NTSB investigations: Bensen B-8M, 1971

7 cases on aircraft the registry lists as Bensen B-8M. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19642026

NTSB investigations: Bensen B-8M, 1971 per year, 1964–2026: 47 cases
1964	3
1966	5
1967	7
1968	4
1969	4
1970	2
1971	7
1972	3
1973	1
1974	1
1976	1
1979	2
1980	2
1981	1
1982	1
1983	2
1986	1

Where

Open the map

Latest cases

Query with SQL

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") = 1971 AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1300516')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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\") = 1971
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1300516'))
  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") = 1971
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1300516'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 NYC72DFJ22Accident · Minor injuriesClosedBensen B8M · Forestville, NYOct 30, 1971 · N4773G · Substantial damage NTSB FTW72FPJ16Accident · Minor injuriesClosedBensen B8M · El Reno, OKOct 4, 1971 · N22HE · Substantial damage NTSB CHI72DEP19Accident · No injuriesClosedDoers B8M · Tichigan, WIOct 2, 1971 · N7195 · Substantial damage NTSB CHI72FEA12Accident · No injuriesClosedWilson B8M · Columbus, INSep 24, 1971 · N4274 · Substantial damage NTSB NYC72FHM08Accident · Serious injuriesClosedBensen B8M · New Shrewsbury, NJSep 3, 1971 · N2765 · Substantial damage NTSB CHI71FEA39Accident · No injuriesClosedBensen B8-M · Delphi, INJun 23, 1971 · N6661 · Destroyed NTSB IAD71DIJ22Accident · No injuriesClosedBensen B8M · Hamlin, WVMay 16, 1971 · N4682S · Substantial damage