NTSB investigations: Beech 95-B55 (T42A), WI

5 cases on aircraft the registry lists as Beech 95-B55 (T42A). 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

19672026

NTSB investigations: Beech 95-B55 (T42A), WI per year, 1967–2026: 5 cases
1967	1
1995	1
2000	1
2012	1
2018	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 c."eventStateOrRegion" = 'WI' 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 ('1152706')) 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 c.\"eventStateOrRegion\" = 'WI' 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 ('1152706'))
  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" = 'WI' 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 ('1152706'))
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 CEN18LA361Accident · Serious injuriesClass 3 · LimitedFinal reportBeech 55 · Waupaca, WIThe total loss of engine power due to fuel exhaustion.Sep 1, 2018 · N10DS · Substantial damage NTSB CEN12CA165Accident · No injuriesData collectionFinal reportBeech 95-B55 · Lancaster, WIThe pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.Feb 17, 2012 · N4624A · Substantial damage NTSB CHI01FA044Accident · 2 fatalField investigationFinal reportBeech 95-B55 · Milltown, WIThe flight instructor's inadequate supervision of the flight, the flightcrew not maintaining control of the airplane, and the flight instructor's delayed remedial action which resulted in the inadvertent spin. Factors to the accident were the inadvertent spin…Dec 3, 2000 · N7678N · Substantial damage NTSB CHI95LA254Accident · Minor injuriesLimited investigationFinal reportBeech 55 · Delavan, WIThe pilot misjudged the flare and improper recovery from a bounced landing. Lack of experience in the make and model aircraft was a factor.Jul 18, 1995 · N3070W · Substantial damage NTSB CHI67F0505Accident · No injuriesClosedBeech 95-B55 · Waukesha, WIMar 6, 1967 · N2030W · Substantial damage