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Source: King County Department <br />of Natural Resources, 1998 <br />2-4" <br />6' min <br />Berm Detail <br />� I Co <br />M => <br />M M, M� M I >� <br />Locate drain 25' from = ° <br />ROW if driveway <br />slopes toward street. I E <br />700 sq. ft. max. between berms <br />Driveway <br />Slope <br />=� Diagonal <br />25' vegetated berm with <br />flowpath dispersion <br />/ trench <br />Plan <br />Driveway Dispersion Trench <br />Driveway Slope Varies and Slopes Toward Street <br />I <br />Plan <br />Max. 2% <br />cross slope <br />Driveway <br />Slope <br />I, <br />4L <br />i <br />,70 <br />`-----� <br />U) <br />Sheet Flow Dispersion from a Driveway���� <br />Flat to Moderately Sloping Driveways I I� NOT TO SCALE <br />Sheet Flow Dispersion for Driveways <br />qmwim Revised December 2016 <br />DEPARTMENT OF <br />ECOLOGYPlease see http://www.ecy.wa.gov/copyright.html for copyright notice including permissions, <br />State of Washington limitation of liability, and disclaimer. <br />