The preliminary plat shall be clearly and legibly drawn. The size of the map shall not be less than 12 inches by 18 inches. All subdivision maps shall be drawn at a scale of one inch equals 100 feet, unless otherwise required by the City Council. The preliminary plat of the proposed subdivision shall contain or have attached the following general information as described more fully on the Checklist of Data form approved by the City Council and available at the City Hall:
A. Identification and Description.
1. Proposed name of subdivision, which name shall not duplicate or be alike in pronunciation of the name of any other plat recorded in the County.
2. The legal description(s) of all property to be included within the proposed plat, using the description(s) of the property shown on the records of the Anoka County Recorder or in the files of the Anoka County Registrar of Titles.
3. Names and addresses of the owner, applicant, surveyor and designer of the plat.
4. Graphic scale.
5. North-point.
6. Date of preparation.
B. Existing Conditions.
1. Boundary line(s) of the existing legal descriptions and boundary lines of property within the proposed subdivision, including the delineation of any boundary line encroachments.
2. Existing zoning classifications.
3. Total approximate acreage calculated to 1/100th of an acre.
4. Location, widths and names of all existing or previously platted streets or other public ways, showing type, width and condition of improvements, if any, railroad and utility right-of-way, parks, and other public open spaces, permanent buildings and structures, easements, and section and corporate lines within the tract and to a distance of 100 feet beyond the tract.
5. Location and size of existing sewers, water mains, culverts, or other underground facilities within the tract and to a distance of 100 feet beyond the tract. Such data as grades, invert elevations, and locations of catch basins, manholes, and hydrants shall also be shown.
6. Boundary lines of adjoining unsubdivided or subdivided land within 100 feet; identifying by name and ownership.
7. Topographic data, including contours at vertical intervals of not more than two (2) feet, except where the horizontal contour interval is 100 feet or more, a one-foot vertical interval shall be shown. Water courses, marshes and wetlands, wooded areas, rock outcroppings, power transmission poles and lines, and other significant features shall be shown. The registered land surveyor who prepares the preliminary plat shall establish a permanent elevation benchmark. The benchmark shall be a durable monument. All elevation data on the preliminary plat shall be referenced to the benchmark. All elevations shall be stated in feet mean sea level (N.G.V.D., 1929).
[§ 8-501 B.7, formerly § 8-501 2(g) amended by Ord. No. 88-1, effective March 4, 1988.]
8. The preliminary plat survey drawing shall show the distance and bearing to the nearest monumented section corner or quarter corner. If the property to be platted lies adjacent to any state or county highway right-of-way plat, the highway right-of-way plat monuments shall also be shown on the preliminary plat.
[§ 8-501 B.8, formerly § 8-501 2(h),amended by Ord. No. 88-1, effective March 4, 1988.]
9. The preliminary plat shall be in the form of a survey and, in addition to all of the other requirements of this Chapter, shall contain or have attached to it the Certificate of Surveyor in the form shown at Appendix B to this Chapter 8.
10. The preliminary plat survey shall show the exact size, area, location, and elevation of the Buildable Area(s) or Future Buildable Area(s) and proposed Driveway(s), with sufficient supporting data and cross-section drawings to show the relationships of the Buildable Area(s) or Future Buildable Area(s) to the High Water Table (as defined in Chapter 7A) and to the 100-Year Flood Plain (as defined in Chapter 7A).
[§8-501 B.10, added by Ord. No. 89-15, effective December 29, 1989 and Ord. No. 91-2, effective June 12, 1992.]
C. Subdivision Design Features.
A. Layout of proposed streets, showing right-of-way widths and proposed names of streets.
2. Location and widths of proposed alleys, pedestrian ways utility easements and permitted private street easements.
3. Typical cross-sections of proposed improvements upon public streets and alleys, and permitted private street easements, together with an indication as to the method of disposing of storm water runoff.
4. Approximate center line gradients of proposed streets and alleys.
5. Location, size and approximate gradient of proposed sewer lines and water mains.
6. Layout, number and preliminary dimensions of lots and blocks.
7. Minimum front and side street building setback lines, indicating dimensions.
8. The City Council may require, where appropriate, that the applicant submit a preliminary plat of the entire property where a applicant owns property adjacent to that which is being proposed for subdividing, to show the relationship to the future development.
9. Areas, other than streets, alleys, pedestrian ways and utility easements, intended to be dedicated or reserved for public use, including the size of such area or areas in acres.
10. When lots are located on a curve, or when side-lot lines are at angles other than 90o, the width at the building set-back lines shall be shown.
11. A stormwater management plan for the subdivision that meets the requirements of the City Stormwater Management Plan.
D. Other information.
1. Statement of the proposed use of lots, stating type of residential buildings with number of proposed dwelling units; and/or type of business or industry so as to determine the impact of the development on traffic, fire hazards or congestion of population.
2. Proposed protective covenants.
3. Source of water supply in accordance with Chapter 14.
4. Provisions for sewage disposal, drainage and flood control.
5. If any zoning changes are contemplated, the proposed zoning plan for the areas, including dimensions.
6. Soil tests (see buildable area chart) sufficient to verify that the site contains a Soil Treatment Area (as defined in section 14-601, paragraph B.7) that meets the sewer requirements of Chapter 14, and such additional tests as may be recommended by the City Engineer. The soil tests shall also be sufficient to verify that the site meets the well requirements of Chapter 14.
7. Description of any unsafe ponds, slopes (over 4:1), or other unsafe conditions existing at the property.
8. Evidence of review and approval of the proposed subdivision or no action from the following agencies: (a) Minnesota Department of Natural Resources; (b) Army Corp of Engineers; (c) Anoka County Environmental Health Agency; (d) Anoka County Highway Department; (e) Anoka County Surveyor; (f) Local Watershed District (WMO approval); (g) MPCA General Storm Water Permit for construction activity involving the disturbance of areas of five acres or greater.
[§8-501, amended by Ord. No. 89-3, effective April 21, 1989, Ord. No. 89-15, effective December 29, 1989, Ord. No. 91-2, effective June 12, 1992, Ord. No. 96-6, effective Jan. 30, 1997, and Ord. No. 01-08, effective January 17, 2002, amended by Ord. No. 07-02, effective March 1, 2007, amended by Ord. No. 08-02, effective March 6, 2008.]