Nonbuilding structure
A nonbuilding structure, also referred to simply as a structure, refers to any body or system of connected parts used to support a load that was not designed for continuous human occupancy. The term is used by architects, structural engineers, and mechanical engineers to distinctly identify built structures that are not buildings. Exceptions. Some structures that are occupied periodically and would otherwise be considered "nonbuilding structures" are categorized as "buildings" for life and fire safety purposes: