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NTSB investigations: Hughes 269C, 1986

11 cases on aircraft the registry lists as Hughes 269C. 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.

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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 year(c.\"eventDate\") = 1986
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
  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.

NTSB ATL87LA044Accident · No injuriesLimited investigationFinal reportHughes 269C · Bowling Green, KYWhile hovering in a grassy area near the hangar facility, the pilot experienced a complete loss of flight control. The helicopter struck the ground and sustained substantial damage. The helicopter component examination failed to disclose any system…Dec 14, 1986 · N7416F · DestroyedNTSB CHI87MA053Accident · 2 fatalMajor investigationFinal reportHughes 269B · Cross Plaines, INThe plt & observer were on a power line patrol flt. While proceeding southbound, they apchd an area were the lines were about 23 ft AGL & were crossed by another set of power lines, oriented in an east-west direction. The other power lines were about 45 ft…Dec 10, 1986 · N8982F · DestroyedNTSB ATL87LA040Accident · No injuriesLimited investigationFinal reportHughes 269C · Charlotte, NCWhile flying at 300' to 500' AGL on a cable patrol flt, the plt heard a loud loise. The rotor RPM started to decay & the eng RPM increased sharply. The plt initiated an autorotation to a parking lot, but had to maneuver to avoid trees & a vehicle. The…Dec 10, 1986 · N58188 · Substantial damageNTSB ATL87LA023Accident · No injuriesLimited investigationFinal reportHughes 269C · Eden, NCPilot related that he had placed the helicopter at triad for a 50 hour inspection. Aircraft reportedly defueled to dry tank. Six days later fuel truck log shows aircraft refueled with 23.2 gallons as payback. According to information furnished by owner and…Nov 19, 1986 · N9665F · Substantial damageNTSB FTW87LA008Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Monahans, TXThe acft was destroyed during a forced landing following a partial loss of pwr after liftoff from a trailer. The acft settled back down onto the front of the trailer and subsequently rolled over. The eng continued to run following the roll over. The plt…Oct 24, 1986 · N8970F · DestroyedNTSB LAX86LA344Accident · No injuriesLimited investigationFinal reportHughes 269C · Carlsbad, CAThe helicopter departed palomar airport (crq), Carlsbad, CA, on a local instructional flight and was the second flight for the dual student. After completing the flight lesson the student asked the CFI to demonstrate hovering. The CFI initiated an…Sep 11, 1986 · N58323 · Substantial damageNTSB ATL86FA218Accident · No injuriesField investigationFinal reportHughes 269C · Laurens, SCThe plt was flying an underground cable patrol at 500-600 ft AGL when the accident occurred. The plt reported pwr was set at 20' hg, 3,000 RPM when a 'very loud pop' was heard. The plt likened the sound to being hit by ground fire. The acft yawed and the eng…Aug 11, 1986 · N7442F · DestroyedNTSB FTW86LA138Accident · No injuriesLimited investigationFinal reportHughes 269C · Batesville, TXThe pilot experienced a partial power loss at 60 feet AGL. He made a hard landing in an open field causing the rotor blades to severe the tail boom on touchdown. On examination of the aircraft fuel system debris was found in the fuel strainer, causing fuel…Jul 25, 1986 · N99803 · Substantial damageNTSB MIA86LA147Accident · No injuriesLimited investigationFinal reportHughes 269C · Jacksonville, FLThe plt stated that as he was landing on a dolly, the helicopter experienced ground resonance & began to shake violently. It then rolled over on its side, causing the main rotor blades to strike the tail boom & the ground.May 4, 1986 · N8993F · Substantial damageNTSB 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…Apr 23, 1986 · N9288F · Substantial damageNTSB MIA86LA074Accident · No injuriesLimited investigationFinal reportHughes 269C · Vero Beach, FLDuring auto-rotation practice, the CFI passed control of the helicopter to the student plt. At aprx 10 ft above the ground, the CFI attempted to apply corrective action when it became apparent that the acft was going to make a hard landing. The attempt was…Feb 12, 1986 · N58275 · Substantial damage