# NTSB investigations, 2012: 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 · 101 cases

## Latest cases

- [NTSB CEN13CA120](https://openairdocs.org/ntsb/CEN13CA120.md): Robidoux Lionel Wittman W 10 · Hobart, IN · Accident · No injuries · Data collection · Final report · Dec 30, 2012 · N641TD · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during landing, which resulted in an aerodynamic stall and subsequent hard landing.
- [NTSB CEN13CA125](https://openairdocs.org/ntsb/CEN13CA125.md): Piper PA-32-301 · Middle Bass Island, OH · Accident · No injuries · Data collection · Final report · Dec 27, 2012 · N428S · Substantial damage
  > The pilot did not attain the proper touchdown point during landing, which resulted in impact with the edge of the runway surface.
- [NTSB ANC13LA016](https://openairdocs.org/ntsb/ANC13LA016.md): Cessna 150C · Juneau, AK · Accident · No injuries · Limited investigation · Final report · Dec 13, 2012 · N1901Z · Substantial damage
  > The collapse of the left main landing gear during the landing roll, as a result of fatigue cracking. Contributing to the accident was the improper maintenance of the landing gear.
- [NTSB ERA13CA092](https://openairdocs.org/ntsb/ERA13CA092.md): Liberty Aerospace XL-2 · Lynchburg, VA · Accident · No injuries · Data collection · Final report · Dec 11, 2012 · N208AU · Substantial damage
  > The student pilot’s improper flare, which resulted in a hard landing.
- [NTSB CEN13CA083](https://openairdocs.org/ntsb/CEN13CA083.md): Mooney M20TN · Durango, CO · Accident · No injuries · Data collection · Final report · Dec 2, 2012 · N562BG · Substantial damage
  > The pilot's improper recovery from a bounced landing, and his failure to maintain airplane control during the go-around maneuver.
- [NTSB CEN13CA084](https://openairdocs.org/ntsb/CEN13CA084.md): American Champion 8KCAB · Melbourne, AR · Accident · No injuries · Data collection · Final report · Dec 1, 2012 · N63MY · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing.
- [NTSB WPR13LA060](https://openairdocs.org/ntsb/WPR13LA060.md): Piper PA30 · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Nov 24, 2012 · N8747Y · Substantial damage
  > The pilot's failure to properly inhibit the landing gear transmission motor consistent with the emergency landing gear extension procedure, which precluded the full extension of the landing gear. Contributing to the accident was the airplane's electrical…
- [NTSB ERA13LA065](https://openairdocs.org/ntsb/ERA13LA065.md): Beech C90A · Roanoke, VA · Accident · No injuries · Limited investigation · Final report · Nov 20, 2012 · N702DK · Substantial damage
  > The failure of the right main landing gear bearing actuator support brackets. Contributing to the accident was the owner's and operator's failure to comply with the airplane manufacturer's mandatory service bulletin and the Federal Aviation Administration's…
- [NTSB DCA13WA020](https://openairdocs.org/ntsb/DCA13WA020.md): Boeing MD-82 · Johannesburg, South Africa · Incident · No injuries · Foreign investigation · Nov 13, 2012 · ZS-TOG · Minor damage
  > On November 13, 2012, a McDonnell Douglas MD-80, registration ZS-TOG, experienced a wheel failure on the left hand main gear during takeoff from O.R.Tambo International Airport (FAJS),, South Africa. The chartered flight was enroute to Kamuzu International…
- [NTSB ERA13LA052](https://openairdocs.org/ntsb/ERA13LA052.md): Waller Charles R Rans S12-XL · Gordon, AL · Accident · No injuries · Limited investigation · Final report · Nov 10, 2012 · N933CW · Substantial damage
  > A fatigue failure of the elevator pitch trim cable, which resulted in aerodynamic flutter of the elevator in flight and the airplane’s subsequent nose-over during the resultant precautionary landing.
- [NTSB CEN13IA059](https://openairdocs.org/ntsb/CEN13IA059.md): Fairchild SA227-AC · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Nov 10, 2012 · N619BA · Minor damage
  > Loose electrical connections to the hydraulic system and anomalies in the hydraulic shuttle valve and power pack, which resulted in an uncommanded gear unlock and collapse of the left main landing gear. Contributing to the accident was the operator’s failure…
- [NTSB CEN13CA064](https://openairdocs.org/ntsb/CEN13CA064.md): Lawson Ron Rans S-19 · Crowley, LA · Accident · Minor injuries · Data collection · Final report · Nov 10, 2012 · N434KL · Substantial damage
  > The pilot’s improper landing flare, which resulted in the collapse of the nose landing gear and the airplane nosing over.
