The comprehensive plan shall be made with the general purpose of guiding and accomplishing a coordinated, adjusted and harmonious development of the city and its environs which will, in accordance with present and future needs, best promote the health, safety, morals, order, convenience, prosperity and general welfare, as well as efficiency and economy in the process of development, including, among other things, adequate provisions for traffic, the promotion of safety from fire and other dangers, adequate provisions for light and air, the promotion of healthful and convenient distribution of population, the promotion of good civic design and arrangement, and wise and efficient expenditure of public funds. (1986 Code)