What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Video recording of the accident in flight documented the aerobatic maneuvering that led to a loss of control, and a subsequent stall-spin accident. Field investigation revealed unairworthy condition of wing fabric with significant indications of failure. Fuel was present in the carburetor. Propeller indicates that the powerplant was not making power at the time of the accident. Aircraft impacted terrain from a vertical plunge with the aft end of the aircraft first. Pilot was found four feet from wreckage with indications that he impacted the snow and terrain from a vertical direction.
As the FAA filed it
VIDEO RECORDING OF THE ACCIDENT IN FLIGHT DOCUMENTED THE AEROBATIC MANEUVERING THAT LED TO A LOSS OF CONTROL, AND A SUBSEQUENT STALL-SPIN ACCIDENT. FIELD INVESTIGATION REVEALED UNAIRWORTHY CONDITION OF WING FABRIC WITH SIGNIFICANT INDICATIONS OF FAILURE. FUEL WAS PRESENT IN THE CARBURETOR. PROPELLER INDICATES THAT THE POWERPLANT WAS NOT MAKING POWER AT THE TIME OF THE ACCIDENT. AIRCRAFT IMPACTED TERRAIN FROM A VERTICAL PLUNGE WITH THE AFT END OF THE AIRCRAFT FIRST. PILOT WAS FOUND FOUR FEET FROM WRECKAGE WITH INDICATIONS THAT HE IMPACTED THE SNOW AND TERRAIN FROM A VERTICAL DIRECTION.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.