NTSB investigations: Bell 47G-4A, LA
20 cases on aircraft the registry lists as Bell 47G-4A. 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
| 1967 | 1 |
|---|---|
| 1969 | 3 |
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1977 | 2 |
| 1979 | 2 |
| 1997 | 1 |
| 2002 | 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 c.\"eventStateOrRegion\" = 'LA' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181031'))
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 c."eventStateOrRegion" = 'LA' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181031'))
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 FTW02LA186Accident · Minor injuriesLimited investigationFinal reportBell 47G4 · Grand Lake, LAthe pilot's inability to control the helicopter in a hover due to the restricted movement of the cyclic for undetermined reasons.NTSB FTW98LA030Accident · No injuriesLimited investigationFinal reportBell 47G-4A · Welsh, LAthe pilot's failure to maintain control of the helicopter, while maneuvering to avoid an obstruction. The abrupt maneuver was a related factor.NTSB FTW79FRD52Accident · No injuriesClosedBell 47G-4A · Hackberry, LANTSB FTW79FRD50Accident · No injuriesClosedBell 47G-4A · Lafayette, LANTSB FTW77DRD47Accident · Minor injuriesClosedBell 47G-4A · Lafayette, LANTSB FTW77FRD09Accident · Serious injuriesClosedBell 47G-4A · Ville Platte, LANTSB FTW76AF013Accident · No injuriesClosedBell 47G-4A · Leeville, LANTSB FTW75AF036Accident · Minor injuriesClosedBell 47G-4A · Venice, LANTSB FTW74AF016Accident · 2 fatalClosedBell 47G-4A · Leeville, LANTSB FTW73AF054Accident · No injuriesClosedBell 47G-4A · Cameron, LANTSB FTW73DRD10Accident · Minor injuriesClosedBell 47G-4A · Dulac, LANTSB FTW72FRD10Accident · No injuriesClosedBell 47G4A · Morgan City, LANTSB FTW72FRD01Accident · Serious injuriesClosedBell 47G-4A · Carlisle, LANTSB FTW72AF004Accident · No injuriesClosedBell 47G4A · Morgan City, LANTSB FTW71AF004Accident · Minor injuriesClosedBell 47G-4A · Leeville, LANTSB FTW70FRD01Accident · Minor injuriesClosedBell 47G-4A · Morgan City, LANTSB FTW70A0016Accident · No injuriesClosedBell 47G-4A · Pecan Island, LANTSB FTW70D0118Accident · No injuriesClosedBell 47G-4A · Morgan City, LANTSB FTW69D0420Accident · Minor injuriesClosedBell 47G-4A · Houma, LANTSB FTW68A0030Accident · 2 fatalClosedBell 47G-4 · La Place, LA