(1) It is the object of this chapter to encourage local units of government to improve the present health, safety, convenience, and welfare of their citizens and to plan for the future development of their communities to the end that highway systems be carefully planned; that new community centers grow only with adequate highway, utility, health, educational, and recreational facilities; that the needs of agriculture, industry, and business be recognized in future growth; that residential areas provide healthy surroundings for family life; and that the growth of the community be commensurate with and promotive of the efficient and economical use of public funds.
(2) In accomplishing this objective, it is the intent of this chapter that the planning board shall serve in an advisory capacity to presently established boards and officials.