The principles established shall be applied in establishing, setting and checking of grades for the construction of buildings in the Village in order to:
(a)   Eliminate, as much as practically possible, unnatural drainage onto adjoining property.
(b)   Reduce the amount of grading;
(c)   Minimize destruction of trees and topsoil;
(d)   Utilize natural contours to the extent possible so that land can be drained without excessive grading;
(e)   Preserve natural features to maintain interest in each neighborhood and to generate attractive building sites;
(f0   Eliminate the possibility of a nuisance; and
(g)   Preserve and maintain good aesthetic values.
      (1978 Code Sec. 1274.01)