A.    Yard Grading Plan: No person shall construct or grade a yard within the city without first submitting his plan to the city administrator who shall consult the city engineer to establish the necessary grades so as to provide adequate drainage.
   B.    Regrading Lots: If any person hereafter constructs or grades or regrades his yard without first having obtained an established grade from the city engineer, such person shall be obligated to regrade the lot in accordance with the grade established by the city engineer and under his supervision.
   C.    Flow Of Rain Water: No person shall divert rain water from his property in such a manner as to cause it to flow into an adjacent property. (Ord. 159, 9-10-1979)