The Legislature recognizes that the dynamic growth of this State will require periodic review of the California Freeway and Expressway System. The Legislature recognizes further that all highway planning and construction work should be correlated with a plan to provide a comprehensive system of access-controlled freeways and expressways throughout the State, and that the California Freeway and Expressway System established by this article has been selected and developed as a result of scientific studies by all levels of government in the State of California.