36 CFR §212.2

1. (a)Travel management atlas. For each administrative unit of the National Forest System, the responsible official must develop and maintain a travel management atlas, which is to be available to the public at the headquarters of that administrative unit.
2. (b)Forest transportation atlas. A forest transportation atlas may be updated to reflect new information on the existence and condition of roads, trails, and airfields of the administrative unit. A forest transportation atlas does not contain inventories of temporary roads, which are tracked by the project or activity authorizing the temporary road. The content and maintenance requirements for a forest transportation atlas are identified in the Forest Service directives system.
3. (c)Program of work for the forest transportation system. A program of work for the forest transportation system shall be developed each fiscal year in accordance with procedures prescribed by the Chief.