NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164B, 2009
4 cases on aircraft the registry lists as Grumman Acft ENG Cor-Schweizer G-164B. 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
| 1976 | 4 |
|---|---|
| 1977 | 16 |
| 1978 | 24 |
| 1979 | 13 |
| 1980 | 23 |
| 1981 | 23 |
| 1982 | 14 |
| 1983 | 17 |
| 1984 | 16 |
| 1985 | 5 |
| 1986 | 8 |
| 1987 | 11 |
| 1988 | 11 |
| 1989 | 14 |
| 1990 | 14 |
| 1991 | 13 |
| 1992 | 10 |
| 1993 | 14 |
| 1994 | 18 |
| 1995 | 14 |
| 1996 | 7 |
| 1997 | 4 |
| 1998 | 11 |
| 1999 | 9 |
| 2000 | 9 |
| 2001 | 10 |
| 2002 | 7 |
| 2003 | 1 |
| 2004 | 6 |
| 2005 | 6 |
| 2006 | 7 |
| 2007 | 2 |
| 2008 | 6 |
| 2009 | 4 |
| 2010 | 13 |
| 2011 | 3 |
| 2012 | 2 |
| 2013 | 4 |
| 2014 | 4 |
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 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\") = 2009
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952802'))
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") = 2009
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952802'))
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 WPR09CA393Accident · No injuriesData collectionFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Westley, CAThe pilot’s inadequate preflight planning and preparation, and his decision to operate the airplane well in excess of its maximum gross weight.NTSB CEN09LA451Accident · No injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Beaman, IAThe loss of engine power during initial climb for undetermined reasons.NTSB WPR09LA228Accident · Serious injuriesLimited investigationFinal reportAyres S2R-T34 · Marysville, CAThe failure of both pilots to see and avoid the other airplane while making their final approach for landing.NTSB WPR09LA227Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Colfax, WAA total loss of engine power due to excessive wear in several carburetor components that led to a malfunction of the carburetor.