Traffic Volume (Average Daily Traffic) (0)
| Very Low (<400) |
| Low (>400 to 2,000) |
| Light (>2,000 to 10,000) |
| Busy (>10,000 to 25,000) |
| Very Busy (>25,000) |
Pavement Type (1)
| A Asphalt |
| C Concrete |
| U Unpaved |
Posted Speed Limit (2)
| Less than 30 MPH |
| 30 MPH |
| 35 MPH |
| 40 MPH |
| 45 MPH |
| 50 MPH |
| 55 MPH |
Surface Condition (3)
| Excellent (9 - 10) |
| Good (7 - 8) |
| Fair (6) |
| Poor (0 - 5) |
Shoulder Width (4)
| 0 ft |
| 1 ft |
| 2 ft |
| 3 ft |
| 4 ft |
| 5 ft |
| 6 ft |
| 7 ft |
|
| 8 ft or greater |
|