No person engaged in the business of outdoor advertising shall permit any refuse resulting from such business to accumulate anywhere in the Municipality, except by placing it in properly established refuse receptacles. No person shall permit any loose or flapping combustible materials to hang from or be attached to any billboard, signboard or other place used for display or advertising purposes. All refuse resulting from the operation of the business must be carefully gathered up and disposed of properly.
(1942 Code Chap. XLI, Art. V, Sec. 7)