C1-6 C1-7 C1-8 C1-9 C2-6 C2-7 C2-8 C4-4D C4-5D C4-5X C4-6A C4-7A C5-1A C5-2A C6-2A C6-3A C6-3D C6-3X C6-4A C6-4X

In the districts indicated, and in C1 and C2 Districts mapped within R7-2, R7D, R7X, R8, R9 and R10 Districts, the provisions of Section 23-692 (Height limitations for narrow buildings or enlargements) shall apply to portions of buildings with street walls less than 45 feet in width.