4-3-4: GRADING OF RESTAURANTS:
   A.   Standards For Grading: The grading of all restaurants shall be based upon the following standards:
      1.   Grades A And B: All grade A restaurants shall comply with all of the following items of sanitation:
Item 1: The floors of all rooms in which food or drink is stored, served or prepared, or in which utensils are washed, shall be of such construction as to be easily cleaned, shall be smooth, and shall be kept clean and in good repair.
Item 2: Walls and ceilings of all rooms shall be kept clean and in good repair. All walls and ceilings of rooms in which food or drink is prepared shall be finished in light color. The walls of all rooms in which food or drink is prepared or utensils are washed shall have a smooth washable surface up to the level reached by splash or spray.
Item 3: When flies are prevalent, all openings into the outer air shall be effectively screened and doors shall be outward opening and self-closing, unless other effective means are provided to prevent entrance of flies.
Item 4: All rooms in which food or drink is prepared or in which utensils are washed shall be well lighted.
Item 5: All rooms in which food or drink is stored, prepared or served, or in which utensils are washed, shall be well ventilated.
Item 6: Every restaurant shall be provided with adequate and conveniently located toilet facilities for its employees, conforming with the regulations of the City and the laws of the State. Toilet rooms shall not open directly into any room in which food or drink or utensils are handled or stored. The doors of all toilet rooms shall be self-closing. Toilet rooms shall be kept in a clean condition, in good repair, and well lighted and ventilated. Signs directing the washing of hands shall be posted in each toilet room used by employees. In case privies or earth closets are permitted and used, they shall be separate from the restaurant building, and shall be of a sanitary type constructed and operated in conformity with the standards of the State Health Department.
Item 7: The water supply shall be easily accessible to all rooms in which food is prepared or utensils are washed, and shall be adequate and of a safe, sanitary quality.
Item 8: Adequate and convenient hand washing facilities shall be provided, including warm water, soap and approved sanitary towels. The use of a common towel is prohibited. No employee shall resume work after using the toilet room without first washing his hands.
Item 9: All multi-use utensils and all display cases or windows, counters, shelves, tables, refrigerating equipment, sinks and other equipment or utensils used in connection with the operation of a restaurant shall be so constructed as to be easily cleaned and shall be kept in good repair.
Item 10: All equipment, including display windows or cases, counters, shelves, tables, refrigerators, stoves, hoods and sinks, shall be kept clean and free from dust, dirt, insects and other contaminating material. All cloths used by waiters, chefs and other employees shall be clean. Single service containers shall be used only once. All multi-use eating and drinking utensils shall be thoroughly cleaned with an approved detergent and effectively subjected to an approved bactericidal process after one usage. All multi-use utensils used in the preparation or serving of food and drink shall be thoroughly cleaned and effectively subjected to an approved bactericidal process immediately following the day's operation. Drying cloths, if used, shall be clean and shall be used for no other purpose.
Item 11: After bactericidal treatment, no utensil shall be stored except in a clean, dry place protected from flies, dust or other contamination, and no utensils shall be handled except in such a manner as to prevent contamination as far as practicable. Single service utensils shall be purchased only in sanitary containers, shall be stored therein in a clean, dry place until used and shall be handled in a sanitary manner.
Item 12: All wastes shall be properly disposed of, and all garbage and trash shall be kept in suitable receptacles as provided by this Code in such manner as not to become a nuisance.
Item 13: All readily perishable food or drink shall be kept at or below fifty degrees Fahrenheit (50°F), except when being prepared or served. Wastewater from refrigeration equipment shall be disposed of.
Item 14: All food and drink shall be wholesome and free from spoilage. All milk, fluid milk products, ice cream and other frozen desserts served shall be from sources approved by the Health Officer. Milk and fluid milk products shall be grade A. Milk and fluid milk products shall be served in the original containers in which they were received from the distributor; provided, that this requirement shall not apply to cream, which may be served from the original or from a dispenser approved for such service. All oysters, clams and mussels shall be from approved sources.
Item 15: All food and drink shall be so stored and displayed as to be protected from dust, flies, vermin, unnecessary handling, droplet infection, overhead leakage and other contamination. No live animals or fowl shall be kept or allowed in any room in which food or drink is prepared or stored. All means necessary for the elimination for flies shall be used.
Item 16: All employees shall wear clean outer garments and shall keep their hands clean at all times while engaged in handling food, drink, utensils or equipment.
Item 17: The premises of all restaurants shall be kept clean and free of litter or rubbish. None of the operations connected with a restaurant shall be conducted in any room used as living or sleeping quarters. Adequate lockers or dressing rooms shall be provided for employees' clothing and shall be kept clean. Soiled linens, coats and aprons shall be kept in containers provided for that purpose.
Item 18: Grade B restaurants are those which fail to comply with item 1, 2, 4, 5 or 17 of this subsection, but which conform with all other items of sanitation required for grade A restaurants.
      2.   Grade C: Grade C restaurants are those which fail to comply with either the grade A or grade B requirements. (1952 Code § 8-05-07)
   B.   Grade A Or B Required; Temporary For Grade C; Revocation: No restaurant shall be operated within the City, unless it conforms with the grade A or grade B; provided, that when any restaurant fails to qualify for any of these grades, the Health Officer is authorized to revoke the permit or in lieu thereof, the Health Officer may degrade the restaurant to a grade C restaurant and permit its operation during a temporary period of and not exceeding thirty (30) days. (1952 Code § 8-05-08)
   C.   Regrading: Any restaurant, the grade of which has been lowered and grade displays changed accordingly, or the permit of which has been suspended, may at any time make application for regrading or reinstatement of the permit. Within one week after the receipt of a satisfactory application, accompanied by a statement signed by the applicant to the effect that the violated item or items of the qualifications or specifications have been conformed with, the Health Officer shall make a reinspection, and thereafter as many additional reinspections as he may deem necessary to assure himself that the applicant is again complying with the higher grade requirements, and, in case the findings indicate compliance, shall award the higher grade and/or reinstate the permit. (1952 Code § 8-05-09)
   D.   Display Of Grade Required: Every restaurant shall display at all times in a conspicuous public place designated by the Health Officer, a notice approved by the Health Officer, stating the grade of the establishment. (1952 Code § 8-05-03)