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.
West Mifflin is a borough in Allegheny County, Pennsylvania, United States, located southeast of downtown Pittsburgh. The population was 22,464 at the 2000 census. Although the borough is heavily residential, it is home to one of America's oldest traditional amusement parks, Kennywood Park; the fourth largest shopping mall in the region, Century III; a nuclear research and development facility, Bettis Atomic Power Laboratory; monorail manufacturer Bombardier; P.J. Dick Trumbull-Corporation; US Steel's Irvin Plant; Community College of Allegheny County's South Campus; the Allegheny County Airport, and various other businesses and industries.