If after notice given by the city to an owner, as described in§ 98.45 to make such repairs, or to properly safeguard such sidewalks, street, or alley, from such dangerous places, as named in §
98.30(A) in the manner and form as therein stated and such owner or owners shall fail, neglect, or refuse to make such repairs, or to properly safeguard such sidewalks, street, or alley against such dangerous places, and in the manner and form as stated in such section, or if the owner of such lot or part of lot, is a nonresident of the city, or cannot be found, then the city shall cause such sidewalks to be repaired, or to cause the same to be properly safeguarded, at the expense of the owner of such lot or part of lot, which costs shall be enforced and collected as provided in this subchapter.
