🆕sideoflinkvalue

This page details upcoming data that will be provided for the new Side of Link Value Code List in the OS NGD from the end of September 2025 to give you early insight. This code list is currently not available through the live access services. The information on this page is as accurate as possible, but is subject to change before launch.

This code list is used in association with the Side Of Road and Side of Link attributes which are present within the Bus Lane and Cycle Lane Feature Types, respectively. The code list describes which side of the link the lane is located on.

Label	Definition
Centre	When the feature crosses over the link in relation to the direction of digitisation of the link.
Left	Left-hand side of the link in relation to the direction of digitisation of the link.
Right	Right-hand side of the link in relation to the direction of digitisation of the link.