Construction update as of 9/14/18: All of the roadway work is complete. There is ongoing work on the new Forest Service Trailhead.
Work consists of maintenance improvements such as a pavement overlay; new and replacement barrier and guardrail installations; new and replacement concrete curb installations; minor reconstruction of curve locations; pipe replacements; signage improvements; installation of snow pole markers; and paving, widening, and improving turnout locations. Work also includes construction of a new trailhead, parking facility, and other amenities for the Boise National Forrest.
This work will occur from Milepost 9 (the Ada County/Boise County line) to Milepost 16.2 (the Bogus Basin Recreation Area).