Maximum coverage by structures in the R-R-A zone is ten percent (10%) of the lot area; provided legal, nonconforming lots of less than one acre in size are permitted to have the following lot coverage:
A. Thirty percent (30%) of the first fourteen thousand (14,000) square feet in area;
B. Twenty percent (20%) of the next additional twenty six thousand (26,000) square feet; and
C. Five percent (5%) of the next additional three thousand five hundred sixty (3,560) square feet. (Ord. 2190, 1992)