Interpretation. Where due to the scale, lack of detail, or illegibility of the official Bosque Farms Zone Map there is any uncertainty, contradiction, or conflict as to the intended location of any zone district boundaries shown therein, interpretations concerning the exact location of zone district boundary lines shall be determined by the Commission upon written request. Contiguous zone districts along frontage of a public right-of-way shall automatically extend to the center line upon vacation from public use of said right-of-way.