NTSB investigations: Jacobs R755B series
22 cases on aircraft whose registry engine model is Jacobs R755B series, where the first occurrence was “Loss of control - on ground/water”. 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
| 1985 | 1 |
|---|---|
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1993 | 1 |
| 1994 | 2 |
| 1995 | 1 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2003 | 1 |
| 2004 | 3 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 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.engine_model_code IN ('35007')
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\" = 260))
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 ('35007')
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" = 260))
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 ATL07CA114Accident · No injuriesData collectionFinal reportWaco Classic YMF-5 · Nantucket, MAThe pilot's failure to maintain control of the airplane during takeoff roll, which resulted in an on ground collision with an airport sign.NTSB LAX07CA124Accident · No injuriesData collectionFinal reportWaco Classic YMF-F5C · Stuart, FLThe pilot's failure to maintain directional control during takeoff.NTSB LAX06CA195Accident · No injuriesData collectionFinal reportWaco Classic YMF 5C · Holbrook, AZthe pilot's inadequate compensation for the crosswind condition and failure to maintain directional control of the airplane during landing, which resulted in a ground loop.NTSB LAX06CA078Accident · No injuriesData collectionFinal reportWaco YMF-5C · Lihue, HIthe pilot's inadequate compensation for the crosswind condition and failure to maintain directional control of the aircraft on landing.NTSB LAX05CA052Accident · No injuriesData collectionFinal reportClassic Waco YMF · Santa Barbara, CAThe pilot's inadequate compensation for the wind conditions and failure to maintain directional control during landing rollout, which resulted in a ground loop.NTSB NYC04CA190Accident · Serious injuriesData collectionFinal reportClassic Waco YMF · Bar Harbor, METhe pilot's inadequate compensation for wind conditions. A factor was the crosswind.NTSB CHI04CA179Accident · No injuriesData collectionFinal reportWaco YMF-FSC · Lansing, ILThe pilot's inadequate compensation for wind conditions and his failure to maintain directional control. The crosswind and the ditch were contributing factors.NTSB MIA04CA034Accident · No injuriesData collectionFinal reportWaco 4MF 5 · Marathon, FLThe pilot's loss of directional control during landing rollout in a crosswind resulting in the airplane ground looping and incurring damage to the left wing.NTSB FTW01LA105Accident · No injuriesLimited investigationFinal reportCessna 195B · Conroe, TXthe pilot's failure to compensate for the wind conditions during takeoff, which resulted in a ground loop.NTSB CHI99LA199Accident · No injuriesLimited investigationFinal reportBoeing Stearman B75N1 · Kalamazoo, MIThe pilot's failure to maintain directional control of the airplane during landing. A factor was the variable wind condition.NTSB LAX98LA069Accident · No injuriesLimited investigationFinal reportCessna 195A · Tucson, AZThe student's inadequate compensation for the wind conditions and his failure to maintain directional control. Factors in this accident were the inadequate supervision of the flight by the flight instructor, and the student's failure to relinquish the…NTSB CHI97LA170Accident · No injuriesLimited investigationFinal reportWaco YMF · Longville, MNfailure of the pilot to maintain directional control of the airplane. Factors relating to the accident were: the gusty wind condition and the ditch.NTSB NYC97LA110Accident · No injuriesLimited investigationFinal reportWaco YMF · Ocean City, MDThe pilot's failure to maintain directional control and his improper compensation for the wind conditions. Contributing factors were the lack of recent experience in the airplane, and gusty wind conditions.NTSB FTW95LA403Accident · No injuriesLimited investigationFinal reportCessna 195 · Moriarty, NMthe pilot's inadequate compensation for the winds. A factor was the crosswind.NTSB NYC94LA177Accident · No injuriesLimited investigationFinal reportCessna 195 B · Richmond, VAThe pilot's failure to maintain directional control which resulted in a ground loop. Contributing factors are excessive airspeed, fatigue, and improper recovery from a bounced landing.NTSB CHI94LA192Accident · No injuriesLimited investigationFinal reportClassic YMF-5 · Noblesville, INthe pilot's excessive use of brakes. Factors related to the accident were the crosswind and the pilot's inadequate compensation for the wind conditions.NTSB LAX93LA205Accident · No injuriesLimited investigationFinal reportCessna 195B · Placerville, CAThe unreliability of the normal brake system and the leaking master cylinderNTSB CHI91LA277Accident · No injuriesLimited investigationFinal reportClassic YMF5 · Hart, MIFailure of the pilot to maintain directional control of the airplane during a takeoff ground run.NTSB MIA90LA098Accident · Minor injuriesLimited investigationFinal reportWaco YMF-5 · Marathon, FLFailure of the pilot to maintain directional control during takeoff, which resulted in an inadvertent ground swerve. Factors related to the accident were: the crosswind, the pilot's excessive compensation for the wind condition, and his lack of experience in…NTSB MIA90IA020Incident · No injuriesIncident investigationFinal reportClassic YMF-5 · Marathon, FLThe pilot's incorrect elevator control while taxiing with a quartering tailwind. Contributing to the incident was the tailwind condition.NTSB DEN88LA173Accident · Serious injuriesLimited investigationFinal reportCessna 195B · Watkins, COThe new owner of the acft was receiving flt training from an instructor (CFI) & they were practicing landings. Drg a landing roll-out, the acft began to veer to the right. The CFI took the controls to avoid running off the rwy, then took off & flew another…NTSB CHI85LA111Accident · No injuriesLimited investigationFinal reportCessna 195B · Galena, OHThe acft nosed over when the main lndg gear hit a snowbank during lndg. Te plt stated that he had a x-wind from the rt side. He allowed the acft to drift left into the snow.