- [NTSB ERA13LA049](https://openairdocs.org/ntsb/ERA13LA049.md): Piper PA-28R-180 · Fort Lauderdale, FL · Accident · No injuries · Limited investigation · Final report · Nov 5, 2012 · N4534J · Substantial damage
  > The collapse of the right main landing gear during landing for reasons that could not be duplicated or determined during the postaccident investigation because of the initial unavailability of the airplane after the accident.
- [NTSB WPR13LA034](https://openairdocs.org/ntsb/WPR13LA034.md): Jeffair Barracuda · Payson, AZ · Accident · No injuries · Limited investigation · Final report · Oct 27, 2012 · N19GS · Substantial damage
  > The failure of the landing gear to remain extended during the landing roll for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR13IA026](https://openairdocs.org/ntsb/WPR13IA026.md): Cessna P210N · Oakland, CA · Incident · No injuries · Incident investigation · Final report · Oct 27, 2012 · N43CE · Minor damage
  > The pilot’s failure to follow proper procedures to confirm that the main landing gear was down and locked before landing.
- [NTSB DCA13WA023](https://openairdocs.org/ntsb/DCA13WA023.md): Boeing 737 · Casablanca, Morocco · Incident · No injuries · Foreign investigation · Oct 24, 2012 · CN-ROA · Minor damage
  > On October 24, 2012 a Boeing 737-800, registration CN-ROA experienced a nosewheel failure during taxiing after landing at the Casablanca / Mohammed V Airport. The airplane was operated by Royal Air Maroc as flight 471 from Tunis, Tunisia. There were no…
- [NTSB ERA13CA047](https://openairdocs.org/ntsb/ERA13CA047.md): Daniels Alan L Kitfox Series 7 · Plymouth, MA · Accident · No injuries · Data collection · Final report · Oct 18, 2012 · N555HT · Substantial damage
  > The pilot's improper landing flare and subsequent inadequate recovery from a bounced landing.
- [NTSB CEN13IA024](https://openairdocs.org/ntsb/CEN13IA024.md): Flight Design Ctls · Elyria, OH · Incident · No injuries · Incident investigation · Final report · Oct 17, 2012 · N21ZA · Minor damage
  > The manufacturing defects in the main landing gear leg, which resulted in its eventual failure.
- [NTSB DCA13WA002](https://openairdocs.org/ntsb/DCA13WA002.md): Mcdonnell Douglas MD11 · Sao Paulo, Brazil · Accident · No injuries · Foreign investigation · Oct 13, 2012 · N988AR · Substantial damage
- [NTSB ERA13LA005](https://openairdocs.org/ntsb/ERA13LA005.md): Cessna 310I · Burlington, VT · Accident · No injuries · Limited investigation · Final report · Oct 2, 2012 · N8025M · Substantial damage
  > The collapse of the left main landing gear due to a failure of the left main gear bellcrank pin for reasons that could not be determined because the pieces of the fractured bellcrank pin were not located.
- [NTSB CEN12LA668](https://openairdocs.org/ntsb/CEN12LA668.md): Thompson RV-6 · Pagosa Springs, CO · Accident · No injuries · Limited investigation · Final report · Sep 20, 2012 · N140RV · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during the landing roll. Contributing to the accident was the pilot’s lack of landing experience at high density altitudes.
- [NTSB CEN12FA653](https://openairdocs.org/ntsb/CEN12FA653.md): Piper PA-46-350P · Kiowa, CO · Accident · No injuries · Field investigation · Final report · Sep 18, 2012 · N188SR · Substantial damage
  > A catastrophic engine failure due to unrecognized and unrepaired corrosion within the engine, which was consistent with engine operations after an extended period of inactivity.
- [NTSB CEN12LA635](https://openairdocs.org/ntsb/CEN12LA635.md): Cessna 182P · Mecosta, MI · Accident · Minor injuries · Limited investigation · Final report · Sep 15, 2012 · N58844 · Substantial damage
  > The pilot's improper landing flare, which resulted in a bounced landing and loss of airplane control.
- [NTSB WPR12LA422](https://openairdocs.org/ntsb/WPR12LA422.md): Hawker MK 11 SEA Fury · Reno, NV · Accident · No injuries · Limited investigation · Final report · Sep 11, 2012 · N4434P · Substantial damage
  > The collapse of the right main landing gear due to failure of the landing gear rotary selector valve seal.
