NTSB investigations, 1990
16 cases where the first occurrence was “Gear not extended”.
Cases per year
| 1983 | 2 |
|---|---|
| 1985 | 8 |
| 1986 | 1 |
| 1987 | 21 |
| 1988 | 17 |
| 1989 | 20 |
| 1990 | 16 |
| 1991 | 10 |
| 1992 | 8 |
| 1993 | 11 |
| 1994 | 9 |
| 1995 | 2 |
Where
Open the mapLatest cases
Query with SQL
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\") = 1990
AND c.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 196)
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") = 1990 AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 196) 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 BFO91LA011Accident · No injuriesLimited investigationFinal reportFairchild SA227-AC · Covington, KYThe pilot-in-command's failure to extend the landing gear prior to touchdown. Checkride-induced pressure was a contributing factor, and inadequate supervision by the check pilot was a factor.NTSB ATL91LA002Accident · No injuriesLimited investigationFinal reportMooney M20E · Greensboro, NCThe failure of the rubber/metal coupling in the landing gear actuator assembly, which resulted in the inability of the pilot to lower and lock the landing gear.NTSB SEA90LA175Accident · No injuriesLimited investigationFinal reportMooney M-20E · Cheyenne, WYPilot's failure to extend the landing gear prior to landing after having been distracted by traffic. A mitigating factor in this accident was the fact that the gear warning horn did not function.NTSB LAX90IA305Incident · Minor injuriesIncident investigationFinal reportBoeing 747-422 · Los Angeles, CAThe failure of the manufacturer to ensure that the landing gear selector valves and their associated drum link assemblies were properly installed prior to delivery of the aircraft. A factor in the accident was the lack of information available to the crew…NTSB LAX90IA293Incident · No injuriesIncident investigationFinal reportBoeing 737-322 · Los Angeles, CAImproper maintenance service by a company employee who allowed a foreign object (flashlight) to remain in the landing gear extend/retract linkage during a night servicing before the flight.NTSB NYC90IA178Incident · No injuriesIncident investigationFinal reportDe Havilland DHC-7-102 · New York, NYThe flight crew's failure to folllow the landing gear emergency checklist. Factors which contributed to the incident were: a jammed nose landing gear due to the installation of a bogus part by unknown person(s) and a dirty gear viewing window.NTSB DEN90LA148Accident · No injuriesLimited investigationFinal reportPiper PA24-250 · Broomfield, COThe failure of the pilot to extend the landing gear for landing. Contributing factors were the pilot diverting his attention from the task at hand and failure to use a checklist.NTSB SEA90LA096Accident · No injuriesLimited investigationFinal reportCessna 310B · Albany, ORThe pilot's failure to extend the landing gear before landing, when he became distracted by a change in his normal routine.NTSB BFO90FA053Accident · 2 fatalField investigationFinal reportBeech 36 · Gaithersburg, MDFailure of the pilot to extend the landing gear, which resulted in a wheels up landing; his improper decision to attempt a go around (aborted landing) after the airplane contacted the runway; and his failure to attain or maintain adequate airspeed while…NTSB CHI90LA141Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Plainfield, ILThe pilot's failure to insure that the landing gear was extended and locked prior to touchdown.NTSB MKC90LA114Accident · No injuriesLimited investigationFinal reportCessna 182RG · Salina, KSGear down and locked not identified, and emergency procedures not performed by the pilot in command.NTSB MIA90IA128Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · Tampa, FLThe failure of the pilot to follow procedures outlined in the checklist, resulting in the airplane landing with landing gear retracted.NTSB CHI90LA114Accident · No injuriesLimited investigationFinal reportRockwell AC-690 · Sheboygan, WIFailure of the pilot to complete the landing checklist and lower the landing gear. Contributing to this accident is habit pattern interference and distraction.NTSB CHI90LA080Accident · No injuriesLimited investigationFinal reportBeech V35 · West Chicago, ILFailure of the pilot to extend the gear, which resulted in an inadvertent wheels-up landing.NTSB ATL90LA054Accident · No injuriesLimited investigationFinal reportSwearingen SA 226TC · Morrisville, NCImproper installation of the landing gear door actuator fork assembly by company maintenance personnel.NTSB ATL90LA053Accident · No injuriesLimited investigationFinal reportMitsubishi MU2B-20 · Nashville, TNInadequate maintenance adjustment of the landing gear system which resulted in the jamming of the left gear door.