For the purpose of this article, the following definitions shall apply.
BUSINESS BUILDING. Any structure, whether public or private, regardless of the type of material used in its construction, located within the boundaries of the city, that is adopted to the occupancy for transaction of business, whether vacant or occupied, for the rendering of professional services, for the display, sale or storage of goods, wares or merchandise, or for the performance of work or labor, including hotels, rooming houses, beer taverns, office buildings, public buildings, churches, stores, markets, restaurants, grain elevators and abattoirs, warehouses, workshops and factories.
OPENING. Any opening in the foundation, sides or walls of any business building, including the roof, chimney, eaves, grills, windows, sidewalk grates and sidewalk elevators, through which a rat may enter.
PREMISES. Include all business buildings, sheds, barns, garages, docks, grain elevators and abattoirs, whether public or private, and any and all other structures used in connection with the operation of any business building, as herein defined.
RAT HARBORAGE. Any condition found to exist under which rats may find shelter or protection, and shall include any defective construction which would permit the entrance of rats into any business building.
RAT STOPPAGE. Any feasible form of ratproofing designed to prevent the ingress or egress of rats into or out of any business building. It is essentially the closing or protecting of all openings in exterior walls and foundations, or the grates in any sidewalk of business buildings, with ratproofing materials installed in such a manner as to prevent rats from gaining entrance.
(1964 Code, § 19-351)