Adequate facilities shall be provided for the orderly storage of employees’ clothing and personal belongings. Where employees routinely change clothes within the establishment, one or more dressing rooms or designated areas shall be provided for this purpose. Such designated areas shall be located outside of the food preparation, storage and serving areas, and the utensil washing and storage areas; provided, that when approved by the health officer such an area may be located in a storage room where only completely packaged food is stored. Designated areas shall be equipped with adequate lockers, and lockers or other suitable facilities shall be provided in dressing rooms. Dressing rooms and lockers shall be kept clean. (1961 code § 6.06.170.)