If such nuisance is not completely abated by the owner as directed within the designated abatement period, then the city manager, or such other city official as may be designated by him/her, is authorized and directed to cause the same to be abated by city forces or private contract, and the city manager or his/her designated agent, is expressly authorized to enter upon said premises for such purpose. All expenses so incurred by the city in connection therewith shall be charged to and become an indebtedness of the owner of such structure or premises, as well as a lien upon the affected property, as elsewhere herein provided. (Ord. 355, 9-4-1979)