NTSB investigations: Lycoming VO-540 series, 1985
3 cases on aircraft whose registry engine model is Lycoming VO-540 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1964 | 4 |
|---|---|
| 1965 | 15 |
| 1966 | 16 |
| 1967 | 5 |
| 1968 | 15 |
| 1969 | 10 |
| 1970 | 8 |
| 1971 | 7 |
| 1972 | 6 |
| 1973 | 9 |
| 1974 | 11 |
| 1975 | 14 |
| 1976 | 13 |
| 1977 | 13 |
| 1978 | 22 |
| 1979 | 17 |
| 1980 | 8 |
| 1981 | 14 |
| 1982 | 9 |
| 1983 | 10 |
| 1984 | 9 |
| 1985 | 3 |
| 1986 | 9 |
| 1987 | 8 |
| 1988 | 6 |
| 1989 | 5 |
| 1990 | 6 |
| 1991 | 8 |
| 1992 | 6 |
| 1993 | 7 |
| 1994 | 4 |
| 1995 | 7 |
| 1996 | 7 |
| 1997 | 5 |
| 1998 | 6 |
| 1999 | 2 |
| 2000 | 3 |
| 2001 | 4 |
| 2002 | 6 |
| 2003 | 4 |
| 2004 | 3 |
| 2005 | 4 |
| 2008 | 6 |
| 2009 | 2 |
| 2010 | 6 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 3 |
| 2017 | 1 |
| 2022 | 2 |
| 2025 | 1 |
| 2026 | 1 |
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\") = 1985
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41534', '41582'))
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") = 1985
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41534', '41582'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 DEN85LTG06Accident · No injuriesFinal reportBell 47G-4A · Minot, NDThe plt was engaged by a deputy sheriff to fly the helicopter about 2-1/2 mi to the Minot intl arpt for impoundment. During takeoff, it began climbing, then the plt lost control & the helicopter entered a descent & crashed. Initial impact occurred about 35 ft…NTSB SEA85LA107Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Fall Creek, ORThe helicopter sustained substantial damage during a forced landing following a loss of power. According to the plt, the helicopter was refueled aprx 1 hr flt time prior to the accident. Cause of the power loss was not determined.NTSB LAX85FA132Accident · Minor injuriesField investigationFinal reportHiller UH12E · Five Points, CAWhile performing an ag flight the helicopter's engin suddenly lost power. At the time the aircraft was near its max allowable gross weight and it was between 3-5FT AGL. As the aircraft yawed left and descended. The pilot in command attempted to land on a…