NTSB investigations: Hughes 269C
13 cases on aircraft the registry lists as Hughes 269C, where the first occurrence was “Loss of engine power”. 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
| 1983 | 2 |
|---|---|
| 1986 | 1 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1995 | 1 |
| 1998 | 1 |
| 2001 | 1 |
| 2005 | 1 |
| 2007 | 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 ('4470504')
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\" = 350))
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 ('4470504')
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" = 350))
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 LAX07CA267Accident · Minor injuriesData collectionFinal reportHughes 269C · Ramona, CAa loss of engine power for undetermined reasons.NTSB DEN05FA080Accident · Serious injuriesField investigationFinal reportSchweizer 269C · Pueblo, COthe flight instructor's failure to maintain control of the helicopter during the attempted autorotation after the loss of engine power for reasons undetermined. Contributing factors include the flight instructor's improper preflight planning, the high density…NTSB FTW01LA205Accident · No injuriesLimited investigationFinal reportHughes 269-C · Lubbock, TXThe loss of engine power while maneuvering for undetermined reasons. A contributing factor was a malfunction of the spray system.NTSB FTW98LA084Accident · No injuriesLimited investigationFinal reportHughes 269C · Riviera, TXThe total loss of engine power due to a fatigue failure of the crankshaft for undetermined reason. A factor was the lack of suitable terrain for the forced landing.NTSB SEA95LA097Accident · Serious injuriesLimited investigationFinal reportHughes 269C · Lamont, WAUndetermined loss of engine power and an inadequate autorotation.NTSB ATL91FA120Accident · 1 fatalField investigationFinal reportHughes 269C · Blakely, GALoss of engine power for an undetermined reason, and failure of the instructor pilot (CFI) to follow procedures and maintain rotor RPM.NTSB FTW90LA074Accident · No injuriesLimited investigationFinal reportHughes 269C · Houma, LALoss of engine power for an unknown reason.NTSB BFO89LA054Accident · No injuriesLimited investigationFinal reportHughes 269C · Baltimore, MDThe pilot landed on unsuitable soft terrain which caused the landing skid to sink into the ground. This resulted in a landing skid overload failure and nose over of the helicopter. Contributing to the accident was the soft terrain.NTSB CHI88DEE07Accident · No injuriesFinal reportHughes 269C · Sandwich, ILThe plt rprtd that while he was conducting spraying opns, he noted a significant loss of eng power. He made a run-on landing in a bean field. As he landed, the left skid dug into a furrow & the helicopter rolled over. During the investigation, which included…NTSB ATL88LA215Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Lawrenceville, GAThe instructor reported that he initiated a sim engine failure during climb at about 100 ft AGL, as part of the recurrency flight. The pilot initiated an autorotation, at about 50 ft AGL, the rate of descent increased and the throttle was rolled in to arrest…NTSB LAX86LA188Accident · Minor injuriesLimited investigationFinal reportHughes 269 · Kahului, HIA Hughes 269 went out of control after turning left into a 20 kt tailwind condition. The plt indicated that the engine failed. The eng was run on a eng test stand and no deficientcies were found. A fuel sample was found to be within specified parameters. Ac…NTSB FTW84LA061Accident · No injuriesLimited investigationFinal reportHughes 269C · Freer, TXThe plt & 2 passengers were on a flt to look for deer in a pasture area. While in a turn after the last pass over the pasture, the eng lost power at aprx 150 ft AGL. The plt initiated an autorotative landing in an area of mesquite brush & bushes. He reported…NTSB FTW83FA343Accident · 1 fatalField investigationFinal reportHughes 269C · Houston, TXThe helicopter crashed in a relatively high speed descent while in a slight nose-low and left bank attitude. The acft had been circling at an alt of about 600 ft MSL awaiting clearance to land. The PIC in the left seat, who was not flying the acft, said he…