Every floor, interior wall, and ceiling shall be adequately protected against the passage and harborage of vermin and rodents, and shall be kept in sound condition and good repair. Every floor shall be free of holes and cracks. Every floor shall be free of loose, warped, protruding or rotting floorboards. Every interior wall and ceiling shall be free of holes and large cracks and shall be maintained in a tight weatherproof condition. Every interior wall and ceiling shall be free of loose plaster or other structural material. Plaster, paint, and all other surface materials shall be of such character as to be easily cleanable, and shall be reasonably smooth, clean, and tight.
(Prior Code, § 157.009)