# NTSB investigations, 2020: 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 ERA21LA093](https://openairdocs.org/ntsb/ERA21LA093.md): Beech 95-B55 (T42A) · Westfield, MA · Accident · No injuries · Class 4 · Limited · Final report · Dec 29, 2020 · N916MT · Substantial damage
  > The pilot’s failure to maintain control of the airplane during the landing and his failure to confirm that the landing gear was extended before landing.
- [NTSB CEN21LA105](https://openairdocs.org/ntsb/CEN21LA105.md): Piper PA-30 · Navasota, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 28, 2020 · N1236 · Substantial damage
  > The pilot’s failure to extend the landing gear before landing.
- [NTSB WPR21LA028](https://openairdocs.org/ntsb/WPR21LA028.md): Cessna T210K · Los Alamos, NM · Accident · No injuries · Class 4 · Limited · Final report · Oct 24, 2020 · N8251M · Substantial damage
  > The pilot’s failure to extend the landing gear, which resulted in the airplane landing with the landing gear retracted.
- [NTSB WPR20WA327](https://openairdocs.org/ntsb/WPR20WA327.md): Cessna 210 · Criterion, South Africa · Incident · Class 5 · Foreign · Sep 19, 2020 · ZS-KYD
- [NTSB CEN20CA411](https://openairdocs.org/ntsb/CEN20CA411.md): Cessna R182 · Marksville, LA · Accident · Minor injuries · Class 4 · Data collection · Final report · Sep 17, 2020 · N6208T · Substantial damage
  > The pilot’s inadequate preflight inspection, during which he failed to ensure the landing gear handle in the “down” position which resulted in the landing gear retracting during takeoff, a loss of directional control, and a runway excursion.
- [NTSB WPR20CA286](https://openairdocs.org/ntsb/WPR20CA286.md): Northrop F5 · Reno, NV · Accident · No injuries · Class 4 · Data collection · Final report · Aug 24, 2020 · N926TA · Substantial damage
  > The pilot's failure to complete the pre-landing checklist due to a distraction which resulted in a gear-up landing.
- [NTSB CEN20CA363](https://openairdocs.org/ntsb/CEN20CA363.md): Beech 55 · Athens, TX · Accident · No injuries · Class 4 · Data collection · Final report · Aug 22, 2020 · N1621W · Substantial damage
  > The pilot’s failure to extend the landing gear during the approach and landing.
- [NTSB WPR20CA243](https://openairdocs.org/ntsb/WPR20CA243.md): Quest Kodiac 100 · Hunts Point, WA · Accident · Minor injuries · Class 4 · Data collection · Final report · Jul 28, 2020 · N856TC · Substantial damage
  > The pilot’s failure to retract the landing gear during a water landing, which resulted in a nose over. Contributing to the accident was the pilot’s failure to properly use a prelanding checklist.
- [NTSB ERA20CA257](https://openairdocs.org/ntsb/ERA20CA257.md): Kade Aventura II · Astor, FL · Accident · Minor injuries · Class 4 · Data collection · Final report · Jul 16, 2020 · N86KD · Substantial damage
  > The pilot's failure to retract the amphibious airplane’s landing gear prior to the water landing, which resulted in a nose over.
- [NTSB CEN20CA254](https://openairdocs.org/ntsb/CEN20CA254.md): Volmer VJ22 · Erie, MI · Accident · Minor injuries · Class 4 · Data collection · Final report · Jun 27, 2020 · N59262 · Substantial damage
  > The pilot's failure to ensure that the amphibious airplane’s wheels were retracted before attempting a water landing, resulting in a nose over during touch down. Contributing to the accident was the lack of a checklist available to the pilot.
- [NTSB WPR20CA184](https://openairdocs.org/ntsb/WPR20CA184.md): Cessna P210 · Maricopa, AZ · Accident · No injuries · Class 4 · Data collection · Final report · Jun 16, 2020 · N117KP · Substantial damage
  > The pilot's failure to extend the airplane’s retractable landing gear before landing.
- [NTSB ERA20CA203](https://openairdocs.org/ntsb/ERA20CA203.md): Beech 36 · Batavia, NY · Accident · No injuries · Class 4 · Data collection · Final report · Jun 1, 2020 · N15DN · Substantial damage
  > The pilot's failure to extend the landing gear during a precautionary landing after an electrical failure.
- [NTSB ERA20CA187](https://openairdocs.org/ntsb/ERA20CA187.md): Aviat A1B · Guntersville, AL · Accident · No injuries · Class 4 · Data collection · Final report · May 15, 2020 · N990HP · Substantial damage
  > The pilot's failure to retract the amphibious airplane's landing gear wheels prior to a water landing, which resulted in a nose over.
- [NTSB ANC20CA045](https://openairdocs.org/ntsb/ANC20CA045.md): Grumman G44 · Anchorage, AK · Accident · No injuries · Class 4 · Data collection · Final report · May 1, 2020 · N91040 · Substantial damage
  > The pilot's failure to extend the landing gear for a runway landing, which resulted in a gear-up landing.
- [NTSB CEN20CA164](https://openairdocs.org/ntsb/CEN20CA164.md): Cessna A185 · Anoka, MN · Accident · Minor injuries · Class 4 · Data collection · Final report · Apr 30, 2020 · N1669M · Substantial damage
  > The pilot's inadvertent extension of the landing gear and his subsequent water landing with the wheels extended.
- [NTSB ANC20CA044](https://openairdocs.org/ntsb/ANC20CA044.md): Piper PA31 · Buckland, AK · Accident · No injuries · Data collection · Final report · Apr 18, 2020 · N88TG · Substantial damage
  > The pilot's failure to extend the landing gear before landing due to distraction by the condition of the runway and his failure to use the Before Landing checklist.
- [NTSB CEN20LA149](https://openairdocs.org/ntsb/CEN20LA149.md): Cessna 402 · Kirksville, MO · Accident · No injuries · Class 3 · Limited · Final report · Apr 14, 2020 · N98649 · Substantial damage
  > A loss of engine power after takeoff for undetermined reasons.
- [NTSB ERA20CA148](https://openairdocs.org/ntsb/ERA20CA148.md): Aero Commander 500 · Opalocka, FL · Accident · No injuries · Data collection · Final report · Mar 27, 2020 · N516DT · Substantial damage
  > The pilot's failure to extend the landing gear due to distraction and his delayed go-around, which allowed the airplane to get too low and contact the runway with the landing gear retracted.
- [NTSB ERA20CA125](https://openairdocs.org/ntsb/ERA20CA125.md): Cessna 510 · Daytona Beach, FL · Accident · No injuries · Data collection · Final report · Feb 20, 2020 · N163TC · Substantial damage
  > The pilot's failure to lower the landing gear before landing. Contributing to the accident was the examiner’s failure to check that the landing gear was extended.
- [NTSB CEN20LA095](https://openairdocs.org/ntsb/CEN20LA095.md): Cessna 177RG · Chesterfield, MO · Accident · No injuries · Class 3 · Limited · Final report · Feb 19, 2020 · N2763V · Substantial damage
  > The flight instructor’s and student pilot’s failure to ensure that the landing gear was extended before landing.
- [NTSB ERA20CA081](https://openairdocs.org/ntsb/ERA20CA081.md): Pereyra Aventura · East Palatka, FL · Accident · Minor injuries · Data collection · Final report · Jan 14, 2020 · N366RC · Substantial damage
  > The pilot's failure to properly configure the amphibious airplane for a water landing, which resulted in it flipping over.
- [NTSB ANC20LA013](https://openairdocs.org/ntsb/ANC20LA013.md): Piper PA31 · Fairbanks, AK · Accident · No injuries · Class 3 · Limited · Final report · Jan 12, 2020 · N4112K · Substantial damage
  > The improper installation of a hydraulic line at the right main landing gear (MLG) unlock actuator, which resulted in a total loss of system hydraulic pressure and failure of the landing gear to extend. Contributing to the accident was the failure of the…

## 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") = 2020
  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=2020

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