NTSB investigations, 1993
21 cases where the first occurrence was “Main gear collapsed”.
Cases per year
| 1982 | 48 |
|---|---|
| 1983 | 27 |
| 1984 | 33 |
| 1985 | 23 |
| 1986 | 24 |
| 1987 | 20 |
| 1988 | 20 |
| 1989 | 33 |
| 1990 | 14 |
| 1991 | 13 |
| 1992 | 21 |
| 1993 | 21 |
| 1994 | 9 |
| 1995 | 10 |
| 1996 | 9 |
| 1997 | 17 |
| 1998 | 9 |
| 1999 | 10 |
| 2000 | 6 |
| 2001 | 6 |
| 2002 | 9 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 4 |
| 2006 | 7 |
| 2007 | 5 |
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\") = 1993
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\" = 191)
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") = 1993 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" = 191) 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 NYC94LA026Accident · No injuriesLimited investigationFinal reportPiper PA-602P · Falls Of Rough, KYThe pilot's inadequate visual lookout prior to entering the runway, resulting in a taxi off the runway to avoid conflict, onto soft terrain, and the subsequent collapse of the landing gear.NTSB ANC94LA012Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Haines, AKFatigue failure in a weld on the right main landing gear oleo strut tubing.NTSB ATL93LA164Accident · No injuriesLimited investigationFinal reportCessna 210 · Smyrna, TNThe inadequate maintenance of the taxiway.NTSB ANC93LA154Accident · No injuriesLimited investigationFinal reportHelio H-295 · Mt. Deborah, AKFailure of the right main landing gear leg due to the improper major repair performed on the gear leg by some unknown maintenance person(s).NTSB FTW93LA223Accident · No injuriesLimited investigationFinal reportBeech 35-33 · Guymon, OKThe pilot's inadequate compensation for wind conditions. Factors were windshear and gusty crosswinds.NTSB LAX93LA306Accident · No injuriesLimited investigationFinal reportAyres S-2R-T34 · Tulare, CAthe failure of the main gear inner lower tube assembly due to fatigue.NTSB SEA93LA159Accident · No injuriesLimited investigationFinal reportBucker Flugzeugbau BU-131 · Arlington, WAThe pilot's improper use of the brakes. The gusty, crosswind was a factor.NTSB ATL93LA126Accident · No injuriesLimited investigationFinal reportPiper PA-25-260 · Bainbridge, GAThe failure of the landing gear axle.NTSB SEA93LA148Accident · No injuriesLimited investigationFinal reportCessna 414A · Seattle, WAThe disengagement of the gear down-lock mechanism due to corrosion and the pilot's intentional operation of the aircraft with known deficiencies in equipment.NTSB ANC93LA097Accident · No injuriesLimited investigationFinal reportCessna 180 · Anchorage, AKSeparation of the right main landing gear wheel.NTSB SEA93LA133Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Wendover, UTThe student pilot's selection of a closed runway for landing. Factors contributing to the accident were the student pilot's anxiety and the rough landing surface.NTSB ANC93LA090Accident · No injuriesLimited investigationFinal reportCessna 402 · Kivalina, AKThe failure of the pivot link for the downlock mechanism and the improper rigging of the landing gear locking mechanism by company maintenance personnel.NTSB ANC93IA085Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · King Salmon, AKThe failure of the main gear upper strut assembly due to stress corrosion.NTSB ANC93LA086Accident · No injuriesLimited investigationFinal reportCessna 185 · Barrow, AKThe fatigue fracture of the main landing gear spring.NTSB MIA93LA123Accident · No injuriesLimited investigationFinal reportCessna 172RG · Fort Lauderdale, FLThe failure of the left main gear pivot assembly, resulting in the collapse of the left main landing gear during the landing rollout.NTSB BFO93IA070Incident · Minor injuriesIncident investigationFinal reportFokker F28-MK-0100 · Pittsburgh, PAThe improper installation of the spacers by the mechanic and the unclear information supplied from the manufacturer and operator regarding the installation of the spacers.NTSB FTW93LA144Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Anahuac, TXUndetermined.NTSB DEN93FA049Accident · Minor injuriesField investigationFinal reportMcdonnell Douglas DC-9-82 · Denver, COA vibration in the right main landing gear, for undetermined reasons, which resulted in collapse of the right main gear. A factor was failure of the pilot in command to ensure deployment of the ground spoilers.NTSB BFO93LA025Accident · No injuriesLimited investigationFinal reportCessna 172RG · White Plains, NYThe collapse of the left main landing gear for an undetermined reason.NTSB MIA93LA063Accident · No injuriesLimited investigationFinal reportBates Barracuda I · Bay St. Louis, MSUndetermined due to the destruction of the airplane after the gear collapsed on landing.NTSB ANC93LA032Accident · No injuriesLimited investigationFinal reportCessna 180 · Elmendorf Afb, AKThe pilot's excessive taxi speed. A factor which contributed to the accident was the snow covered surface.