NTSB investigations: Jacobs R755A series
17 cases on aircraft whose registry engine model is Jacobs R755A series, where the defining event was Loss of control on ground. 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 |
|---|---|
| 2009 | 1 |
| 2010 | 2 |
| 2012 | 1 |
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2026 | 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.engine_model_code IN ('35006')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '230'))
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.engine_model_code IN ('35006')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '230'))
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 WPR26LA135Accident · No injuriesClass 4 · LimitedFinal reportCessna 195 · Big Bear, CAThe pilot's failure to maintain directional control during the landing roll with a quartering tailwind.NTSB WPR24LA258Accident · No injuriesClass 4 · LimitedFinal reportBoeing A75N1(PT17) · Camarillo, CAThe pilot’s loss of directional control during landing, which resulted in a nose over.NTSB WPR24LA145Accident · No injuriesClass 4 · LimitedFinal reportCessna 195 · Big Bear, CAThe pilot’s failure to maintain directional control during takeoff with a gusty crosswind.NTSB WPR23LA095Accident · No injuriesClass 4 · LimitedFinal reportCessna 195A · Calexico, CAThe pilot’s failure to maintain directional control during the landing roll in gusting wind.NTSB WPR19LA153Accident · No injuriesClass 3 · LimitedFinal reportCessna 195 · Socorro, NMThe pilot's failure to maintain airplane control while landing with a quartering tailwind.NTSB GAA18CA444Accident · No injuriesData collectionFinal reportCessna 195 · Hood River, ORThe pilot’s failure to maintain directional control during landing.NTSB ERA17LA324Accident · No injuriesLimited investigationFinal reportCessna 195 · Newman, GAThe improper rigging of the tailwheel assembly, which resulted in a loss of directional control during takeoff. Contributing to accident was the pilot’s decision to operate the airplane despite knowing it required excessive right rudder inputs for it to move…NTSB GAA16CA144Accident · No injuriesData collectionFinal reportCessna 195 · Clinton, ARThe pilot's failure to maintain direction control during the landing roll, which resulted in runway excursion, and collision with a fence.NTSB GAA16CA017Accident · No injuriesData collectionFinal reportCessna 195A · Aztec, NMThe pilot's failure to maintain directional control during landing, which resulted in runway excursion and collision with terrain.NTSB GAA15CA289Accident · Minor injuriesData collectionFinal reportCessna 195 · Merritt Island, FLThe pilot's excessive braking during the landing roll, resulting in a nose over.NTSB GAA15CA118Accident · No injuriesData collectionFinal reportCessna 195 · Lancaster, NYA loss of directional control and subsequent ground loop due to an underinflated right tire, which was a result of foreign object debris puncturing the tire.NTSB CEN15CA203Accident · No injuriesData collectionFinal reportCessna 195A · Independence, IAThe pilot's attempt to land in strong crosswind conditions, resulting in his on-ground loss of control. Contributing to the accident was the crosswind that exceeded the crosswind limits of the airplane.NTSB WPR12CA192Accident · No injuriesData collectionFinal reportCessna 195B · Sacramento, CAThe pilot’s failure to maintain directional control during the landing roll while landing with a gusting wind.NTSB WPR10CA471Accident · No injuriesData collectionFinal reportCessna 195 · Prescott, AZThe pilot's failure to maintain directional control during the takeoff roll, resulting in a runway excursion.NTSB ERA10CA500Accident · No injuriesData collectionFinal reportBoeing A75N1 · Bealeton, VAThe pilot under instruction’s improper recovery from a bounced landing and the flight instructor’s delayed remedial action, which resulted in a ground loop and collision with trees.NTSB CEN09CA246Accident · No injuriesData collectionFinal reportCessna 195 · Burnet, TXThe pilot's inadequate compensation for the gusting crosswinds during landing.NTSB DEN08LA112Accident · No injuriesLimited investigationFinal reportCessna 195 · Houston, TXThe pilot's failure to maintain directional control, causing the design stress limits of the airplane to be exceeded. Excessive sideloads incurred caused the right main landing gear wheel and strut to fail.