NTSB investigations: Bell 47D1, MI
5 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
| 1980 | 2 |
|---|---|
| 1984 | 1 |
| 1988 | 1 |
| 1990 | 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\" = 'MI' 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 ('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 c."eventStateOrRegion" = 'MI' 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 ('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 CHI90DEC04Accident · Serious injuriesFinal reportBell 47 D-1 · Stockbridge, MIThe restricted visual lookout which resulted from the canopy fogging up.NTSB CHI88DEC05Accident · No injuriesFinal reportBell 47D1 (OH-13E) · Stockbridge, MIThe plt was spraying an onion field when he noted a vibration, followed by a loud noise & severe shaking of the helicopter. He attempted a forced landing, but the helicopter was unresponsive to cyclic & collective inputs. Subsequently, the right skid dug into…NTSB CHI84LA184Accident · Serious injuriesLimited investigationFinal reportBell 47D1 · Alpena, MIPrior to the accident, the owner/plt of the helicopter reportedly 'buzzed' a local baseball game. Shortly after that, the helicopter was observed to maneuver over a wooded area, enter a nose high attitude, then roll or bank & enter a descent into a wooded…NTSB CHI80FEC26Accident · 1 fatalClosedBell 47D1 · Munith, MINTSB CHI80FEC25Accident · Serious injuriesClosedBell 47D1 · Milan, MI