(1) After the work is done and the actual cost determined, the city manager or the water commission shall prepare the proposed assessments to the respective lots within the assessed district and file them in the office of the recorder. Notice of the proposed assessment shall then be mailed to the owner of each lot proposed to be assessed not less than ten days prior to the last day for filing written objections. The notice shall state the amount of the assessment proposed on the property, the date of the final hearing and shall specify a date by which written objections shall be filed with the recorder.

(2) Written objections and supporting documents must be filed in fifteen copies not later than 5:00 pm on Friday of the week prior to the hearing. Objections filed shall state the grounds for the objection. At the final hearing, the council shall consider the objections and may adopt, correct, modify or revise the proposed assessments and shall by ordinance finally determine the amount of the assessment to be charged against each lot within the area according to the special benefit accruing to it from the improvement and shall levy the final assessments.