- [NTSB CEN12CA644](https://openairdocs.org/ntsb/CEN12CA644.md): Cessna 421C · Kenedy, TX · Accident · No injuries · Data collection · Final report · Sep 11, 2012 · N5534G · Substantial damage
  > The pilot’s improper flare, which resulted in a hard landing and subsequent collapse of the landing gear.
- [NTSB ERA12IA559](https://openairdocs.org/ntsb/ERA12IA559.md): Cessna 402B · Opa-Locka, FL · Incident · No injuries · Incident investigation · Final report · Sep 10, 2012 · N218LG · Minor damage
  > The pilot’s turning the airplane too sharply while exiting the runway, which resulted in the failure of the right main landing gear bellcrank due to an overstress fracture.
- [NTSB CEN12LA672](https://openairdocs.org/ntsb/CEN12LA672.md): Socata TBM 700 · Horseshoe Bay, TX · Accident · No injuries · Limited investigation · Final report · Sep 7, 2012 · N850ZM · Substantial damage
  > The off-centered right main landing gear ball joint, which resulted in the right main landing gear collapsing during landing.
- [NTSB WPR12CA400](https://openairdocs.org/ntsb/WPR12CA400.md): Piper PA-32-300 · Lancaster, CA · Accident · No injuries · Data collection · Final report · Sep 4, 2012 · N308DF · Substantial damage
  > The student pilot’s inadvertent selection of an empty fuel tank.
- [NTSB WPR12LA383](https://openairdocs.org/ntsb/WPR12LA383.md): Cessna 177RG · Olympia, WA · Accident · No injuries · Limited investigation · Final report · Aug 31, 2012 · N300ZX · Substantial damage
  > A loss of directional control during landing for reasons that could not be determined because postaccident examination of the nose gear steering mechanism did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA12IA550](https://openairdocs.org/ntsb/ERA12IA550.md): Cessna 402C · Nantucket, MA · Incident · No injuries · Incident investigation · Final report · Aug 31, 2012 · N769EA · Minor damage
  > Company maintenance personnel’s failure to comply with the airplane manufacturer’s service instructions by not removing the cracked drag brace from service nor inspecting the repaired drag brace at the appropriate interval, which resulted in the failure of…
- [NTSB CEN12CA607](https://openairdocs.org/ntsb/CEN12CA607.md): North American AT-6F · Council Bluffs, IA · Accident · No injuries · Data collection · Final report · Aug 31, 2012 · N244GR · Substantial damage
  > An unlocking of the excessively worn tailwheel lock mechanism, which resulted in a loss of directional control during landing.
- [NTSB CEN12CA585](https://openairdocs.org/ntsb/CEN12CA585.md): Cessna 180 · Brookville, OH · Accident · No injuries · Data collection · Final report · Aug 28, 2012 · N2909A · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the attempted takeoff in gusting crosswind conditions.
- [NTSB ERA12CA520](https://openairdocs.org/ntsb/ERA12CA520.md): Fleet Fleet 16B · Bayport, NY · Accident · No injuries · Data collection · Final report · Aug 18, 2012 · N343SF · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing.
- [NTSB ERA12CA519](https://openairdocs.org/ntsb/ERA12CA519.md): Cessna 208B · Raeford, NC · Accident · No injuries · Data collection · Final report · Aug 18, 2012 · N80GE · Substantial damage
  > The pilot's decision to land in a grassy area next to a paved runway, which resulted in impact with a ditch and subsequent nose landing gear collapse.
- [NTSB ERA12LA518](https://openairdocs.org/ntsb/ERA12LA518.md): Meyers OTW-160 · Worton, MD · Accident · No injuries · Limited investigation · Final report · Aug 16, 2012 · N26490 · Substantial damage
  > The student pilot's improper landing flare and the flight instructor's inadequate remedial action, which resulted in a hard landing.
- [NTSB CEN12LA530](https://openairdocs.org/ntsb/CEN12LA530.md): Williams John T-51 Mustang · Oshkosh, WI · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 2012 · N151TA · Substantial damage
  > The separation of an engine cooling hose from the radiator.
- [NTSB ERA12LA494](https://openairdocs.org/ntsb/ERA12LA494.md): Piper PA-44-180 · Titusville, FL · Accident · No injuries · Limited investigation · Final report · Aug 1, 2012 · N740FT · Substantial damage
  > Inadequate maintenance servicing and inspection of the nose landing gear, which resulted in the failure of the nose landing gear to lock and its subsequent collapse during landing.
