# NTSB investigations, 2009: 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 · 109 cases

## Latest cases

- [NTSB CEN10LA085](https://openairdocs.org/ntsb/CEN10LA085.md): Cessna 210A · Robert Lee, TX · Accident · No injuries · Limited investigation · Final report · Dec 25, 2009 · N9499X · Substantial damage
  > The collapse of the right main landing gear during landing for unknown reasons.
- [NTSB ERA10LA100](https://openairdocs.org/ntsb/ERA10LA100.md): Fpna A-22 Valor · Hunting Island, SC · Accident · No injuries · Limited investigation · Final report · Dec 23, 2009 · N721FP · Substantial damage
  > Maintenance personnel's inadequate inspection of the oil system's fittings during a routine oil servicing, which resulted in oil starvation due to a loose and/or detached oil line B-nut fitting that led to the engine seizing while in flight.
- [NTSB WPR10CA088](https://openairdocs.org/ntsb/WPR10CA088.md): Aviat A1-A · West Jordon, UT · Accident · No injuries · Data collection · Final report · Dec 19, 2009 · N17HY · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll in gusting wind conditions.
- [NTSB ERA10IA095](https://openairdocs.org/ntsb/ERA10IA095.md): Beech 58 · Lexington, KY · Incident · No injuries · Incident investigation · Final report · Dec 10, 2009 · N391MC · Minor damage
  > The overstress failure of the nose landing gear aft drag brace.
- [NTSB ERA10LA107](https://openairdocs.org/ntsb/ERA10LA107.md): Maule M5 · LaGrange, GA · Accident · No injuries · Limited investigation · Final report · Dec 6, 2009 · N51620 · Substantial damage
  > The failure of the right main landing gear for undetermined reasons.
- [NTSB ERA10CA068](https://openairdocs.org/ntsb/ERA10CA068.md): Cessna C185F · Auburn, ME · Accident · No injuries · Data collection · Final report · Nov 19, 2009 · N95JR · Substantial damage
  > The pilot’s failure to maintain directional control while landing.
- [NTSB ERA10CA079](https://openairdocs.org/ntsb/ERA10CA079.md): Air Gulfstream Airlines SX-300 · West Palm Beach, FL · Accident · No injuries · Data collection · Final report · Nov 14, 2009 · N884 · Substantial damage
  > The loss of directional control while landing for undetermined reasons.
- [NTSB ERA10CA054](https://openairdocs.org/ntsb/ERA10CA054.md): Piper PA32 · Jacksonvile, FL · Accident · No injuries · Data collection · Final report · Nov 7, 2009 · N100LW · Substantial damage
  > The pilot’s failure to maintain directional control during landing in gusty crosswind conditions.
- [NTSB ERA10CA033](https://openairdocs.org/ntsb/ERA10CA033.md): Elkins Christen Eagle II · Athens, KY · Accident · No injuries · Data collection · Final report · Oct 25, 2009 · N78E · Substantial damage
  > The pilot's improper liftoff, resulting in a collision with the ground during climbout.
- [NTSB CEN10IA030](https://openairdocs.org/ntsb/CEN10IA030.md): Curtiss Wright P-40E · Lincoln, NE · Incident · No injuries · Incident investigation · Final report · Oct 24, 2009 · N4420K · Minor damage
  > The right landing gear's partial retraction during landing due to paint contamination of the landing gear handle detent.
- [NTSB WPR10LA034](https://openairdocs.org/ntsb/WPR10LA034.md): Aero Commander 690 · Cedar City, UT · Accident · No injuries · Limited investigation · Final report · Oct 21, 2009 · N690TR · Substantial damage
  > The failure of the landing gear accumulator/regulator and the installation of the improper priority valve, which precluded the landing gear from extending and locking into place.
- [NTSB CEN10CA024](https://openairdocs.org/ntsb/CEN10CA024.md): Cessna 170B · London, OH · Accident · No injuries · Data collection · Final report · Oct 19, 2009 · N2719D · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll.
- [NTSB CEN10CA022](https://openairdocs.org/ntsb/CEN10CA022.md): Gottelt Herbert R Kitfox IV/ · Crystal Falls, MI · Accident · Serious injuries · Data collection · Final report · Oct 17, 2009 · N94HG · Substantial damage
  > The pilot's inability to maintain control due to an undetermined problem affecting lateral control of the airplane.
