NTSB investigations: Brantly B-2B
5 cases on aircraft the registry lists as Brantly B-2B, where the first occurrence was “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
| 1984 | 1 |
|---|---|
| 1990 | 1 |
| 2001 | 1 |
| 2003 | 1 |
| 2005 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1440506')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250))
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 ('1440506')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
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 IAD05LA107Accident · No injuriesLimited investigationFinal reportBrantly Helicopter B-2B · Plymouth, MAFatigue failure of the intermediate tailrotor driveshaft, which resulted in a loss of directional control at a hover.NTSB MIA03LA104Accident · Minor injuriesLimited investigationFinal reportBrantly B-2B · Lantana, FLThe pilot/owner's failure to maintain rotor rpm which resulted in a loss of control. Contributing factors were high gross weight and high density altitude.NTSB MIA01FA075Accident · 2 fatalField investigationFinal reportBrantly B-2B · Archer, FLThe flight crew's loss of control for undermined reasons.NTSB MIA90LA150Accident · No injuriesLimited investigationFinal reportBrantly Helicopter B-2B · ChristianstedThe failure of the pilot to evaluate weight, temperature, and power available prior to takeoff and then performing a left pedal turn after takeoff resulting in the helicopter desending even though full power was applied.NTSB NYC84LA070Accident · No injuriesLimited investigationFinal reportBrantly Helicopter B-2B · Mt. Pleasant, PAThe plt flew to greensburg, where he brought the helicopter to a 2 ft hover and departed with a max performance climb. He stated the helicopter began to exhibit control irregularities which he described as 'a dutch roll wobble type of shuffle.' He continued…