Petition by all owners for road or area improvements

If a duly acknowledged petition is filed by all the owners and lessees of one hundred percent (100%) of the frontage to be assessed upon any public highway or of one hundred percent (100%) of the area of land to be assessed, designated by such persons as a proposed improvement district, requesting the type of improvements mentioned in Section 24-3.2, the Council shall proceed in the manner specified in such Section 24-3.2 and all the provisions therein shall be applicable; provided that "one hundred percent (100%)" shall be substituted wherever "sixty percent (60%)" appears, and that it will be unnecessary to give notice of the proposed improvements or call for a public hearing as provided in Section 24-3.1, and provided further that if all of such owners and lessees shall file a duly acknowledged written consent to the amount and apportionment of the proposed assessments, it shall be unnecessary to give the notice or to hold the hearing specified by Section 24-3.8 and the Council may immediately proceed to fix the assessments in the manner provided by Section 24-4.1.Any of the provisions of this Article may be waived in writing by the owner of all property in the district which is to be assessed, and by the Mayor if the County is to bear any of the costs of the improvements. Such a waiver must state the requirements of this Article which are being waived. No person shall be permitted to withdraw a written waiver once it has been submitted to the County Council for consideration. The authorization for such a waiver shall be contained within the ordinance establishing the District.