NTSB investigations: Enstrom F-28C, WA
6 cases on aircraft the registry lists as Enstrom F-28C. 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
| 1977 | 1 |
|---|---|
| 1981 | 1 |
| 1990 | 1 |
| 1993 | 1 |
| 1996 | 1 |
| 2000 | 1 |
Where
Latest 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\" = 'WA' 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 ('3300407'))
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" = 'WA' 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 ('3300407'))
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 SEA00LA103Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Kennewick, WAThe pilot's exceedance of the helicopter's hovering capabilities in a downwind hover. Factors included tailwind conditions, the pilot's lack of experience in the type of operation being conducted, and trees in the area where the helicopter settled.NTSB SEA97FA003Accident · No injuriesField investigationFinal reportEnstrom F-28C · Spokane, WAa loss of engine power for undetermined reasons.NTSB SEA93FA178Accident · No injuriesField investigationFinal reportEnstrom F-28C · Seattle, WAShorted magneto condensers. Factors include a hidden obstruction in the landing area, and a reduction in rotor RPM from attempting to avoid the obstruction.NTSB SEA90LA116Accident · No injuriesLimited investigationFinal reportEnstrom F28C · Camas, WAThe failure of a sprag clutch in the rotor-drive mechanism, at an altitude and position that precluded or limited the possibility of a successful outcome.NTSB SEA81FYP28Accident · Minor injuriesClosedEnstrom F-28C · Rice, WANTSB SEA77DYK20Accident · No injuriesClosedEnstrom F28C · Medford, WA