The following feature classes are defined for the Transportation coverage:
| Feature Class | Description | 
| aerofacp | Airport Facilities Points | 
| rryardp | Railroad Yard Points | 
| transtrc | Transportation Structures Points | 
| mistranl | Miscellaneous Transportation Line Features | 
| railrdl | Railroads | 
| roadl | Roads | 
| traill | Trails and Tracks | 
| transtrl | Transportation Structures Lines | 
| transtxt | Transportation Coverage Text |