Every interior wall, ceiling, door and floor or parts thereof shall be maintained in sound, condition and good repair, free of any holes, cracks, loose plaster or other interior defects that would provide access for insects or rodents. All interior surfaces shall be finished with wallpaper, paint or other accepted material so as to be easily cleanable, reasonably smooth, clean and tight. Floors shall also be reasonably true and level, free of any fixed irregular or broken surface material that would create a tripping hazard. (Ord. 166, 11/1/1965, Part V, §404, as added by Ord. 243, 2/3/1975, §1)