A.
Establishment of grades. The grade of all streets, alleys and sidewalks shall be established by resolution by the Common Council and the same recorded by the City Clerk-Treasurer in his office. No street, alley or sidewalk shall be worked until the grade thereof is established.
B.
Alteration of grade prohibited. No person shall alter the grade of any street, alley, sidewalk or public ground or any part thereof in the City of Montello by any means whatsoever unless authorized or instructed to do so by the Common Council or the Director of Public Works. All such alterations of grade shall be recorded in the office of the City Clerk-Treasurer or the officer authorizing the alteration.