- [NTSB ANC10CA002](https://openairdocs.org/ntsb/ANC10CA002.md): Piper PA-31-350 · Nondalton, AK · Accident · No injuries · Data collection · Final report · Oct 10, 2009 · N27231 · Substantial damage
  > The pilot's decision to attempt a landing in weather conducive to strong downdrafts, resulting in a loss of control.
- [NTSB WPR10CA011](https://openairdocs.org/ntsb/WPR10CA011.md): Cessna 180 · Pistol Creek, ID · Accident · No injuries · Data collection · Final report · Oct 8, 2009 · N1674C · Substantial damage
  > The separation of one of the airplane's main landing gear legs during landing in variable gusting wind conditions, due to the nut being stripped from the attachment bolt.
- [NTSB ERA10LA005](https://openairdocs.org/ntsb/ERA10LA005.md): Cessna 210 · Louisville, KY · Accident · No injuries · Limited investigation · Final report · Oct 4, 2009 · N9443T · Substantial damage
  > A malfunction of the landing gear extension system due to a fractured hydraulic line. Contributing to the accident was the inadequate inspection and maintenance of the hydraulic line.
- [NTSB ERA10LA009](https://openairdocs.org/ntsb/ERA10LA009.md): Butler Aerostar · Brooksville, FL · Accident · No injuries · Limited investigation · Final report · Oct 1, 2009 · N81FW · Substantial damage
  > The collapse of the nose landing gear during landing rollout for undetermined reasons.
- [NTSB WPR09CA468](https://openairdocs.org/ntsb/WPR09CA468.md): Cessna 195 · Kingman, AZ · Accident · No injuries · Data collection · Final report · Sep 28, 2009 · N190JS · Substantial damage
  > Failure of the right landing gear wheel attachment bolts.
- [NTSB CEN09CA609](https://openairdocs.org/ntsb/CEN09CA609.md): Aeronca 11AC · Augusta, KS · Accident · No injuries · Data collection · Final report · Sep 26, 2009 · N9204E · Substantial damage
  > The pilot's failure to maintain directional control while landing with a quartering tailwind.
- [NTSB ANC09CA109](https://openairdocs.org/ntsb/ANC09CA109.md): Short Bros. & Harland SC7 Series · Skwentna, AK · Accident · No injuries · Data collection · Final report · Sep 26, 2009 · N754BD · Substantial damage
  > The pilot's failure to maintain directional control while landing on a rough, soft, and narrow airstrip.
- [NTSB ENG09IA018](https://openairdocs.org/ntsb/ENG09IA018.md): Boeing 767 · Newark, NJ · Incident · No injuries · Incident investigation · Final report · Sep 18, 2009 · N66051 · Minor damage
  > Failure of Main Landing Gear (MLG) truck beam was due to contamination of the inner surface corrosion protective layers from hydraulic fluid and deice fluid that resulted in corrosion and intergranular stress corrosion cracking.
- [NTSB WPR09LA475](https://openairdocs.org/ntsb/WPR09LA475.md): Waco QCF-2 · Bend, OR · Accident · No injuries · Limited investigation · Final report · Sep 14, 2009 · N11241 · Substantial damage
  > The pilot’s failure to maintain directional control during landing. Contributing to the accident was the pilot's lack of experience in the make and model airplane.
- [NTSB ERA09LA540](https://openairdocs.org/ntsb/ERA09LA540.md): Flight Design Ctsw · Gettysburg, PA · Accident · No injuries · Limited investigation · Final report · Sep 13, 2009 · N466CT · Substantial damage
  > The failure of the left main wheel attachment fitting due to overstress.
- [NTSB CEN09LA579](https://openairdocs.org/ntsb/CEN09LA579.md): Cessna 172S · Park Rapids, MN · Accident · Minor injuries · Limited investigation · Final report · Sep 13, 2009 · N523ND · Substantial damage
  > The pilot's failure to maintain a proper climb rate during a night takeoff.
- [NTSB CEN09CA583](https://openairdocs.org/ntsb/CEN09CA583.md): Sierra E5A Replica · Port Huron, MI · Accident · No injuries · Data collection · Final report · Sep 12, 2009 · N44062 · Substantial damage
  > The pilot's failure to maintain aircraft control during landing.
