The purpose of this chapter is to promote and protect the public health, welfare and safety by regulating existing and proposed outdoor advertising, outdoor advertising signs and outdoor signs of all types. It is intended to protect property values, create a more attractive economic and business climate, enhance and protect the physical appearance of the community, and preserve the scenic and natural beauty of designated areas. It is further intended to reduce sign or advertising distractions and sight obstructions that may contribute to traffic accidents, reduce hazards that may be caused by signs overhanging or projecting over public rights-of-way, provide more open space and curb the deterioration of the natural environment and enhance community development.