NTSB investigations, 1999
21 cases where the first occurrence was “Gear collapsed”.
Cases per year
| 1982 | 8 |
|---|---|
| 1983 | 12 |
| 1984 | 12 |
| 1985 | 17 |
| 1986 | 11 |
| 1987 | 7 |
| 1988 | 4 |
| 1989 | 11 |
| 1990 | 6 |
| 1991 | 9 |
| 1992 | 7 |
| 1993 | 4 |
| 1994 | 18 |
| 1995 | 11 |
| 1996 | 6 |
| 1997 | 11 |
| 1998 | 9 |
| 1999 | 21 |
| 2000 | 9 |
| 2001 | 14 |
| 2002 | 18 |
| 2003 | 11 |
| 2004 | 6 |
| 2005 | 12 |
| 2006 | 13 |
| 2007 | 18 |
Where
Latest 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\") = 1999
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\" = 190)
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") = 1999 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" = 190) 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 SEA00LA024Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Goldendale, WAThe pilot's failure to maintain directional control. A factor was a rock just off the edge of the runway surface.NTSB ATL00LA013Accident · No injuriesLimited investigationFinal reportBeech BE36 · Daytona Beach, FLThe collapse of the main landing gear for undetermined reasons.NTSB ATL00LA010Accident · No injuriesLimited investigationFinal reportCessna 310Q · Jacksonville, FLThe failure of the left main landing gear down locking mechanism for undetermined reasons.NTSB MIA00LA023Accident · No injuriesLimited investigationFinal reportPiper PA-34-200 · Olive Branch, MSThe private-rated student pilots inadvertent retraction of the main landing gear during a touch-and-go landing. Contributing to the accident was the flight instructors improper supervision of the dual student.NTSB MIA00LA016Accident · No injuriesLimited investigationFinal reportCessna 152 · Cornelia, GAthe pilot misjudged the flare, causing the airplane to porpoise, and subsequently impact with the runwayNTSB CHI00LA010Accident · No injuriesLimited investigationFinal reportCessna 172G · Cambridge, MNthe fractured main landing gear due to the improper maintenance by an unknown person(s) and the inadequate annual inspection by an unqualified person.NTSB ANC00LA002Accident · No injuriesLimited investigationFinal reportCessna A185E · Yakutat, AKThe pilot's selection of an unsuitable landing area. A factor associated with the accident was soft terrain.NTSB NYC99LA230Accident · No injuriesLimited investigationFinal reportCessna 182 · Pepperell, MAA landing gear bolt failure for undetermined reasons.NTSB NYC99LA226Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Manassas, VAThe pilot's failure to recover from a sideslip maneuver, and flare the airplane before touchdown.NTSB MIA99LA248Accident · No injuriesLimited investigationFinal reportDouglas DC3C-S4C4G · Charlotte, NCthe pilot-in-command did not use the check list which resulted in the right main landing gear collapsing.NTSB LAX99LA227Accident · No injuriesLimited investigationFinal reportCessna 120 · Chino, CAA preexisting fatigue fracture of the right axle.NTSB SEA99LA088Accident · No injuriesLimited investigationFinal reportRyan Navion B · Klamath Falls, ORThe pilot's failure to reinstall the engine oil filler cap during preflight, resulting in engine oil loss and the necessity for an immediate landing.NTSB LAX99LA241Accident · No injuriesLimited investigationFinal reportRockwell 690B · Monterey, CAThe failure of maintenance personnel to properly adjust the drag brace preload during recent landing gear maintenance, which resulted in the overload failure and separation of the hydraulic cylinder attach boss.NTSB DEN99LA100Accident · No injuriesLimited investigationFinal reportButler SX-300 · Hill Afb, UTA failure of the left main landing gear attachment for undetermined reasons.NTSB DEN99LA094Accident · No injuriesLimited investigationFinal reportCessna 182B · Salt Lake City, UTFailure of the nose landing gear scissors bolt for undetermined reasons.NTSB NYC99LA154Accident · No injuriesLimited investigationFinal reportCessna 172RG · Morristown, NJThe right main landing gear collapsed for undetermined reasons.NTSB CHI99LA156Accident · No injuriesLimited investigationFinal reportBeech 99A · Bemidji, MNFailure of the left main landing gear actuator for undetermined reasons.NTSB SEA99LA053Accident · No injuriesLimited investigationFinal reportBeech 35-C33 · Hillsboro, ORA landing gear collapse for undetermined reasons.NTSB ANC99LA042Accident · No injuriesLimited investigationFinal reportCessna 180 · Iliamna, AKThe improper installation of the main landing gear attaching bolt by maintenance personnel, which resulted in total failure of the bolt and collapse of the landing gear.NTSB NYC99IA079Incident · No injuriesIncident investigationFinal reportCessna 550 · State College, PAImproper assembly of the left main landing gear (LMLG) actuator by the airplane manufacturer, which resulted in an incorrect 'locked' indication on the LMLG switch, and the subsequent collapse of the LMLG during taxi.NTSB CHI99LA097Accident · No injuriesLimited investigationFinal reportCessna 182E · East Troy, WIthe collapse of the right main landing gear from a preexisting fatigue crack.