Except as otherwise specified in the case of a combining district, the minimum requirements for yards in R-1 districts shall be as follows, subject to the provisions of Section 17.52.330:

    A.    Depth of front yard: twenty (20) feet;

    B.    Depth of rear yard: twenty (20) feet;

    C.    Width of side yards: not less than five feet plus one foot for each full ten feet by which the median lot width exceeds fifty (50) feet up to a maximum requirement of ten feet, except that in every case the side yard on the street side of a corner lot shall have a width not less than ten feet. (Prior gen. code § 8-26.6)