NTSB investigations: Franklin 6V-335 series, CA
4 cases on aircraft whose registry engine model is Franklin 6V-335 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
| 1964 | 1 |
|---|---|
| 1967 | 1 |
| 1983 | 1 |
| 1985 | 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\" = 'CA' 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 ('27039'))
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" = 'CA' 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 ('27039'))
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 LAX85LA309Accident · No injuriesLimited investigationFinal reportHiller UH-12B · Durham, CAThe purpose of the LCL flight was for the CFI to demo the newly acquired helicopter to its owner. The CFI reported that during the flt a 'somewhat common' vibration was detected, & he associated the vibration with the acft's wooden main rotor blades. He…NTSB LAX84FA106Accident · No injuriesField investigationFinal reportHiller UH-12A · Van Nuys, CAThe instructor plt (CFI) stated that the eng quit 2 times after he refueled the helicopter. He then drained a quantity of water from the fuel gascolator & restarted the helicopter. After that he air taxied the helicopter to the flt school where, without…NTSB OAK68A0036Accident · No injuriesClosedHiller UH-12C · Riverdale, CANTSB UNK64X4188Accident · No injuriesClosedBell 47G · Bakersfield, CA