Structures shall not cover more than fifty (50) percent of the area of the lot on which they are situated. See also Larkspur Municipal Code Section 18.34.080, Preservation of Natural and Permeable Areas, for lots with an average slope of ten (10) percent or greater. (Ord. 1030 § 2(12), 2018; Ord. 953 § 1(30), 2007; Ord. 295 § 84, 1962)