An attached sign may project over a public right-of-way a distance of not more than four feet; provided, however, no attached projecting sign shall have an over-all horizontal length in excess of nine feet. This regulation shall apply to all attached signs except those placed flat against a building, which are regulated by Sections 15.148.280 and 15.148.460 of this chapter, except as may otherwise be provided in this chapter. (Ord. 2016-0010 § 21; prior code § 3.05.098)