# roadfunctionvalue This code list is used in association with the Route Hierarchy attribute which is present within the Road Link Feature Type. The code list describes a classification of the road designed to give the most appropriate route. | Label | Definition | | -------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | A Road | A major road intended to provide large-scale transport links within or between areas. | | A Road Primary | A major road intended to provide the principal link between the most significant destinations in the country, as defined by the Department for Transport (DfT), and that is currently classified by the DfT as an A Road. | | B Road | A road intended to connect different areas, and to feed traffic between A roads and smaller roads on the network. | | B Road Primary | A major road intended to provide the principal link between the most significant destinations in the country, as defined by the Department for Transport (DfT), and that is currently classified by the DfT as a B Road. | | Local Access Road | A road intended for the start or end of a journey, not intended for through traffic but will be openly accessible. | | Local Road | A public road that provides access to land and / or houses, usually named with addresses. Generally, not intended for through traffic. | | Minor Road | A public road that provides interconnectivity to higher classified roads or leads to a point of interest. | | Motorway | A multi-carriageway public road connecting important cities. | | Restricted Local Access Road | A road intended for the start or end of a journey, not intended for through traffic and will have a restriction on who can use it. | | Restricted Secondary Access Road | A road that provides alternate / secondary access to property or land, not intended for through traffic and will have a restriction on who can use it. | | Secondary Access Road | A road that provides alternate / secondary access to property or land not intended for through traffic. | | Shared Use Road | A route through an area with little or no physical separation between the areas used by vehicles and those used by pedestrians. | --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.os.uk/osngd/code-lists/code-lists-overview/roadfunctionvalue.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.