09-24-08 Council Agenda - Laserfiche WebLink

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[f not available, appropriate flood zone determination or wetland delineation, or both, may be required at the applicant's expense. (7) Map of watershed drainage areas, soil types, infiltration rates, depth to bedrock, and depth to seasonal high water table. (8) Steep slopes where areas of 12% or more existing over a distance for 50 feet or more. (9) Bluff areas where the slope rises at least 25 feet above the toe of the bluff and the grade of the slope from the toe of the bluff to a point 25 feet or more above the toe of the bluff averages 30% or greater. l0 Wooded area and tree surve __as defined by the zonin_g_____._-.:_._ Deleted: <sr> l ) ---..... - - ---- ......... y -------- authority. ~ formatted: Bullets and Numbering (l l) Agricultural Land preservation area(s), County Biological Survey sites, or other officially designated natural resource. (l2) Hydrologic calculations for volume runoff, velocities, and peak flow rates by watershed, for the 2.0-yr, 10-yr, and 100-yr 24-hour storm events. These shall include: (a) Pre-existing peak flow rates. (b) Assumed runoff curve numbers. (c) Time of concentration used in calculations. (d) If a flood insurance study has been done by the National Flood Insurance Program, the 100-year flood elevation with and without the floodway. (13) Bankfull discharge rate (1.5 year recurrence interval) of creek or stream if there is a waterway on the site or if the site discharges directly to the waterway. c. Proposed Conditions - A complete site plan and specifications, signed by the person who designed the plan shall be drawn to an easily legible scale, shall be clearly labeled with a north arrow and a date of preparation, and shall include, at a minimum, the following information: (1) Project map - An 8.5 by 11 inch United States Geological Survey (USGS) 7.5 minute quad or equivalent map 4