# NTSB investigations, 2021: 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.

## Latest cases

- [NTSB CEN22LA083](https://openairdocs.org/ntsb/CEN22LA083.md): Piper PA-30 · Houston, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 16, 2021 · N19VS · Substantial damage
  > The instructed pilot and the flight instructor’s failure to extend the landing gear before landing resulting in a wheels up landing.
- [NTSB WPR22LA086](https://openairdocs.org/ntsb/WPR22LA086.md): Cessna 310Q · Corona, CA · Accident · No injuries · Class 4 · Limited · Final report · Dec 7, 2021 · N310CC · Substantial damage
  > The pilot receiving instruction failure to extend the landing gear before landing due to distraction and the flight instructor’s inadequate supervision.
- [NTSB WPR22LA058](https://openairdocs.org/ntsb/WPR22LA058.md): Cessna 510 · Havasu, AZ · Accident · No injuries · Class 4 · Limited · Final report · Dec 1, 2021 · N81CB · Substantial damage
  > The pilot's failure to extend the landing gear during landing. Contributing to the accident was the pilot’s failure to use a pre-landing checklist.
- [NTSB WPR22LA075](https://openairdocs.org/ntsb/WPR22LA075.md): Schulze Erwin E JR SHA Glasair SH-2R · Santa Paula, CA · Accident · Serious injuries · Class 4 · Limited · Final report · Nov 28, 2021 · N64DS · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB WPR22LA063](https://openairdocs.org/ntsb/WPR22LA063.md): Beech 200 · Eugene, OR · Accident · No injuries · Class 4 · Limited · Final report · Nov 28, 2021 · N71VT · Substantial damage
  > The pilot’s improper checklist use, which resulted in an electrical malfunction and subsequent gear up landing.
- [NTSB ERA22LA040](https://openairdocs.org/ntsb/ERA22LA040.md): Jack A Frohbieter Questair Venture · Robbinsville, NJ · Accident · No injuries · Class 4 · Limited · Final report · Oct 28, 2021 · N281F · Substantial damage
  > The pilot’s failure to extend the landing gear prior to landing, which resulted in substantial damage to the lower fuselage. Contributing to the accident was the pilot’s failure to utilize the aircraft checklist.
- [NTSB GAA21WA251](https://openairdocs.org/ntsb/GAA21WA251.md): Learjet 35 · Lanseria, South Africa · Accident · No injuries · Class 4 · Foreign · Sep 20, 2021 · ZS-SFV · Substantial damage
- [NTSB CEN21LA453](https://openairdocs.org/ntsb/CEN21LA453.md): Beech M35 · Osage Beach, MO · Accident · No injuries · Class 4 · Limited · Final report · Sep 17, 2021 · N9835R · Substantial damage
  > The pilot and flight instructor’s failure to ensure that the landing gear were extended prior to landing.
- [NTSB CEN21LA407](https://openairdocs.org/ntsb/CEN21LA407.md): Aeromot AMT-100 · Menomonie, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 7, 2021 · N69FW · Substantial damage
  > The pilot’s failure to extend the landing gear.
- [NTSB WPR21LA334](https://openairdocs.org/ntsb/WPR21LA334.md): Bellanca 17-30A · Hurricane, UT · Accident · No injuries · Class 4 · Limited · Final report · Sep 3, 2021 · N15DQ · Substantial damage
  > The pilot's failure to extend the landing gear
- [NTSB CEN21LA366](https://openairdocs.org/ntsb/CEN21LA366.md): Piper PA-34-200T · Navasota, TX · Accident · No injuries · Class 4 · Limited · Final report · Aug 8, 2021 · N8011F · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB ERA21LA315](https://openairdocs.org/ntsb/ERA21LA315.md): Cessna 210N · Somerville, NJ · Accident · No injuries · Class 4 · Limited · Final report · Aug 2, 2021 · N52MM · Substantial damage
  > The pilot’s failure to extend the landing gear, which resulted in a gear up landing and substantial damage to the fuselage.
- [NTSB ERA21LA303](https://openairdocs.org/ntsb/ERA21LA303.md): Costruzioni Aeronautiche Tecna P2006T · Clearwater, FL · Accident · No injuries · Class 4 · Limited · Final report · Jul 23, 2021 · N4445T · Substantial damage
  > The pilot’s failure to extend the landing gear prior to landing. Contributing to the accident was the flight instructor’s inadequate supervision to confirm the landing gear was extended.
- [NTSB DCA22WA171](https://openairdocs.org/ntsb/DCA22WA171.md): Embraer ERJ190 · Caracas, Venezuela · Incident · No injuries · Class 5 · Foreign · Jul 23, 2021 · YV3052 · No damage
- [NTSB WPR21LA285](https://openairdocs.org/ntsb/WPR21LA285.md): Cessna T210 · Missoula, MT · Accident · No injuries · Class 4 · Limited · Final report · Jul 9, 2021 · N6856R · Substantial damage
  > The pilot's failure to extend the landing gear during landing. Contributing to the accident was the pilot’s failure to use a pre-landing checklist.
- [NTSB WPR21LA256](https://openairdocs.org/ntsb/WPR21LA256.md): Mooney M20 · Nampa, ID · Accident · No injuries · Class 4 · Limited · Final report · Jun 28, 2021 · N381KH · Substantial damage
