damage
  > The mechanic’s incorrect installation of the right main landing gear (MLG) aft trunnion pivot pin, which resulted in the pin separating from the trunnion, the trunnion puncturing the right wing, and the right MLG collapsing.
- [NTSB GAA17CA558](https://openairdocs.org/ntsb/GAA17CA558.md): Bellanca 14 19 · Redding, CA · Accident · No injuries · Data collection · Final report · Aug 27, 2017 · N36KC · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB ERA17LA298](https://openairdocs.org/ntsb/ERA17LA298.md): Cessna 305 · Wurtsboro, NY · Accident · Minor injuries · Limited investigation · Final report · Aug 27, 2017 · N1834 · Substantial damage
  > A fatigue fracture of the left main landing gear axle.
- [NTSB GAA17CA499](https://openairdocs.org/ntsb/GAA17CA499.md): Cessna 170 · Rochelle, IL · Accident · No injuries · Data collection · Final report · Aug 21, 2017 · N2486D · Substantial damage
  > The pilot’s failure to maintain directional control during landing with a tailwind.
- [NTSB GAA17CA504](https://openairdocs.org/ntsb/GAA17CA504.md): Boeing E75 · Centerville, TN · Accident · No injuries · Data collection · Final report · Aug 18, 2017 · N4859N · Substantial damage
  > The pilot receiving instruction’s failure to maintain directional control during the landing roll and the flight instructor’s delayed remedial action.
- [NTSB CEN17LA324](https://openairdocs.org/ntsb/CEN17LA324.md): Piper PA 18-150 · Sweetwater, TX · Accident · No injuries · Limited investigation · Final report · Aug 18, 2017 · N82912 · Substantial damage
  > The pilot's improper landing flare, which resulted in a hard landing and the overstress failure of the right main landing gear.
- [NTSB GAA17CA486](https://openairdocs.org/ntsb/GAA17CA486.md): Cessna L19 · Nashville, TN · Accident · No injuries · Data collection · Final report · Aug 13, 2017 · N305EF · Substantial damage
  > The 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 CEN17LA309](https://openairdocs.org/ntsb/CEN17LA309.md): Air Tractor AT-802A · Galesburg, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2017 · N528MB · Substantial damage
  > A total loss of engine power due to the fracture of a single 1st stage compressor rotor airfoil in high-cycle fatigue as a result of the erosion and thinning of the airfoil's leading edge. Contributing to the fractured airfoil and loss of engine power was the…
- [NTSB ANC17LA042](https://openairdocs.org/ntsb/ANC17LA042.md): Beech 19A · Palmer, AK · Accident · No injuries · Limited investigation · Final report · Aug 5, 2017 · N6523T · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in the right main landing (MLG) tire impacting a rock and the subsequent loss of directional control and collapse of the right MLG.
- [NTSB CEN17LA301](https://openairdocs.org/ntsb/CEN17LA301.md): Beech D17S · Colorado Springs, CO · Accident · No injuries · Limited investigation · Final report · Aug 3, 2017 · N44562 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll with a quartering tailwind.
- [NTSB GAA17CA469](https://openairdocs.org/ntsb/GAA17CA469.md): Air Tractor AT 402 · San Angelo, TX · Accident · No injuries · Data collection · Final report · Aug 2, 2017 · N38HT · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in crosswind conditions.
- [NTSB GAA17CA452](https://openairdocs.org/ntsb/GAA17CA452.md): Piper PA28 · St. Joseph, IL · Accident · No injuries · Data collection · Final report · Jul 30, 2017 · N2204B · Substantial damage
  > The pilot’s improper landing flare, which resulted in the nose landing gear collapsing and subsequent loss of directional control.
- [NTSB GAA17CA455](https://openairdocs.org/ntsb/GAA17CA455.md): Cessna 150 · McKinney, TX · Accident · No injuries · Data collection · Final report · Jul 28, 2017 · N6368K · Substantial damage
  > The student pilot’s improper landing flare, which resulted in bounced landing and the collapse of the nose landing gear.
- [NTSB GAA17CA451](https://openairdocs.org/ntsb/GAA17CA451.md): Mark Goldberg Bearhawk Patrol · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 28, 2017 · N410BP · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in crosswind conditions, which resulted in a ground loop.
- [NTSB WPR17LA165](https://openairdocs.org/ntsb/WPR17LA165.md): Lake LA 4 · Byron, CA · Accident · No injuries · Class 3 · Limited · Final report · Jul 25, 2017 · N7628L · Substantial damage
  > The pilot’s failure to activate the hydraulic system during the approach, and his failure to ensure that the landing gear was down and locked before touchdown. Contributing to the accident was the pilot's decision to operate the airplane with an inoperative…
- [NTSB GAA17CA432](https://openairdocs.org/ntsb/GAA17CA432.md): Cessna TU206B · Sandy, OR · Accident · No injuries · Data collection · Final report · Jul 23, 2017 · N10AR · Substantial damage
  > The pilot’s improper bank control during landing in gusting wind conditions.
- [NTSB GAA17CA435](https://openairdocs.org/ntsb/GAA17CA435.md): Gilbert Thomas Jeffrey Lancair 235 · Denison, TX · Accident · No injuries · Data collection · Final report · Jul 22, 2017 · N91JG · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff roll.
- [NTSB ERA17LA258](https://openairdocs.org/ntsb/ERA17LA258.md): Kubassek David Zenith 601 · Aiken, SC · Accident · No injuries · Limited investigation · Final report · Jul 22, 2017 · N651JL · Substantial damage
  > The failure of the nose landing gear’s (NLG) lower bearing, which resulted in the pilot’s inability to maintain directional control during landing, a runway excursion, and the NLG collapsing.

Next page: https://openairdocs.org/ntsb-events/094/sequence.md?year=2017&page=2

## 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 year(c."eventDate") = 2017
  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
```

This list as a web page: https://openairdocs.org/ntsb-events/094/sequence?year=2017

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