§ 154.021 PRELIMINARY PLAT REQUIREMENTS.
   The preliminary plat to be provided by the subdivider, and prior to review by the Planning Commission, shall meet and include the following specifications:
   (A)   Proposed name of the subdivision and location;
   (B)   Small key map showing the relation of the proposed subdivision to section or U.S. survey lines and to platted subdivisions and dedicated streets within 300 feet of the proposed subdivision;
   (C)   Names and addresses of the owner, subdivider and land planning consultant, and the licensed engineer or registered land surveyor who prepared the preliminary plat;
   (D)   Streets and rights-of-way on and adjoining the site of the proposed subdivision, showing the names and including street roadway and rights-of-way widths, approximate gradients, types and widths of pavement, curbs, sidewalks, crosswalks, platting strips and other pertinent data, including classification of all existing or proposed streets as to function as collector, arterial or local street or county road;
   (E)   All lot lines adjacent to and abutting the subdivision;
   (F)   Layout of lots, showing approximate dimensions, numbers, lot area and zone district classification(s);
   (G)   Parcels of land, if any, proposed to be dedicated or reserved for schools, parks, playgrounds, rights-of-way or other public, semi-public or community purposes and use(s) of the area to be subdivided and compliance of the proposed use to the Comprehensive Plan as adopted by the city;
   (H)   Easements, existing and proposed, showing locations, widths and purposes;
   (I)   Building setback line and dimensions;
   (J)   General location and size of existing and proposed public utilities and drainageways or facilities within or adjoining the proposed subdivision and the location and size of nearest water trunk mains, intercepter sewer lines and other pertinent utilities;
   (K)   Location, type and approximate size of utility improvements to be installed;
   (L)   Tract boundary lines showing dimensions, bearings, angles and references to known land lines;
   (M)   The gross area and net area acreage of the proposed subdivision, the acreage of streets and of any areas reserved for the common use of the property owners within the subdivision and/or for public use;
   (N)   Where the topography has a significant bearing upon the street grades, the plan of public utilities and drainageways or facilities in the proposed subdivision and when it would be difficult for the Planning Commission or the City Council to understand the relation of the Plan to the existing topographic conditions, contour lines at not greater than one-foot intervals shall be shown on level ground, contour lines at not greater than two-foot intervals shall be shown on rolling ground, and contour lines not greater than ten-foot intervals shall be shown on hillside areas;
   (O)   Location of major watercourses, ponding areas, natural drainageways and flood hazard areas and any riparian corridors, including those shown on the Comprehensive Plan;
   (P)   The preliminary plat shall be drawn to a scale of one inch equals 20 feet, 40 feet, 50 feet or 100 feet; however, the resulting drawing should be either 24 inches by 36 inches or 30 inches by 42 inches. A digital file shall also be submitted in a format acceptable to the city. Scales or sheet sizes other than this may be approved only on a case-by-case basis by the City Engineer. Lettering shall be 0.1 inches or larger for the sake of legibility when the record documents are archived in microfilm by the city;
   (Q)   North arrow and date. Orient north towards top or right edges of sheet. Show the date the drawing was initially completed and the dates of all subsequent revisions to the drawings. All stationing should be from south to north or from west to east;
   (R)   Whenever a large tract is intended to be developed in stages, and only a part of that tract is to be submitted for final plat approval, a preliminary plat for subdivision of the entire tract shall be submitted;
   (S)   Show drainage arrows on all streets to indicate direction of storm water flow;
   (T)   All proposed drainage easements shall be noted as such. Drainage easements shall not be used for any other purpose unless so authorized by the City Engineer; and
   (U)   Additional information that shall be submitted with the preliminary plat is as follows:
      (1)   U.S.G.S. map with watershed areas shown for the subdivision and all upstream land;
      (2)   Phase I Drainage Report; and
      (3)   Additional studies as may be required per Ch. 155 of this code.
(Ord. 3319, passed 2-22-2005)