NTSB investigations: Schweizer 269C
10 cases on aircraft the registry lists as Schweizer 269C, where the sequence of events included Loss of control in flight. 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
| 2008 | 1 |
|---|---|
| 2010 | 4 |
| 2011 | 3 |
| 2012 | 2 |
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8059502')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\")))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8059502')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
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 CEN12CA431Accident · No injuriesData collectionFinal reportSchweizer 269C · Denton, TXThe flight instructor and student pilot exceeded the helicopter's takeoff performance, which resulted in low rotor rpm and settling.NTSB WPR12CA100Accident · Minor injuriesData collectionFinal reportSchweizer 269C · Las Vegas, NVThe pilot's inadequate compensation for the known wind conditions during a hovering maneuver, which resulted in a loss of tail rotor effectiveness and directional control.NTSB CEN11CA442Accident · No injuriesData collectionFinal reportSchweizer 269C · Katy, TXThe pilot's failure to maintain adequate rotor rpm during a low-altitude maneuvering flight.NTSB CEN11LA397Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Grand Forks, NDThe student pilot's inadequate recovery from an autorotation and the CFI's delayed remedial action.NTSB WPR11CA250Accident · Serious injuriesData collectionFinal reportSchweizer 269C · Las Vegas, NVThe pilot's failure to maintain adequate clearance from terrain while attempting a transition from hovering flight to forward flight over a mesa in windy, downdraft conditions.NTSB WPR10CA442Accident · No injuriesData collectionFinal reportSchweizer 269C · Caldwell, IDThe failure of both pilots to maintain adequate main rotor RPM, the flight instructor's delayed remedial actions, and inadequate supervision of the flight.NTSB CEN10LA408Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Minden, NEThe pilot's inadequate flare during an autorotation, which resulted in a hard landing and subsequent rollover.NTSB CEN10CA390Accident · No injuriesData collectionFinal reportSchweizer 269C · Santa Rosa, NMThe student pilot's failure to maintain control of the helicopter while landing in gusty surface winds conditions. Contributing to the accident was the flight instructor's inadequate monitoring of the flight.NTSB CEN10CA183Accident · Minor injuriesData collectionFinal reportSchweizer 269C · Idledale, COThe flight instructor's delayed remedial actions to regain rotor rpm, resulting in a rapid descent and hard landing.NTSB LAX08CA069Accident · Minor injuriesData collectionFinal reportSchweizer 269C · Las Vegas, NVThe certificated flight instructor's delayed remedial action, and inadequate supervision while landing on a pinnacle. Factors contributing to the accident were the lack of suitable terrain for a forced landing, and the student's failure to maintain rotor rpm.