NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164A, 1993
17 cases on aircraft the registry lists as Grumman Acft ENG Cor-Schweizer G-164A. 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 |
|---|---|
| 1972 | 11 |
| 1973 | 15 |
| 1974 | 22 |
| 1975 | 31 |
| 1976 | 41 |
| 1977 | 38 |
| 1978 | 41 |
| 1979 | 35 |
| 1980 | 25 |
| 1981 | 25 |
| 1982 | 22 |
| 1983 | 19 |
| 1984 | 24 |
| 1985 | 14 |
| 1986 | 12 |
| 1987 | 18 |
| 1988 | 22 |
| 1989 | 23 |
| 1990 | 11 |
| 1991 | 17 |
| 1992 | 21 |
| 1993 | 17 |
| 1994 | 12 |
| 1995 | 19 |
| 1996 | 15 |
| 1997 | 8 |
| 1998 | 10 |
| 1999 | 7 |
| 2000 | 2 |
| 2001 | 6 |
| 2002 | 5 |
| 2003 | 1 |
| 2004 | 3 |
| 2005 | 10 |
| 2006 | 5 |
| 2007 | 3 |
| 2008 | 5 |
| 2009 | 4 |
| 2010 | 1 |
| 2011 | 6 |
| 2012 | 3 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 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\") = 1993
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
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") = 1993
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
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 FTW94LA042Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Parkin, ARThe total loss of engine power for undetermined reasons. A factor was the lack of suitable terrain available to the pilot for the forced landing.NTSB NYC94LA002Accident · No injuriesLimited investigationFinal reportGrumman G-164-A · Madisonville, KYthe pilot's inadequate preflight preparation and his inadequate visual lookout in flight which resulted in the collision with wires.NTSB SEA93LA198Accident · Minor injuriesLimited investigationFinal reportGrumman-Schweizer G164A · Dayton, WAThe pilot in command's failure to maintain proper clearance from the power lines. The unmarked power lines were a factor.NTSB FTW93LA239Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Garwood, TXThe partial power loss for undetermined reasons. A factor was the lack of suitable terrain onto which a forced landing could be executed.NTSB ATL93LA132Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Atmore, ALThe total failure of the engine supercharger, which resulted in engine stoppage. A factor was the rough terrain at the forced landing site.NTSB FTW93LA215Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Mccrory, ARThe loss of engine power due to cylinder failure. A factor was the lack of suitable terrain for the forced landing.NTSB DEN93LA076Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Kaplan, LAFailure of the spray rig which sprayed chemicals into the pilot's eyes temporarily blinding him.NTSB ATL93LA116Accident · No injuriesLimited investigationFinal reportGrumman G164A · Brundidge, ALThe broken carburetor accelerator pump piston rivet which lodged under the needle valve, allowed the float chamber to flood with fuel, and the engine to quit. The lack of suitable terrain for a forced landing was a factor.NTSB FTW93LA180Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Dumas, ARThe pilot's inadequate compensation for wind conditions.NTSB FTW93LA173Accident · 1 fatalLimited investigationFinal reportGrumman G-164A · Ganado, TXThe pilot's failure to maintain clearance with the power linesNTSB CHI93DCQ01Accident · 1 fatalFinal reportGrumman G-164A · Liberal, KSthe pilot's failure to maintain clearance with the powerlines. A factor related to the accident were the powerlines which were contacted during the aerial application operation.NTSB LAX93LA200Accident · 1 fatalLimited investigationFinal reportGrumman 164A · Biggs, CAFailure of the number 2 engine cylinder. A factor related to the accident was the lack of altitude for the pilot to make a successfull forced landing.NTSB FTW93LA144Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Anahuac, TXUndetermined.NTSB ATL93LA084Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Hamilton, ALThe pilot's failure to properly calculate fuel consumption at an increased power setting, which resulted in fuel exhaustion and loss of engine power. Trees at the forced landing area were a factor in the accident.NTSB DEN93LA051Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Truman, ARA power loss for undetermined reasons. A factor was: the lack of suitable terrain for the forced landing.NTSB SEA93FA094Accident · Serious injuriesField investigationFinal reportGrumman A6E · Steptoe, WAThe inherent limitations of the see-and-avoid concept of separation of aircraft operating under visual flight rules that precluded the crew of the A6E and the pilot of the agcat from recognizing a collision hazard and taking actions to avoid a midair…NTSB SEA93LA085Accident · Minor injuriesLimited investigationFinal reportSchweizer G-164A · Walla Walla, WAA loss of engine power for undetermined reasons. The lack of a suitable landing area was a factor.