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.
High Ridge is a census-designated place (CDP) in Jefferson County, Missouri, United States. The population was 4,598 in the 2007 estimated census. It was 4,236 at the 2000 census. At 927 feet (283 m) above sea level, High Ridge is the second highest point in Missouri. It is also home to Olympic triathlete Sarah Haskins, who competed in the 2008 Olympics in Beijing, China.