NTSB investigations, 1991
3 cases where the first occurrence was “Nose gear collapsed”.
Cases per year
| 1982 | 22 |
|---|---|
| 1983 | 16 |
| 1984 | 16 |
| 1985 | 15 |
| 1986 | 9 |
| 1987 | 14 |
| 1988 | 10 |
| 1989 | 9 |
| 1990 | 10 |
| 1991 | 3 |
| 1992 | 5 |
| 1993 | 16 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 9 |
| 1997 | 10 |
| 1998 | 3 |
| 1999 | 4 |
| 2000 | 6 |
| 2002 | 4 |
| 2003 | 4 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 4 |
| 2007 | 6 |
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\") = 1991
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\" = 192)
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") = 1991 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" = 192) 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 MIA91LA136Accident · No injuriesLimited investigationFinal reportBeech F-90 · Key West, FLOverload failure of the nose landing gear resulting in the collapse of the nose landing gear during the landing roll.NTSB MIA91LA083Accident · No injuriesLimited investigationFinal reportCessna T210N · Panama City, FLThe pilot's improper recovery from a bounced landing. A factor was the pilot's lack of recent night flight experience.NTSB ANC91IA020Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · Nome, AKWas the sheared fitting on the nose gear actuator shuttle valve which caused the nose gear to not extend for landing.