- [NTSB CEN12LA476](https://openairdocs.org/ntsb/CEN12LA476.md): Flight Design Ctls · Conway, AR · Accident · No injuries · Limited investigation · Final report · Jul 25, 2012 · N930SA · Substantial damage
  > The pilot's improper landing flare, which resulted in a hard landing and overstress failure of the right main landing gear.
- [NTSB WPR12CA320](https://openairdocs.org/ntsb/WPR12CA320.md): Piper PA-30 · Yelm, WA · Accident · No injuries · Data collection · Final report · Jul 22, 2012 · N8574Y · Substantial damage
  > The pilot's failure to maintain an adequate airspeed on approach and his inadequate flare, which resulted in a hard landing.
- [NTSB WPR12CA319](https://openairdocs.org/ntsb/WPR12CA319.md): Dornier DO 27 B5 · Jackson Hole, WY · Accident · No injuries · Data collection · Final report · Jul 22, 2012 · N780AX · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, resulting in the collapse of the main landing gear.
- [NTSB CEN12LA420](https://openairdocs.org/ntsb/CEN12LA420.md): Cessna T210M · Colorado Springs, CO · Accident · No injuries · Limited investigation · Final report · Jul 20, 2012 · N311TM · Substantial damage
  > The failure of the right hydraulic main gear down-lock actuator hose in flight.
- [NTSB CEN12LA485](https://openairdocs.org/ntsb/CEN12LA485.md): Mooney M20E · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Jul 19, 2012 · N2609W · Substantial damage
  > The pilot's loss of directional control during landing.
- [NTSB CEN12IA451](https://openairdocs.org/ntsb/CEN12IA451.md): Flight Design Ctls · Marysville, OH · Incident · No injuries · Incident investigation · Final report · Jul 16, 2012 · N566FD · Minor damage
  > Fatigue failure of the left main wheel assembly on takeoff, which resulted in a loss of directional control and runway excursion.
- [NTSB CEN12CA450](https://openairdocs.org/ntsb/CEN12CA450.md): Cessna 195B · Camdenton, MO · Accident · No injuries · Data collection · Final report · Jul 14, 2012 · N3092B · Substantial damage
  > The pilot's loss of directional control on landing, which resulted in a runway excursion.
- [NTSB ERA12CA461](https://openairdocs.org/ntsb/ERA12CA461.md): Czech Sport Piper Sport · Sanford, ME · Accident · No injuries · Data collection · Final report · Jul 13, 2012 · N602PS · Substantial damage
  > The student pilot’s inadequate landing flare and improper recovery from a bounced landing.
- [NTSB CEN12LA458](https://openairdocs.org/ntsb/CEN12LA458.md): Grumman G-164A · Egeland, ND · Accident · No injuries · Limited investigation · Final report · Jul 7, 2012 · N6583 · Substantial damage
  > The partial loss of engine power for reasons that could not be determined during postaccident examinations.
- [NTSB ERA12LA441](https://openairdocs.org/ntsb/ERA12LA441.md): Piper PA-46-350P · Auburn, AL · Accident · No injuries · Limited investigation · Final report · Jul 6, 2012 · N4133G · Substantial damage
  > The airplane owner’s failure to have maintenance personnel comply with an aircraft manufacturer's service bulletin to require engine mount inspections for fatigue cracks, which resulted in an undetected fatigue crack, the engine mount failing, and the nose…
- [NTSB CEN12FA425](https://openairdocs.org/ntsb/CEN12FA425.md): Piper PA-28RT-201 · Mesquite, TX · Accident · Minor injuries · Field investigation · Final report · Jul 5, 2012 · N8308Y · Substantial damage
  > The failure of the right landing gear to fully extend, due to a combination of corrosion, inadequate lubrication, and a misadjusted gear-down limit switch. Contributing to the accident was the pilot's failure to perform the emergency landing gear extension…
- [NTSB ERA12LA431](https://openairdocs.org/ntsb/ERA12LA431.md): Leder John A Leder Velocity XL RG · Thomson, GA · Accident · No injuries · Limited investigation · Final report · Jul 2, 2012 · N224SM · Substantial damage
  > Separation of the nose landing gear due to a preexisting fatigue crack caused by an earlier shimmy event and the subsequent incorrect installation of the shimmy dampener.
- [NTSB ERA12CA424](https://openairdocs.org/ntsb/ERA12CA424.md): Beech 58 · Atlanta, GA · Accident · No injuries · Data collection · Final report · Jul 1, 2012 · N827EB · Substantial damage
  > The pilot's inadvertent retraction of the landing gear during the landing.

Next page: https://openairdocs.org/ntsb-events/094/sequence.md?year=2012&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") = 2012
  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=2012

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