B2117 is a designation for a specific road or route, often used in the context of transportation and navigation. It typically refers to a local or regional road that connects various towns or areas, facilitating travel and commerce. The number itself is part of a larger system of road classifications that help in identifying and organizing road networks. In some regions, roads like B2117 may be part of a broader network that includes A roads and B roads, which are categorized based on their importance and traffic volume. These roads are essential for local connectivity and can vary in terms of surface quality and traffic regulations.