Skip to content

NTSB investigations, 2021

31 cases where the sequence of events included Landing gear not configured.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

20082026

Where

Latest cases

Query with 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

duckdb -csv -c "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"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB CEN22LA083Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-30 · Houston, TXThe instructed pilot and the flight instructor’s failure to extend the landing gear before landing resulting in a wheels up landing.Dec 16, 2021 · N19VS · Substantial damage NTSB WPR22LA086Accident · No injuriesClass 4 · LimitedFinal reportCessna 310Q · Corona, CAThe pilot receiving instruction failure to extend the landing gear before landing due to distraction and the flight instructor’s inadequate supervision.Dec 7, 2021 · N310CC · Substantial damage NTSB WPR22LA058Accident · No injuriesClass 4 · LimitedFinal reportCessna 510 · Havasu, AZThe 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.Dec 1, 2021 · N81CB · Substantial damage NTSB WPR22LA075Accident · Serious injuriesClass 4 · LimitedFinal reportSchulze Erwin E JR SHA Glasair SH-2R · Santa Paula, CAThe pilot’s failure to extend the landing gear before landing.Nov 28, 2021 · N64DS · Substantial damage NTSB WPR22LA063Accident · No injuriesClass 4 · LimitedFinal reportBeech 200 · Eugene, ORThe pilot’s improper checklist use, which resulted in an electrical malfunction and subsequent gear up landing.Nov 28, 2021 · N71VT · Substantial damage NTSB ERA22LA040Accident · No injuriesClass 4 · LimitedFinal reportJack A Frohbieter Questair Venture · Robbinsville, NJThe 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.Oct 28, 2021 · N281F · Substantial damage NTSB GAA21WA251Accident · No injuriesClass 4 · ForeignLearjet 35 · Lanseria, South AfricaSep 20, 2021 · ZS-SFV · Substantial damage NTSB CEN21LA453Accident · No injuriesClass 4 · LimitedFinal reportBeech M35 · Osage Beach, MOThe pilot and flight instructor’s failure to ensure that the landing gear were extended prior to landing.Sep 17, 2021 · N9835R · Substantial damage NTSB CEN21LA407Accident · No injuriesClass 4 · LimitedFinal reportAeromot AMT-100 · Menomonie, WIThe pilot’s failure to extend the landing gear.Sep 7, 2021 · N69FW · Substantial damage NTSB WPR21LA334Accident · No injuriesClass 4 · LimitedFinal reportBellanca 17-30A · Hurricane, UTThe pilot's failure to extend the landing gearSep 3, 2021 · N15DQ · Substantial damage NTSB CEN21LA366Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-34-200T · Navasota, TXThe pilot’s failure to extend the landing gear before landing.Aug 8, 2021 · N8011F · Substantial damage NTSB ERA21LA315Accident · No injuriesClass 4 · LimitedFinal reportCessna 210N · Somerville, NJThe pilot’s failure to extend the landing gear, which resulted in a gear up landing and substantial damage to the fuselage.Aug 2, 2021 · N52MM · Substantial damage NTSB ERA21LA303Accident · No injuriesClass 4 · LimitedFinal reportCostruzioni Aeronautiche Tecna P2006T · Clearwater, FLThe 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.Jul 23, 2021 · N4445T · Substantial damage NTSB DCA22WA171Incident · No injuriesClass 5 · ForeignEmbraer ERJ190 · Caracas, VenezuelaJul 23, 2021 · YV3052 · No damage NTSB WPR21LA285Accident · No injuriesClass 4 · LimitedFinal reportCessna T210 · Missoula, MTThe 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.Jul 9, 2021 · N6856R · Substantial damage NTSB WPR21LA256Accident · No injuriesClass 4 · LimitedFinal reportMooney M20 · Nampa, IDThe pilot’s failure to use the landing checklist and to extend the landing gear, which resulted in a gear-up landing.Jun 28, 2021 · N381KH · Substantial damage NTSB WPR21LA247Accident · No injuriesClass 4 · LimitedFinal reportShort Bros SD-360-300 · Las Vegas, NVThe pilot’s failure to extend the landing gear during landing and the check pilot’s inadequate supervision.Jun 25, 2021 · N970AA · Substantial damage NTSB CEN21LA298Accident · No injuriesClass 4 · LimitedFinal reportAero Commander 500 S · Jennings, LAThe pilot’s failure to extend the landing gear before landing.Jun 25, 2021 · N9038N · Substantial damage NTSB GAA21WA182Accident · Minor injuriesClass 5 · ForeignPiper PA34 · San Pedro Sula, HondurasJun 21, 2021 · TG-TAA · Substantial damage NTSB DCA21WA165IncidentClass 5 · ForeignBoeing 787-9 · Sydney, AustraliaJun 21, 2021 · VH-ZNH · No damage NTSB CEN21LA248Accident · No injuriesClass 3 · LimitedFinal reportBeech 1900 · Denver, COThe pilot’s failure to properly configure the airplane for landing, which resulted in a gear-up landing.Jun 3, 2021 · N219VP · Substantial damage NTSB WPR21LA209Accident · No injuriesClass 4 · LimitedFinal reportCessna TR182 · Prescott, AZThe pilot’s delayed deployment of the landing gear, which resulted in the collapse of the main landing gear.May 27, 2021 · N155CT · Substantial damage NTSB CEN21LA244Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 MK.I · Oak Island, MNThe 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.May 22, 2021 · N218RD · Minor damage NTSB CEN21LA218Accident · No injuriesClass 4 · LimitedFinal reportCessna R182 · Tulsa, OKThe 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…May 13, 2021 · N8051B · Substantial damage NTSB GAA21WA179Accident · No injuriesClass 4 · ForeignCessna 182 · Neuquén, ArgentinaMay 11, 2021 · LV-GUK NTSB CEN21LA205Accident · No injuriesClass 4 · LimitedFinal reportCessna 310N · Carrollton, OHThe 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.Apr 24, 2021 · N310VD · Substantial damage NTSB GAA21WA078Accident · No injuriesClass 5 · ForeignLearjet 25 · Toluca de Lerdo, MexicoApr 18, 2021 · XB-PIZ NTSB GAA21WA108Incident · No injuriesClass 5 · ForeignPiper PA28R · Tamuin, MexicoApr 1, 2021 · XB-WIN · Minor damage NTSB ERA21LA221Accident · No injuriesClass 4 · LimitedFinal reportCessna T337G · Patuxent River, MDThe pilot’s failure to extend the landing gear during approach, which resulted in a gear up landing.Mar 22, 2021 · N2QD · Substantial damage NTSB ERA21LA159Accident · No injuriesClass 4 · LimitedFinal reportCessna 210 · Marianna, FLThe 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…Mar 18, 2021 · N7736K · Substantial damage NTSB WPR21LA134Accident · No injuriesClass 4 · LimitedFinal reportBeech G35 · Tucson, AZThe 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.Feb 26, 2021 · N4499D · Substantial damage