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NTSB investigations, 1989

20 cases where the first occurrence was “Gear not extended”.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19832026

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") = 1989 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

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\") = 1989
    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") = 1989
  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 ATL90LA036Accident · No injuriesLimited investigationFinal reportCessna 550 · Covington, KYFailure of the pilot-in-command (PIC) to extend the landing gear and inadequate monitoring by the check pilot, which resulted in a wheels-up landing.Nov 30, 1989 · N171LE · Substantial damage NTSB ATL90IA033Incident · No injuriesIncident investigationFinal reportBoeing 727-225 · Atlanta, GAInadequate maintenance and inspection by the operator.Nov 29, 1989 · N8835E · Minor damage NTSB LAX90LA022Accident · No injuriesLimited investigationFinal reportBeech D17S · Flagstaff, AZAn inadvertent gear-up landing by the pilot. A contributing factor was the pilot's acceptance of a visual gear-up warning as normal since it is on all the time.Nov 6, 1989 · N80024 · Destroyed NTSB DEN89LA220Accident · No injuriesLimited investigationFinal reportCessna 182RG · Englewood, COThe pilot failed to extend the landing gear. The pilot's anxiety and/or apprehension about a suspected loss of electrical power, and his attention being diverted by other traffic were contributing factors.Sep 17, 1989 · N7346X · Substantial damage NTSB MIA89IA247Incident · No injuriesIncident investigationFinal reportBeech G18S · Jackson, MSFailure of the pilot to correctly perform the emergency gear extension procedures. Contributing to the accident was the failure of the normal gear extension system.Sep 13, 1989 · N9604R · Minor damage NTSB MIA89LA230Accident · No injuriesLimited investigationFinal reportPiper PA-44-180 · St Augustine, FLInadvertent retraction of the landing gear, and the instructor pilot's inadequate supervision of the flight.Aug 23, 1989 · N8517D · Substantial damage NTSB ATL89IA187Incident · No injuriesIncident investigationFinal reportBoeing 737-400 · Greensboro, NCFailure of the line mechanic, a check mechanic, and first officer to identify and remove the wheel chock from the wheel well during the required inspections.Aug 2, 1989 · N413US · Minor damage NTSB MKC89IA168Incident · No injuriesIncident investigationFinal reportBeech 65-90 · Springdale, ARThe pilot's failure to extend the landing gear.Jul 26, 1989 · N195DP · Minor damage NTSB MKC89LA144Accident · No injuriesLimited investigationFinal reportCessna 210 · Kaiser, MOFailure of the pilot to extend the landing gear. A factor in the accident was the pilot's failure to use the checklist.Jun 26, 1989 · N9440T · Substantial damage NTSB MKC89LA122Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Columbia, MOThe gear-up landing which was made by an unknown/unauthorized person.Jun 1, 1989 · N154P · Substantial damage NTSB CHI89LA098Accident · No injuriesLimited investigationFinal reportCessna P210N · Wheeling, ILFailure of the pilot to extend the landing gear, which resulted in a wheels-up landing.May 30, 1989 · N4763P · Substantial damage NTSB ANC89LA078Accident · No injuriesLimited investigationFinal reportPiper PA-31 · Tok Junction, AKThe pilot's failure to lower the landing gear for landing. A factor related to the accident was his failure to use a checklist.May 20, 1989 · N87TS · Substantial damage NTSB LAX89LA187Accident · No injuriesLimited investigationFinal reportCessna T210N · Monterey, CAThe pilots improper use of the checklist when his attention was diverted.May 12, 1989 · N7568N · Substantial damage NTSB MKC89LA103Accident · Minor injuriesLimited investigationFinal reportBeech 58 · Brainerd, MNThe pilot's failure to follow procedures which resulted in the failure to extend the landing gear prior to touchdown. A contributing factor was the pilot's inattentiveness.May 6, 1989 · N8152R · Substantial damage NTSB LAX89LA183Accident · No injuriesLimited investigationFinal reportPiper PA-24 · Montague, CAThe pilot's failure to extend the landing gear because of inattention. Contributing to the accident was inadequate maintenance of the airplane which failed to repair the landing gear warning throttle position switch.May 6, 1989 · N550V · Substantial damage NTSB MIA89FA138Accident · No injuriesField investigationFinal reportSwearingen SA-226-AT · Jacksonville, FLThe failure of the pilot in command to use the airplane landing checklist and assure that the landing gear was down and locked prior to landing.Apr 27, 1989 · N39RD · Substantial damage NTSB MKC89LA095Accident · No injuriesLimited investigationFinal reportBeech BE-55 · Hot Springs, ARA wheels up landing was performed by the pilot in command, due to the interrupted landing and go-around. A psychological traffic pattern habit interference mind set interfered with the pilots ability to perform the normal functions required by the landing…Apr 22, 1989 · N7739R · Substantial damage NTSB ATL89LA124Accident · No injuriesLimited investigationFinal reportCessna 172RG · Miamisburg, OHIntermittant grounding of an electrical wire to the nose landing gear. The chafed wire resulted in the opening of the landing gear motor circuit breaker preventing full extension of the left main landing gear. A secondary failure of the throttle warning…Apr 10, 1989 · N9688B · Substantial damage NTSB NYC89LA087Accident · No injuriesLimited investigationFinal reportCessna 172RG · Durhamville, NYFailure of the pilot to extend the landing gear before landing after allowing his attention to be diverted.Feb 20, 1989 · N9530B · Substantial damage NTSB DEN89LA068Accident · No injuriesLimited investigationFinal reportPiper PA-34-200T · Las Cruces, NMThe loss of right engine power for undetermined reason(s), and the failure of the instructor pilot to feather the right engine. Factors related to the accident were: failure of the left main gear locking mechanism to engage and the unprepared (rough/uneven)…Jan 24, 1989 · N3070M · Substantial damage