The framework's transportation data include the following major common features of transportation networks and facilities.

Features Include: Roads -- centerlines, feature identification code (using linear referencing systems where available), functional class, name (including route numbers), and street address ranges; trails -- centerlines, feature identification code (using linear referencing systems where available), name, and type; railroads -- centerlines, feature identification code (using linear referencing systems where available), and type; airports and ports -- feature identification code and name; and bridges and tunnels -- feature identification code and name.

Links to Projects and Data Sites