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I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />12. <br /> <br />13. <br /> <br />14. <br /> <br />An appropriate statement dedicating all easements. <br /> <br /> Revised in accordance with preliminary plat comments and <br />staff review letter <br /> <br />Additional information as requested by the City. <br /> <br /> Final Grading Plan <br /> 9.50.04 <br /> Topographic data, including contours at vertical in ......... <br />not more than two feet, except that where the horizontal contour interval <br />is 100 feet or more, a one foot vertical interval shall be shown. Water <br />courses, lakes wetlands, limits of flood plains and other significant <br />physical features Shall .be delineated. The ordinary high water elevation <br />and 100 year Flood Plain elevation shall be identified. U.S.G.S datum <br />survey shall be used for topographic mapping. <br /> <br />2. Soils data, including classification of all surface soils, in <br /> accordance with the Soil Conservation Service Classification system and <br /> logs of borings sufficient in number and depth to establish the elevation <br /> of the water table and soil types throughout the plat. <br />3. If the subdivision is to be serviced with on site systems, the soil <br /> types shall be identified. For each lot having less than 25% Class I soils, <br /> the location of a septic field and alternative field must be identified. <br /> <br />4. Locations and invert elevations of storm sewers and drainage <br /> ditches and culverts within the plat and to a distance of 100 feet beyond <br /> the plat. <br /> <br />5. Drainage area map of existing subdivisions showing the <br /> acreage of each drainage area (existing and proposed) as well as <br /> providing the predevelopment and post development runoff rate, in cfs, <br /> for the 10 year and 100 year storm events. <br /> <br />Pre and post runoff calculations. <br /> <br />Size and type of each storm sewer facility proposed. <br /> <br /> Proposed method of conveying surface water drainage within <br />and beyond the limits of the plat to publicly owned or controlled <br />drainage facilities or storm sewers. <br /> <br /> Lots with grades flatter than 2% must provide a certificate of <br />grading prior to issuance of the certificate of occupancy. The lots <br />subject to this requirement should be noted. <br /> <br />9.50 Subdivision Regulations <br /> <br />9-15 <br /> <br />March 2003 Draft <br /> <br />-393- <br /> <br /> <br />