| Shouldered roadway sections: | ||
| Current ADT | Lane width | Shoulder width |
| 0 to 100 | 9 feet | 2 feet |
| 101 to 400 | 10 feet | 2 feet |
| 401 to 4000 | 10 feet | 2 feet |
| Over 4000 | 11 feet | 4 feet |
| Curbed roadway sections (minimum lane width): | ||
| Current ADT | Two-way undivided |
One-way & two-way divided |
| All | 10 feet | 9 feet |