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9.50.03 <br /> <br />o <br /> <br />Locations and invert elevations of storm sewers and drainage ditches and I <br />culverts within the plat and to a distance of 100 feet beyond the:plat. <br /> I <br /> <br />Drainage area map of existing subdivisions showing the acreage of each <br />drainag~e area (existing an~ proposed) as .weli as providing the <br />predevelopment and post development runoff rate, in cfs. for the 10 year <br />and 100 year storm events. <br /> <br />Pre and post runoff calculations. <br /> <br />Size and type of each storm sewer faciliw proposed. <br /> <br />Proposed method of disposing of surface water drainage and method of <br />conveying surface water draina~ze within and beyond the limits of the pl'at <br />to publicly owned or controlled drainage facilities or storm sewers. ThereJ <br /> <br />shall be no ,_trades less than 1%. When ._trades are less than 2%, a <br />certificate of grading will be required prior to occupancy. The certificate <br />of gradintz shall provide a statement from a registered lm~d surveyor <br />stating that fl~e¥ have surveyed the lot and detennined that is contains no <br /> <br />trade flatter than 1% and c. onlbrms to.the approved gading plan. <br /> <br />10. A development plan for each-lot specifvimz house type, g~age elevation. -minimum floor elevation, and lowest opening elevation. <br /> <br />11.. A table specifying house typ.e., garage elevation, minimum floor elevation, <br /> lowest opening elevation, street centerline k,-rade. 100 year flood elevation, <br /> and back yard and front yard slopes must be provided. <br /> <br />12. Additional. information as requested by the CiW <br /> <br />Street Plan <br /> 1. Layout of ex~st~ng and proposed public and private streets, showin.,* <br /> right-of-way and pavement widths and proposed names of streets. The <br /> name of any street used in the City must be an extension of an already <br /> named street. <br /> <br />2. Existing and proposed centerline ~ades ofpubtic and private streets. <br /> <br />3. Location and widths of existing railroad right-of-ways. <br /> <br />4. Locations and widths of trails and sidewalks., <br /> <br />5. Lenfzth of street identified by centerline statiomng. <br /> <br />6. Antzle of intersection as measured 100 feet from the intersection. <br /> <br />9-14 <br /> <br /> December 2002 Draft <br />~0 <br /> <br /> <br />