In the event of any person neglecting or refusing to comply with the notice of the director of permits and code management or the orders of the chief of police to remove or abate a nuisance in a reasonable time, such nuisance may be abated or removed by the city at the expense of the party so refusing or neglecting. (Code 1953, § 11.3; Ord. No. G-90-38, § 1, 10-18-90)