(a) Every proprietor of a public eating place shall provide and maintain in a suitable location a sufficient number of garbage containers of watertight construction made of nonabsorbent material and provided with handles and close-fitting covers and all garbage shall be kept therein, pending its removal and disposal. Filled garbage containers shall not be allowed to remain in any room where food is prepared or eaten.
(b) All doors, windows and other openings of any public eating or drinking place shall be provided with screens or netting so constructed and maintained as to prevent the ingress of flies or other insects. (1944 Code Ch. 13 §24.)