A. From and after the effective date of measure N, all property having an average natural slope of fifteen percent (15%) or more shall be limited in density to one dwelling unit per two (2) acres, except that all property having an average natural slope of thirty percent (30%) or more shall be limited to one dwelling unit per five (5) acres. Uses permitted on such properties shall conform to chapter 18.24 of this code, as revised March 2, 1987.
B. PRDs shall be allowed on lands affected by this section, but must conform to the following limitations:
1. Densities shall be no greater than those defined elsewhere in this section;
2. Projects shall conform to development standards in force on the effective date of measure N, without exception;
3. Projects shall be designed to preserve ridgelines and scenic vistas. (§ 4 of measure N, passed by voters 11-3-1987: § 11 of proposition R, passed by voters 11-7-1978)