Fatal NTSB investigations: Lycoming IO-540 series, 1997
6 cases on aircraft whose registry engine model is Lycoming IO-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
| 1971 | 1 |
|---|---|
| 1978 | 2 |
| 1979 | 2 |
| 1981 | 2 |
| 1982 | 2 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 5 |
| 1986 | 5 |
| 1987 | 1 |
| 1988 | 3 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 2 |
| 1992 | 5 |
| 1993 | 4 |
| 1994 | 5 |
| 1995 | 5 |
| 1996 | 1 |
| 1997 | 6 |
| 1998 | 4 |
| 1999 | 7 |
| 2000 | 4 |
| 2001 | 10 |
| 2002 | 21 |
| 2003 | 12 |
| 2004 | 10 |
| 2005 | 11 |
| 2006 | 11 |
| 2007 | 11 |
| 2008 | 13 |
| 2009 | 7 |
| 2010 | 13 |
| 2011 | 8 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 9 |
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 7 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 3 |
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\") = 1997
AND c.\"highestInjuryLevel\" = 'Fatal'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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") = 1997
AND c."highestInjuryLevel" = 'Fatal'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
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 IAD98FA015Accident · 1 fatalField investigationFinal reportSocata TB-20 Trinidad · Roanoke, VALoss of engine power for undetermined reasons. A related factor was the low ceiling.NTSB MIA98FA040Accident · 3 fatalField investigationFinal reportCommander 114B · Cross City, FLVFR flight by the noninstrument-rated pilot into instrument meteorological conditions (IMC), and his failure to maintain control of the aircraft, due to spatial disorientation, which resulted in an uncontrolled descent and collision with the terrain (tree,…NTSB CHI97FA293Accident · 2 fatalField investigationFinal reportKeaggy-David Skybolt · Adeline, ILThe pilot's failure to maintain aircraft control for undetermined reasons.NTSB ATL97LA123Accident · 1 fatalLimited investigationFinal reportJurka P51D Mustang · Fort Pierce, FLloss of engine power for undetermined reason(s); and failure of the pilot to maintain adequate airspeed, while starting to maneuver for an emergency landing, which resulted in loss of aircraft control (stall) and collision with terrain.NTSB NYC97FA080Accident · 2 fatalField investigationFinal reportPiper PA-60-601P · Waterford, VAfailure of the pilot to follow the published instrument (IFR) approach procedure, by failing to maintain the minimum altitude for that segment of the approach.NTSB LAX97LA158Accident · 2 fatalLimited investigationFinal reportDevendorf Glassair GL25 · Congress, AZfailure of the pilot to recover from an inverted stall/spin prior to impact with the ground. The reason for the loss of control was not determined.