Section R. 560.402 - Preliminary platsRule 402. The owner or a designated representative shall submit 3 copies of a preliminary plat drawing to the department for review. A preliminary plat drawing shall include all of the following information:
(a) Existing and proposed 5-foot contour intervals. For waterfront property, or where the high groundwater elevation is within 6 feet of existing or proposed finished ground surface, the preliminary plat shall show existing and proposed 2-foot contour intervals. The department may waive the requirements for contours if a lot in the subdivision is more than 1 acre. If extensive cutting or filling of land is anticipated that will affect building sites and sewage disposal facilities in the areas involved, then the plans shall indicate the cutting or filling. The owner or designated representative shall specify the type of fill material to be used when filling is anticipated.(b) The location of all of the following, either existing or proposed, within or adjacent to the area to be platted:(vi) Other subsurface drains.(xii) Artificial impoundments.(c) The location of all soil evaluations performed on the site.(d) Established 100-year floodplain area and elevation and normal high water level in the case of waterfront property. On lakes where a legal level has been established, the plat drawing shall show the legal level.(e) The location of existing facilities and structures, including, but not limited to, all of the following:(iii) High-tension towers.(iv) Utility easements of record or in use.(xii) Underground storage tanks.(f) Building setback lines from road, waterfront, or lot lines if lines are established or proposed.(g) The department may require the location of proposed individual wells to be shown.Mich. Admin. Code R. 560.402