NTSB investigations: Bell 47D1, 1995
4 cases on aircraft the registry lists as Bell 47D1. 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 | 8 |
|---|---|
| 1965 | 5 |
| 1966 | 13 |
| 1967 | 12 |
| 1968 | 6 |
| 1969 | 9 |
| 1970 | 9 |
| 1971 | 10 |
| 1972 | 8 |
| 1973 | 8 |
| 1974 | 6 |
| 1975 | 7 |
| 1976 | 11 |
| 1977 | 11 |
| 1978 | 7 |
| 1979 | 8 |
| 1980 | 7 |
| 1981 | 4 |
| 1982 | 6 |
| 1983 | 2 |
| 1984 | 5 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 5 |
| 1988 | 6 |
| 1989 | 5 |
| 1990 | 6 |
| 1991 | 4 |
| 1992 | 4 |
| 1994 | 3 |
| 1995 | 4 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 4 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2008 | 1 |
| 2009 | 1 |
| 2011 | 2 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2021 | 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\") = 1995
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1180802'))
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") = 1995
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1180802'))
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 MIA96LA028Accident · No injuriesLimited investigationFinal reportBell 47-D1 · Jasper, FLImproper maintenance and inspection of the carburetor system by maintenance personnel during the last annual inspection which resulted in a partial loss of engine power due to carburetor ice. Contributing to the accident were: the pilot's failure to perform…NTSB LAX96FA045Accident · 2 fatalField investigationFinal reportBell 47D1 · Shafter, CAthe pilot misjudged the altitude and ground clearance while performing an unwarranted low altitude flight maneuver.NTSB BFO95LA084Accident · No injuriesLimited investigationFinal reportBell 47D1 · Sidney, OHthe student pilot's abrupt touchdown while landing in a field. Related factors are the student pilot's failure to attain the proper descent rate during the approach to landing, and the flight instructor's inadequate supervision of the student.NTSB FTW95FA181Accident · 2 fatalField investigationFinal reportBell 47D1 · Ardmore, OKInflight collision with a power transmission array static line when the flight instructor and dual (private pilot) student failed to maintain adequate visual lookout.