(a) A box or other receptacle for the storage or receipt of bakery products shall be:
(1) constructed and placed to be free from contamination from streets, alleys, and sidewalks;
(2) raised at least 10 inches above the level of the street or sidewalk; and
(3) clean and sanitary.
(b) Bread may not be placed in a storage box with other food except other bakery products.
(c) A storage box shall be equipped with a private lock and shall be kept locked except when opened to receive or remove bakery products or when being cleaned.