Gross Dam Road and the top of Gap Road are dirt. 54 miles.

1. Boulder
2. Flagstaff Rd. & Gross Dam Rd.
3. Gross Dam Rd. & Crescent Park Dr.
4. Crescent Park Dr. & Coal Creek Cannyon
5. Coal Creek Canyon & Twin Spruce Rd.
6. Gap Rd. & Peak to Peak Hwy.
7. Nederland
8. Boulder