A structure designed to shelter a single locomotive in the 1:87.1 ratio commonly used in model railroading is a miniature representation of railway infrastructure. This structure provides a realistic element for enthusiasts building and detailing their layouts. As an example, a modeler might use this structure to represent a small rural engine terminal or a facility for servicing a dedicated industrial switcher.
These structures are essential for creating believable and engaging model railroad scenes, contributing significantly to the overall realism and operational possibilities of a layout. Historically, prototype facilities provided maintenance and protection from the elements for locomotives; the scale model recreates this functionality, enhancing the narrative and historical accuracy of the miniature railway. They allow modelers to represent a specific era or region accurately.