- [NTSB CEN09CA585](https://openairdocs.org/ntsb/CEN09CA585.md): Cessna 170B · Dalhart, TX · Accident · Minor injuries · Data collection · Final report · Sep 11, 2009 · N2929N · Substantial damage
  > The pilot’s decision to land with a tailwind resulting in a loss of directional control.
- [NTSB WPR09FA437](https://openairdocs.org/ntsb/WPR09FA437.md): Cessna 152 · Coolidge, AZ · Accident · 1 fatal · Field investigation · Final report · Sep 9, 2009 · N94741 · 2 aircraft · Substantial damage
  > The failure of both safety/spotter pilots to see and avoid the other airplane.
- [NTSB CEN09LA573](https://openairdocs.org/ntsb/CEN09LA573.md): Beech B36TC · Sullivan, MO · Accident · No injuries · Limited investigation · Final report · Sep 7, 2009 · N65873 · Substantial damage
  > A loss of aircraft control for undetermined reasons.
- [NTSB CEN09CA569](https://openairdocs.org/ntsb/CEN09CA569.md): Cessna T210 · Tulsa, OK · Accident · No injuries · Data collection · Final report · Sep 7, 2009 · N6442Y · Substantial damage
  > A temporary loss of elevator pitch control for undetermined reasons.
- [NTSB WPR09CA434](https://openairdocs.org/ntsb/WPR09CA434.md): Cessna 195 · Camarillo, CA · Accident · No injuries · Data collection · Final report · Sep 5, 2009 · N1508D · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB CEN09LA567](https://openairdocs.org/ntsb/CEN09LA567.md): Aeronca 11AC · Marshall, MI · Accident · No injuries · Limited investigation · Final report · Sep 5, 2009 · N3383E · Substantial damage
  > The failure of the main landing gear attach point.
- [NTSB WPR09CA440](https://openairdocs.org/ntsb/WPR09CA440.md): Universal Globe GC-1 · Pacoima, CA · Accident · No injuries · Data collection · Final report · Sep 4, 2009 · N2345B · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR09CA439](https://openairdocs.org/ntsb/WPR09CA439.md): Bellanca 17-30A · La Grande, OR · Accident · No injuries · Data collection · Final report · Sep 2, 2009 · N14786 · Substantial damage
  > The pilot's improper flare, which resulted in a bounced landing.
- [NTSB WPR09CA430](https://openairdocs.org/ntsb/WPR09CA430.md): Cessna 152 · Merced, CA · Accident · No injuries · Data collection · Final report · Aug 31, 2009 · N5155B · Substantial damage
  > The pilot's improper flare which resulted in a hard landing and subsequent collapse of the nose landing gear strut.
- [NTSB WPR09CA429](https://openairdocs.org/ntsb/WPR09CA429.md): Curtiss Wright Travel AIR · San Diego, CA · Accident · No injuries · Data collection · Final report · Aug 30, 2009 · N4418 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll in crosswind conditions.
- [NTSB ERA09LA520](https://openairdocs.org/ntsb/ERA09LA520.md): Luscombe 8A · Arcadia, FL · Accident · No injuries · Limited investigation · Final report · Aug 27, 2009 · N40VS · Substantial damage
  > The pilot's bounced takeoff roll, which resulted in a collapsed landing gear. Contributing to the accident was the airplane's overweight condition.
- [NTSB ERA09LA474](https://openairdocs.org/ntsb/ERA09LA474.md): Cessna T210M · Dalton, GA · Accident · No injuries · Limited investigation · Final report · Aug 22, 2009 · N732MM · Substantial damage
  > The failure of the right main landing gear actuator downlock spring.
- [NTSB WPR09LA408](https://openairdocs.org/ntsb/WPR09LA408.md): Piper PA-22-150 · Tacoma, WA · Accident · No injuries · Limited investigation · Final report · Aug 21, 2009 · N6038D · Substantial damage
  > The pilot's improper landing flare in crosswind conditions resulting in a gear leg collapse.
- [NTSB ERA09LA467](https://openairdocs.org/ntsb/ERA09LA467.md): Cessna 140A · White Plains, NY · Accident · No injuries · Limited investigation · Final report · Aug 17, 2009 · N9467A · Substantial damage
  > The failure of the right main landing gear due to a preexisting crack adjacent to a weld line.
- [NTSB ERA09LA471](https://openairdocs.org/ntsb/ERA09LA471.md): Piper PA-46-350P · Sanford, FL · Accident · No injuries · Limited investigation · Final report · Aug 16, 2009 · N548C · Substantial damage
  > The fatigue cracking at the point the nose landing gear actuator attaches to the mount resulting in separation of the actuator and partial collapse of the nose landing gear. Contributing to the accident was the lack of specific inspection guidance for…
- [NTSB ERA09LA480](https://openairdocs.org/ntsb/ERA09LA480.md): Ayres S2R-T34 · Donalsonville, GA · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 2009 · N2292E · Substantial damage
  > The failure of the right main gear strut due to an improper weld repair by maintenance personnel.
- [NTSB CEN09CA516](https://openairdocs.org/ntsb/CEN09CA516.md): Grumman Acft ENG Cor-Schweizer G-164A · Harlan, IA · Accident · No injuries · Data collection · Final report · Aug 10, 2009 · N4598 · Substantial damage
  > The pilot's failure to perform accurate weight and balance calculations which resulted in exceeding the maximum takeoff weight and the airplane's climb capability.
- [NTSB ERA09WA552](https://openairdocs.org/ntsb/ERA09WA552.md): Mooney M20F · Warwickshire, United Kingdom · Accident · No injuries · Foreign investigation · Aug 8, 2009 · G-CEJN · No damage
  > On August 8, 2009, at 1218 UTC, a Mooney M20F, G-CEJN, was substantially damaged when the landing gear collapsed during landing at Wellesbourne Mountford Airfield, Warwickshire, United Kingdom. The pilot was not injured. Visual meteorological conditions…
- [NTSB ERA09LA446](https://openairdocs.org/ntsb/ERA09LA446.md): Lobb Kenneth CH 701 · Murfreesboro, TN · Accident · No injuries · Limited investigation · Final report · Aug 7, 2009 · N75644 · Substantial damage
  > A total loss of engine power due to the improper installation of the alternator drive gear.
- [NTSB WPR09LA390](https://openairdocs.org/ntsb/WPR09LA390.md): Luscombe 8A · Eatonville, WA · Accident · No injuries · Limited investigation · Final report · Aug 6, 2009 · N28425 · Substantial damage
  > The loss of engine power due to fuel starvation as a result of the pilot's inadequate in-flight fuel management. Contributing to the accident was the airplane's lack of an interconnected fuel vent system.
- [NTSB ERA09CA443](https://openairdocs.org/ntsb/ERA09CA443.md): Cessna 172S · Alabaster, AL · Accident · No injuries · Data collection · Final report · Aug 4, 2009 · N2110Q · Substantial damage
  > The student pilot's failure to maintain directional control during landing.
- [NTSB ERA09CA437](https://openairdocs.org/ntsb/ERA09CA437.md): Piper PA-34-200T · Lincoln Park, NJ · Accident · No injuries · Data collection · Final report · Aug 2, 2009 · N551N · Substantial damage
  > The pilot's improper flare, which resulted in a bounced landing, and the subsequent collapse of the landing gear.
- [NTSB WPR09LA383](https://openairdocs.org/ntsb/WPR09LA383.md): Beech 76 · Glendale, AZ · Accident · No injuries · Limited investigation · Final report · Jul 30, 2009 · N83ER · Substantial damage
  > The fatigue failure of the left main landing gear enhanced side brace assembly.
- [NTSB WPR09LA457](https://openairdocs.org/ntsb/WPR09LA457.md): North American AT-6G · Ely, NV · Accident · No injuries · Limited investigation · Final report · Jul 28, 2009 · N555Q · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB CEN09LA463](https://openairdocs.org/ntsb/CEN09LA463.md): Pilgrim Samuel W JR RV-6 · Oshkosh, WI · Accident · No injuries · Limited investigation · Final report · Jul 25, 2009 · N56SP · Substantial damage
  > The failure of the rudder pedal which resulted in the pilot's inability to maintain directional control of the aircraft.

Next page: https://openairdocs.org/ntsb-events/094/sequence.md?year=2009&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") = 2009
  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=2009

---
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.