Cases involving individuals who have been injured in crashes and collisions involving helicopters. A Helicopter Accident is an occurrence associated with the operation of an aircraft which takes place between the time any person boards the helicopter with the intention of flight and all such persons have disembarked, in which a person is fatally or seriously injured, the aircraft sustains damage or structural failure and/or the aircraft is missing or is completely inaccessible.
Grouse Creek (also Cookesville) is an unincorporated community in the nearly-unpopulated northwestern region of Box Elder County, Utah, United States, near the Idaho and Nevada borders. It lies along unpaved roads north of State Route 30 in the Grouse Creek Mountains. Its elevation is 5,331 feet (1,625 m), and it is located at 41°42′34″N 113°53′0″W / 41.70944°N 113.883333°W / 41.70944; -113.883333 (41.7093642, -113.8833441). Although it is unincorporated, it has a post office, with the ZIP code of 84313. Grouse Creek was first settled in 1876.