Any building or structure erected, constructed, enlarged, altered, repaired, moved, improved, removed, converted or demolished, equipped, used, occupied or maintained contrary to the provisions of this chapter shall be and the same is hereby declared to be unlawful and a public nuisance. Any failure, refusal or neglect to obtain a permit as required by this chapter shall be prima facie evidence that a public nuisance has been created in connection with the erection, construction, enlargement, alteration, repair, movement, improvement, removal, conversion or demolition, equipping, use, occupation or maintenance of a moved, improved, converted or demolished, equipped, used, occupied or maintained contrary to the provisions of this chapter. (Ord. 1644, § 2, 7/17/1984)