What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Aircraft departed from rest area at mile 119 on glenn highway with 5 s.o.b. a driver on the highway, going toward glennallen, reported the weather as no precipitation and the ceiling as indeterminate but aircraft never entered the clouds. Witness said the aircraft was paralleling the road about a mile from it, coming towards him, andhe observed the aircraft execute a hard r/h turn and disappear behind trees into a ravine. He saw no evidence that the aircraft crashed but thought at the time it appeared to be an odd manuever. Aircraft impacted an approximately 45 degree slope. The aircraft came down and to the right very fast and hard. It was a very high g force impact. Aircraft appeared to have a low rotor RPM when it contacted the hill side.
As the FAA filed it
(-23) AIRCRAFT DEPARTED FROM REST AREA AT MILE 119 ON GLENN HIGHWAY WITH 5 S.O.B. A DRIVER ON THE HIGHWAY, GOING TOWARD GLENNALLEN, REPORTED THE WEATHER AS NO PRECIPITATION AND THE CEILING AS INDETERMINATE BUT AIRCRAFT NEVER ENTERED THE CLOUDS. WITNESS SAID THE AIRCRAFT WAS PARALLELING THE ROAD ABOUT A MILE FROM IT, COMING TOWARDS HIM, ANDHE OBSERVED THE AIRCRAFT EXECUTE A HARD R/H TURN AND DISAPPEAR BEHIND TREES INTO A RAVINE. HE SAW NO EVIDENCE THAT THE AIRCRAFT CRASHED BUT THOUGHT AT THE TIME IT APPEARED TO BE AN ODD MANUEVER. AIRCRAFT IMPACTED AN APPROXIMATELY 45 DEGREE SLOPE. THE AIRCRAFT CAME DOWN AND TO THE RIGHT VERY FAST AND HARD. IT WAS A VERY HIGH G FORCE IMPACT. AIRCRAFT APPEARED TO HAVE A LOW ROTOR RPM WHEN IT CONTACTED THE HILL SIDE.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.