  > The pilot’s failure to use the landing checklist and to extend the landing gear, which resulted in a gear-up landing.
- [NTSB WPR21LA247](https://openairdocs.org/ntsb/WPR21LA247.md): Short Bros SD-360-300 · Las Vegas, NV · Accident · No injuries · Class 4 · Limited · Final report · Jun 25, 2021 · N970AA · Substantial damage
  > The pilot’s failure to extend the landing gear during landing and the check pilot’s inadequate supervision.
- [NTSB CEN21LA298](https://openairdocs.org/ntsb/CEN21LA298.md): Aero Commander 500 S · Jennings, LA · Accident · No injuries · Class 4 · Limited · Final report · Jun 25, 2021 · N9038N · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB GAA21WA182](https://openairdocs.org/ntsb/GAA21WA182.md): Piper PA34 · San Pedro Sula, Honduras · Accident · Minor injuries · Class 5 · Foreign · Jun 21, 2021 · TG-TAA · Substantial damage
- [NTSB DCA21WA165](https://openairdocs.org/ntsb/DCA21WA165.md): Boeing 787-9 · Sydney, Australia · Incident · Class 5 · Foreign · Jun 21, 2021 · VH-ZNH · No damage
- [NTSB CEN21LA248](https://openairdocs.org/ntsb/CEN21LA248.md): Beech 1900 · Denver, CO · Accident · No injuries · Class 3 · Limited · Final report · Jun 3, 2021 · N219VP · Substantial damage
  > The pilot’s failure to properly configure the airplane for landing, which resulted in a gear-up landing.
- [NTSB WPR21LA209](https://openairdocs.org/ntsb/WPR21LA209.md): Cessna TR182 · Prescott, AZ · Accident · No injuries · Class 4 · Limited · Final report · May 27, 2021 · N155CT · Substantial damage
  > The pilot’s delayed deployment of the landing gear, which resulted in the collapse of the main landing gear.
- [NTSB CEN21LA244](https://openairdocs.org/ntsb/CEN21LA244.md): Dehavilland DHC-2 MK.I · Oak Island, MN · Accident · Serious injuries · Class 3 · Limited · Final report · May 22, 2021 · N218RD · Minor damage
  > The failure of an O-ring in the landing gear system, which resulted in the inadvertent extension of the main wheel in the amphibious float. Contributing to the accident was the pilot’s decision to depart with a known hydraulic leak in the landing gear system.
- [NTSB CEN21LA218](https://openairdocs.org/ntsb/CEN21LA218.md): Cessna R182 · Tulsa, OK · Accident · No injuries · Class 4 · Limited · Final report · May 13, 2021 · N8051B · Substantial damage
  > The pilot’s inability to extend the main landing gear due to incomplete maintenance, which resulted in a partial wheels-up landing and the mechanic’s failure to follow proper maintenance procedures that led to the loss of main landing gear system hydraulic…
- [NTSB GAA21WA179](https://openairdocs.org/ntsb/GAA21WA179.md): Cessna 182 · Neuquén, Argentina · Accident · No injuries · Class 4 · Foreign · May 11, 2021 · LV-GUK
- [NTSB CEN21LA205](https://openairdocs.org/ntsb/CEN21LA205.md): Cessna 310N · Carrollton, OH · Accident · No injuries · Class 4 · Limited · Final report · Apr 24, 2021 · N310VD · Substantial damage
  > The pilot’s failure to confirm the landing gear was down before landing due to distraction during the Before Landing checks, which resulted in a gear-up landing.
- [NTSB GAA21WA078](https://openairdocs.org/ntsb/GAA21WA078.md): Learjet 25 · Toluca de Lerdo, Mexico · Accident · No injuries · Class 5 · Foreign · Apr 18, 2021 · XB-PIZ
- [NTSB GAA21WA108](https://openairdocs.org/ntsb/GAA21WA108.md): Piper PA28R · Tamuin, Mexico · Incident · No injuries · Class 5 · Foreign · Apr 1, 2021 · XB-WIN · Minor damage
- [NTSB ERA21LA221](https://openairdocs.org/ntsb/ERA21LA221.md): Cessna T337G · Patuxent River, MD · Accident · No injuries · Class 4 · Limited · Final report · Mar 22, 2021 · N2QD · Substantial damage
  > The pilot’s failure to extend the landing gear during approach, which resulted in a gear up landing.
- [NTSB ERA21LA159](https://openairdocs.org/ntsb/ERA21LA159.md): Cessna 210 · Marianna, FL · Accident · No injuries · Class 4 · Limited · Final report · Mar 18, 2021 · N7736K · Substantial damage
  > The failure of the alternator control unit housing plug connection, which resulted in insufficient battery power to fully extend the landing gear. Contributing to the accident was the pilot’s decision to not use the emergency gear extension handle to secure…
- [NTSB WPR21LA134](https://openairdocs.org/ntsb/WPR21LA134.md): Beech G35 · Tucson, AZ · Accident · No injuries · Class 4 · Limited · Final report · Feb 26, 2021 · N4499D · Substantial damage
  > The pilot’s distraction in the cockpit which interrupted his pre-landing checklist which resulted in his failure to configure the landing gear prior to touchdown.

## 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") = 2021
  AND 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?year=2021

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