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(A) Generally. A topographic map shall be submitted with the improvement drawings showing the following data at a scale not less than one inch equal to 100 feet shall ordinarily be required on all subdivisions of land.
(1) One foot intervals where average slopes do not exceed 5%.
(2) Two foot intervals where average slopes exceed 5% but do not exceed 15%, depending upon the roughness of the side and the corresponding interval considered necessary by the Commission to describe the character of the land.
(3) Five foot intervals where average slopes exceed 15%.
(C) Natural features. Existing buildings or structures, rock outcrops, high points, water courses, depressions, ponds, marshes, wooded areas and the boundary lines of the property.
(D) Alteration of existing topography.
(1) Proposed changes in grade shall be shown on the contour map or on an accompanying sheet.
(2) Where changes in grade will affect adjoining property, such as diverting stormwater, the approval of the Commission and village engineer shall be required.
(Ord. 18, 2001, passed 6-14-2001) Penalty, see § 153.999