What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Aircraft departed 95th st heliport in response to a reported incident in the proximity of north ave beach @ approximately 41st and the lake. An eyewitness described seeing the tail rotor stop and start again, but intermittently. The aircraft then performed an autorotation to a park bordered by lake shore drive and the lake front. The aircraft landed to the northwest encountering a downward slope, the aircraft rolled and stopped on the top of the airframe. All crewmembers and passengers were able to exit the aircraft through the left cockpit door.
As the FAA filed it
(-23) AIRCRAFT DEPARTED 95TH ST HELIPORT IN RESPONSE TO A REPORTED INCIDENT IN THE PROXIMITY OF NORTH AVE BEACH @ APPROXIMATELY 41ST AND THE LAKE. AN EYEWITNESS DESCRIBED SEEING THE TAIL ROTOR STOP AND START AGAIN, BUT INTERMITTENTLY. THE AIRCRAFT THEN PERFORMED AN AUTOROTATION TO A PARK BORDERED BY LAKE SHORE DRIVE AND THE LAKE FRONT. THE AIRCRAFT LANDED TO THE NORTHWEST ENCOUNTERING A DOWNWARD SLOPE, THE AIRCRAFT ROLLED AND STOPPED ON THE TOP OF THE AIRFRAME. ALL CREWMEMBERS AND PASSENGERS WERE ABLE TO EXIT THE AIRCRAFT THROUGH THE LEFT COCKPIT DOOR.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.