Any person who wilfully or carelessly obstructs of injures any public street or alley by causing or permitting the flow of seepage water thereon; or who wilfully or carelessly permits water under such person's control to escape in any manner so as to injure any public street or alley or form any stagnant pool thereon, or any person who shall wilfully or carelessly place and leave or cause to be placed or left any lot, timber, stone, snow, ice or other material or any machinery or vehicle upon any public street of the city, in such a way as to obstruct the travel or impair the use of such street, or to endanger persons passing or property upon such street, shall be deemed guilty of a misdemeanor. (1989 Code: prior code § 15-2-14)