NTSB investigations: Lycoming IO-360-A1B6D, 2011
4 cases on aircraft whose registry engine model is Lycoming IO-360-A1B6D. 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 |
|---|---|
| 1973 | 7 |
| 1974 | 4 |
| 1975 | 3 |
| 1976 | 10 |
| 1977 | 22 |
| 1978 | 8 |
| 1979 | 17 |
| 1980 | 8 |
| 1981 | 11 |
| 1982 | 11 |
| 1983 | 8 |
| 1984 | 6 |
| 1985 | 11 |
| 1986 | 12 |
| 1987 | 5 |
| 1988 | 14 |
| 1989 | 11 |
| 1990 | 3 |
| 1991 | 5 |
| 1992 | 5 |
| 1993 | 11 |
| 1994 | 6 |
| 1995 | 8 |
| 1996 | 6 |
| 1997 | 3 |
| 1998 | 3 |
| 1999 | 7 |
| 2000 | 8 |
| 2001 | 7 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 2 |
| 2005 | 7 |
| 2006 | 1 |
| 2007 | 8 |
| 2008 | 8 |
| 2009 | 4 |
| 2010 | 3 |
| 2011 | 4 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 3 |
| 2025 | 3 |
| 2026 | 2 |
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\") = 2011
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41593'))
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") = 2011
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41593'))
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 ERA12FA084Accident · 3 fatalField investigationFinal reportCessna 177RG · Tallapoosa, GAThe failure of the No. 2 rod end cap bolt, which resulted in a total loss of engine power.NTSB ERA12CA025Accident · No injuriesData collectionFinal reportCessna 177RG · Westerly, RIThe pilot's failure to maintain airplane control while starting the engine.NTSB WPR11LA287Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · St Johns, AZThe pilot did not attain and maintain an adequate airspeed during the takeoff initial climb, which resulted in an aerodynamic stall.NTSB WPR11FA186Accident · No injuriesField investigationFinal reportCessna 177RG · Gila Bend, AZA total loss of engine power during cruise flight due to both sets of magneto points failing to open as a result of excessive wear of the magneto cam followers.