NTSB investigations, 1990
12 cases where the first occurrence was “Roll over”.
Cases per year
| 1982 | 10 |
|---|---|
| 1983 | 10 |
| 1984 | 11 |
| 1985 | 3 |
| 1986 | 4 |
| 1987 | 3 |
| 1988 | 7 |
| 1989 | 3 |
| 1990 | 12 |
| 1991 | 3 |
| 1992 | 8 |
| 1993 | 5 |
| 1994 | 4 |
| 1995 | 6 |
| 1996 | 10 |
| 1997 | 3 |
| 1998 | 8 |
| 1999 | 5 |
| 2000 | 9 |
| 2001 | 14 |
| 2002 | 8 |
| 2003 | 6 |
| 2004 | 8 |
| 2005 | 7 |
| 2006 | 5 |
| 2007 | 9 |
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\" = 380)
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" = 380) 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 ANC91FA001Accident · Serious injuriesField investigationFinal reportHughes 500D · Kennsington, AKThe loss of control during takeoff due to dynamic rollover. Contributing to the accident was the pilot-in-command's selection of an uneven landing area.NTSB LAX90LA335Accident · No injuriesLimited investigationFinal reportEnstrom F28F · Beatty, NVThe pilot's selection of unsuitable terrain on which to land. Loose shale rock and sloping downhill terrain were factors in the accident.NTSB LAX90LA303Accident · No injuriesLimited investigationFinal reportHughes 369D · Santa Monica, CAThe pilot's decision to exit the helicopter with the engine running and no one at the controls.NTSB ANC90LA119Accident · No injuriesLimited investigationFinal reportBell 206B · Goodnews Bay, AKThe pilot selected unsuitable terrain. The wet & soft tundra was a factor.NTSB LAX90LA210Accident · No injuriesLimited investigationFinal reportHughes 269B · Paso Robles, CAThis accident was dynamic rollover due to the terrain slope exceeding the capability of the helicopter.NTSB LAX90LA186Accident · Minor injuriesLimited investigationFinal reportHughes 269A · La Verne, CAGround resonance due to an inadequately maintained strut.NTSB MKC90LA117Accident · Serious injuriesLimited investigationFinal reportBell 47G · Wynne, ARLanding gear skid entangled with a fuel hose. A factor was the pilot's inadequate preflight inspection.NTSB ATL90LA112Accident · No injuriesLimited investigationFinal reportRobinson R22 Beta · Chamblee, GAFailure of the student (rated) pilot to maintain control of the helicopter, and insufficient supervision by the instructor pilot (CFI).NTSB FTW90LA107Accident · No injuriesLimited investigationFinal reportBell 206BIII · Kaplan, LARestricted movement of the right skid assembly causing the lateral center of gravity to be exceeded during the attempted take off.NTSB LAX90LA164Accident · Minor injuriesLimited investigationFinal reportBell 47G · Riverside, CAThe pilot's failure to maintain control of the helicopter. A factor related to the accident was: the pilot's lack of experience in the type of aircraft.NTSB LAX90LA091Accident · No injuriesLimited investigationFinal reportRobinson R-22 Beta · Corona, CAHelicopter rolling over in a dirt field after the pilot was demonstrating an engine faiure and autorotation maneuver.NTSB FTW90LA061Accident · No injuriesLimited investigationFinal reportRobinson R22 · San Angelo, TXInadequate preflight by the pilot by not identifying and removing the tie-down.