NTSB investigations: Bell 47G-2, 1994
5 cases on aircraft the registry lists as Bell 47G-2. 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 | 21 |
|---|---|
| 1965 | 16 |
| 1966 | 13 |
| 1967 | 18 |
| 1968 | 16 |
| 1969 | 22 |
| 1970 | 20 |
| 1971 | 10 |
| 1972 | 14 |
| 1973 | 19 |
| 1974 | 20 |
| 1975 | 20 |
| 1976 | 10 |
| 1977 | 9 |
| 1978 | 14 |
| 1979 | 12 |
| 1980 | 4 |
| 1981 | 9 |
| 1982 | 11 |
| 1983 | 9 |
| 1984 | 6 |
| 1985 | 10 |
| 1986 | 6 |
| 1987 | 10 |
| 1988 | 2 |
| 1989 | 6 |
| 1990 | 3 |
| 1991 | 4 |
| 1992 | 3 |
| 1993 | 1 |
| 1994 | 5 |
| 1995 | 4 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 4 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 2 |
| 2007 | 1 |
| 2009 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2014 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2022 | 1 |
| 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\") = 1994
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181008'))
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") = 1994
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181008'))
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 CHI95LA003Accident · Minor injuriesLimited investigationFinal reportBell 47G2 · Decatur, ILthe failure of the roller springs in the freewheeling unit of the transmission which caused the unit to disengage.NTSB LAX94LA303Accident · No injuriesLimited investigationFinal reportBell 47G-2A · Scottsdale, AZThe pilot's failure to refuel appropriately, the altitude and airspeed at the time the engine stoppage occurred were factors in the accident.NTSB CHI94FA202Accident · 2 fatalField investigationFinal reportBell 47G2 · Baldwin, ILThe inadequate maintenance (inspection of aircraft) by maintenance personnel, which resulted in a loss of engine power due to fuel exhaustion. Related factors are the unsafetied fuel filter, and low altitude at which the helicopter operated.NTSB FTW94FA158Accident · 1 fatalField investigationFinal reportBell 47G-2 · Tulsa, OKIn flight loss of control due to the pilot's improper use of the cyclic and collective controls when he maneuvered abruptly to avoid colliding with a flock of birds. Factors were the birds and the inflight separation of the left synchronized elevator.NTSB CHI94LA133Accident · No injuriesLimited investigationFinal reportBell 47-62 · Aurora, MOThe dual students inadequate flare and the pilot in command's (flight instructor) delayed remedial action.