Sec. 6-18. Conflicts; Specific Provision Of Chapter To Prevail:
   (a)   The building regulations adopted by reference in this article shall be construed as supplemental to and in addition to the provisions of this chapter.
   (b)   In the event of a conflict between the provisions of such adopted regulations and a specific provision of this chapter, the latter shall be followed. (1963 Code § 22.118)