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.
Frederika is a city in Bremer County, Iowa, United States. The population was 199 at the 2000 census. It is named for Frederika Bremer, the Swedish poet, for whom the surrounding county was also named. Frederika is part of the Waterloo–Cedar Falls Metropolitan Statistical Area.