Except as otherwise provided in Sections 17.12.080 and 17.12.090, the yard requirements in R-S districts shall be as follows, subject to the general provisions of Section 17.52.330:

    A.    Depth of front yard: not less than twenty (20) feet;

    B.    Depth of rear yard: not less than twenty (20) feet;

    C.    Width of side yard: not less than ten feet. (Prior gen. code § 8-28.6)