What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
During cbp us government law enforcement activity (patrol), the pilot landed on a ridge to investigate a possible suspect device. After he exited the helicopter and began walking toward the device, the rocky terrain shifted under the weight of the aircraft and while at idle, the blades impacted terrain and the aircraft rolled over. Damage included substantial damage to main rotor blades (3 ea) front windshield, and further damage to fuselage and right horizontal stab.
As the FAA filed it
DURING CBP US GOVERNMENT LAW ENFORCEMENT ACTIVITY (PATROL), THE PILOT LANDED ON A RIDGE TO INVESTIGATE A POSSIBLE SUSPECT DEVICE. AFTER HE EXITED THE HELICOPTER AND BEGAN WALKING TOWARD THE DEVICE, THE ROCKY TERRAIN SHIFTED UNDER THE WEIGHT OF THE AIRCRAFT AND WHILE AT IDLE, THE BLADES IMPACTED TERRAIN AND THE AIRCRAFT ROLLED OVER. DAMAGE INCLUDED SUBSTANTIAL DAMAGE TO MAIN ROTOR BLADES (3 EA) FRONT WINDSHIELD, AND FURTHER DAMAGE TO FUSELAGE AND RIGHT HORIZONTAL STAB.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.