Section 686 Of Article 2. Permit Provisions From California Streets And Highways Code >> Division 1. >> Chapter 3. >> Article 2.

. The department shall approve any franchise submitted for approval pursuant to Section 683 or 684 unless the department finds on the facts of the particular case that the exercise of the privilege proposed to be granted is incompatible with the primary use of the freeway or other State highway for vehicular traffic or with its improvement to serve its primary use.