A six-foot-high minimum solid masonry wall subject to the provisions of CVMC 19.58.150 shall be erected along the property line or zoning boundary to separate any C or I zones and/or uses from adjacent residential zones. A six-foot-high maximum solid fence shall be erected along the property line or zoning boundary to separate multiple-family zones and/or uses from abutting single-family residential zones or areas. Said wall or fence may be waived by the Zoning Administrator if it is found that the adjacent areas would be sufficiently screened and protected without said wall or fence. (Ord. 3153 § 2 (Exh. A), 2010; Ord. 1356 § 1, 1971; Ord. 1212 § 1, 1969; prior code § 33.901(B)(36)).