Hughes TH-55
NTSB investigations · 18
Matched to the registry by N-number and event date, newest first.
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.aircraft_model_code IN ('4471002')
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('4471002')
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 GAA19CA168Accident · No injuriesData collectionFinal reportHughes TH 55 · Keene, NHThe helicopter’s collision with a bird during cruise flight.NTSB GAA15CA061Accident · Minor injuriesData collectionFinal reportHughes TH 55 · Morganton, NCThe flight instructor's delayed flare during a simulated auto rotation, which resulted in a tail rotor strike and rollover.NTSB ERA12CA357Accident · No injuriesData collectionFinal reportHughes TH-55 · Pittsfield, PAThe student pilot's failure to maintain helicopter control during an encounter with loss of tail rotor effectiveness.NTSB LAX08TA116Accident · No injuriesFinal reportHughes TH-55 · Logan, UTThe pilot's inadequate compensation for the wind conditions and failure to maintain control of the helicopter while hovering. Contributing to the accident were the wind gusts and the pilot's lack of recent experience in helicopters.NTSB MIA07CA103Accident · Serious injuriesData collectionFinal reportHughes 269A · Las Piedras, PRThe failure of the non-certificated pilot to maintain a proper rate of descent during the autorotative landing following a reported loss of engine power for undetermined reasons, resulting in a hard landing.NTSB IAD05LA075Accident · Minor injuriesLimited investigationFinal reportHughes TH-55 · Paintsville, KYthe pilot's inadvertent encounter with ground resonance which resulted in destruction of the helicopter.NTSB ATL05CA089Accident · Minor injuriesData collectionFinal reportHughes TH-55 · Cornelia, GAThe pilot's failure to maintain adequate object clearance, which resulted in the in-flight collision with terrain, and the subsequent rollover.NTSB ATL01TA081Accident · No injuriesFinal reportHughes TH-55 · Midway, GAThe loss of engine power for undetermined reasons. A factoe was the lack of suitable terrain upon which an emergency landing could be made, which resulted in a rollover upon touchdown in a marshy area.NTSB MIA00LA097Accident · No injuriesLimited investigationFinal reportHughes TH-55 · Odessa, FLThe pilot's improper use of flight controls (cyclic and col lective) during a autorotation resulting in a hard landing and subsequent roll over.NTSB IAD98LA057Accident · No injuriesLimited investigationFinal reportHughes 269A · Alexandria Bay, NYFailure of the pilot to maintain rotor rpm during practice autorotation, and the flight instructor's inadequate supervision.NTSB ATL98LA021Accident · No injuriesLimited investigationFinal reportHughes TH-55 · Bushnell, FLThe pilot's failure to maintain clearance from the trees during a hover. A factor was the pilot's diverted attention.NTSB MIA97LA103Accident · Serious injuriesLimited investigationFinal reportHughes TH-55 · Cullman, ALa loss of engine power for undetermined reasons and the pilot-in-command's failure to maintain control of the helicopter. Factors in this accident were: an improper autorotation as a result of improper collective use and resulting failure to maintain main…NTSB FTW94LA253Accident · No injuriesLimited investigationFinal reportHughes 269A · Leander, LAInadequate maintenance and a fatigue failure of a #1 cylinder connecting rod bolt. A factor was the lack of suitable terrain available to the pilot for a forced landing.NTSB CHI94LA131Accident · No injuriesLimited investigationFinal reportCessna 172 · Edina, MOthe pilot in commands' failure to obtain obstruction clearance from trees during a visual takeoff from a short, soft, wet field in instrument meteorological conditions. A factor was the pilot in commands' misjudgment of the takeoff climb performance of the…NTSB CHI91TL#04Accident · Minor injuriesClass 3Final reportHughes TH-55A · Roseau, MNNTSB DEN91T#A01Accident · 2 fatalClass 3Final reportHughes TH-55 · Traskwood, ARNTSB ATL90TL#02Accident · 1 fatalClass 3Final reportHughes TH-55 · Brantley, ALNTSB MIA90TL#04Accident · Minor injuriesClass 3Final reportHughes TH-55 · Isle Of Capri, FL
Back to Hughes TH-55