(a) The area required in a side or rear yard shall be open to the sky from the established grade or from the natural grade. Such area shall be unobstructed except for the ordinary projections of window sills, belt courses, cornices and other ornamental features to the extent of not more than eighteen inches, except that, within five feet of the street wall, a cornice may project not over three feet into such yard, and provided that if the building is not over two and one-half stories in height, the cornice may project not more than two and one-half feet into such yard.
(b) A building and any accessory building erected on the same lot shall, for the purpose of side and rear requirements, be considered as a single building.
(Ord. 9811. Passed 9-8-52.)