NTSB investigations: Allison 250-C20 series, MA
4 cases on aircraft whose registry engine model is Allison 250-C20 series. 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
| 1987 | 1 |
|---|---|
| 1988 | 1 |
| 1990 | 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\" = 'MA' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03020'))
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" = 'MA' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03020'))
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 IAD02LA094Accident · 1 fatalLimited investigationFinal reportGarlick OH-58AT · Rochester, MAThe pilot's failure to center the sling load prior to commencing forward flight. Also causal, was the pilot's improper decision to attempt a takeoff with a quartering tailwind, which resulted in an engine compressor stall.NTSB NYC90LA187Accident · No injuriesLimited investigationFinal reportBell 206B · Fitchburg, MAThe pilot's failure to assure that adequate fuel was on board for the flight.NTSB NYC88LA201Accident · No injuriesLimited investigationFinal reportBell 206B · Plymouth, MAA loss of power to the engine because the fuel control was not properly adjusted and collision with terrain due to an unsuitable landing area.NTSB NYC87LA058Accident · Minor injuriesLimited investigationFinal reportAgusta A109AII · So. Dartmouth, MAAgusta N300CC departed a helipad in front of claremont corp president's residence in south Dartmouth, Massachusetts. As the helicopter was hovering prior to moving forward, the tail rotor blade, s/n 124, failed. The tail rotor assembly and gearbox separated…