Section 793 Of Article 2. Cooperative Highway Construction And Improvement From California Streets And Highways Code >> Division 1. >> Chapter 4. >> Article 2.

. All such surveys, plans, specifications, and estimates of cost shall be subject to the approval of the department. Upon such approval, a copy of the petition and approved documents shall be filed with the department, and with the clerk of the board of supervisors and the county recorder of each petitioning county.