Interstate Highways (0)
| Primary Road |
Interstate, US, State, and County Roads (1)
|
| Primary Road |
| Secondary Road |
Roads (2)
|
| Primary Road |
| Secondary Road |
| Local Neighborhood Road, Rural Road, City Street |
| Vehicular Trail (4WD) |
|
| Ramp |
|
| Service Drive usually along a limited access highway |
| Walkway/Pedestrian Trail |
|
| Stairway |
|
| Alley |
|
| Private Road for service vehicles (logging, oil fields, ranches, etc.) |
|
| Internal U.S. Census Bureau use |
|
| Parking Lot Road |
|
| Bike Path or Trail |
|
| Bridle Path |
|
| Road Median |
|