The grade of all streets, alleys and sidewalks shall be established
and described by the Village Board and the same recorded by the Village
Clerk. No street, alley or sidewalk shall be worked until the grade
thereof is established.
No person shall alter the grade of any street, alley, sidewalk
or public ground or any part thereof in the Village by any means whatsoever
unless authorized or instructed to do so by the Village Board or the
Director of Public Works. All such alterations of grade shall be recorded
in the office of the Village Clerk by the Clerk or the officer authorizing
the alteration.