[Gen. Ords. 1962, § 13-17]
When an opening is made in a street for which a permit is required by section 13-51 of this Code, the portion of the street so opened shall be restored to a condition satisfactory to the director of public works and forestry and shall be kept in such condition thereafter, and if not so restored and maintained by the person performing the work, the director of public works and forestry shall cause the same to be done at the expense of such person.