It runs from Manley Hot Springs to the Canada–United States border, passing through Fairbanks and Delta Junction.

This proposal was initiated after British Columbia renumbered a series of highways to British Columbia Highway 97 between the Canada–United States border at U.S. 97's northern terminus south of Osoyoos, and the border with the Yukon territory south of Watson Lake.

[4] A 500-mile (800 km) road reaching Nome in western Alaska has been proposed at various times.

[7][8] This price tag was higher than previously assumed and caused hesitation about the project.

[10] As of August 2015[update], no decisions have been made to start construction of additional sections.