What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) The accident aircraft was being operated for instructional purposes, and the PIC instructor seated in the right seat was administering training to a non-seaplane rated private pilot who occupied the left seat. After multiple successful landings on lake Washington, the aircraft overturned for unknown reasons during crosswind landing practice while the student was manipulating the controls. Both pilots subsequently described the proper technique for executing a crosswind landing.
As the FAA filed it
(-23) THE ACCIDENT AIRCRAFT WAS BEING OPERATED FOR INSTRUCTIONAL PURPOSES, AND THE PIC INSTRUCTOR SEATED IN THE RIGHT SEAT WAS ADMINISTERING TRAINING TO A NON-SEAPLANE RATED PRIVATE PILOT WHO OCCUPIED THE LEFT SEAT. AFTER MULTIPLE SUCCESSFUL LANDINGS ON LAKE WASHINGTON, THE AIRCRAFT OVERTURNED FOR UNKNOWN REASONS DURING CROSSWIND LANDING PRACTICE WHILE THE STUDENT WAS MANIPULATING THE CONTROLS. BOTH PILOTS SUBSEQUENTLY DESCRIBED THE PROPER TECHNIQUE FOR EXECUTING A CROSSWIND LANDING.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.
Other reports on N9566L · 2
Matched to the same aircraft by N-number and date.