# NTSB investigations: Hughes 269C, 1986 NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB ATL87LA044](https://openairdocs.org/ntsb/ATL87LA044.md): Hughes 269C · Bowling Green, KY · Accident · No injuries · Limited investigation · Final report · Dec 14, 1986 · N7416F · Destroyed > While 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… - [NTSB CHI87MA053](https://openairdocs.org/ntsb/CHI87MA053.md): Hughes 269B · Cross Plaines, IN · Accident · 2 fatal · Major investigation · Final report · Dec 10, 1986 · N8982F · Destroyed > The 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… - [NTSB ATL87LA040](https://openairdocs.org/ntsb/ATL87LA040.md): Hughes 269C · Charlotte, NC · Accident · No injuries · Limited investigation · Final report · Dec 10, 1986 · N58188 · Substantial damage > While 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… - [NTSB ATL87LA023](https://openairdocs.org/ntsb/ATL87LA023.md): Hughes 269C · Eden, NC · Accident · No injuries · Limited investigation · Final report · Nov 19, 1986 · N9665F · Substantial damage > Pilot 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… - [NTSB FTW87LA008](https://openairdocs.org/ntsb/FTW87LA008.md): Hughes 269C · Monahans, TX · Accident · Minor injuries · Limited investigation · Final report · Oct 24, 1986 · N8970F · Destroyed > The 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… - [NTSB LAX86LA344](https://openairdocs.org/ntsb/LAX86LA344.md): Hughes 269C · Carlsbad, CA · Accident · No injuries · Limited investigation · Final report · Sep 11, 1986 · N58323 · Substantial damage > The 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… - [NTSB ATL86FA218](https://openairdocs.org/ntsb/ATL86FA218.md): Hughes 269C · Laurens, SC · Accident · No injuries · Field investigation · Final report · Aug 11, 1986 · N7442F · Destroyed > The 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… - [NTSB FTW86LA138](https://openairdocs.org/ntsb/FTW86LA138.md): Hughes 269C · Batesville, TX · Accident · No injuries · Limited investigation · Final report · Jul 25, 1986 · N99803 · Substantial damage > The 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… - [NTSB MIA86LA147](https://openairdocs.org/ntsb/MIA86LA147.md): Hughes 269C · Jacksonville, FL · Accident · No injuries · Limited investigation · Final report · May 4, 1986 · N8993F · Substantial damage > The 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. - [NTSB LAX86LA188](https://openairdocs.org/ntsb/LAX86LA188.md): Hughes 269 · Kahului, HI · Accident · Minor injuries · Limited investigation · Final report · Apr 23, 1986 · N9288F · Substantial damage > A 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 MIA86LA074](https://openairdocs.org/ntsb/MIA86LA074.md): Hughes 269C · Vero Beach, FL · Accident · No injuries · Limited investigation · Final report · Feb 12, 1986 · N58275 · Substantial damage > During 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… ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 ``` This list as a web page: https://openairdocs.org/ntsb?model=4470504&year=1986 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.