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NC winterization Plan Page 7 of 7 Printed 9/29/25 <br />Stockpile <br />4.Grading <br />All finish grades of refuse lifts in Module 5B and 6 are graded with 2% slope to <br />aid storm water runoff. <br />5.Drainage <br />Soil berms will be installed along the downslope edges of Module 5B to control <br />surface storm water runoff. Down drains will be installed at the end of the soil <br />berms to convey storm water to the appropriate place. <br />6.Erosion/Sedimentation Control <br />Mulch has been applied on side slopes of Module 5 and 6 (Photo 1and 2). <br />N:\1North County\Winterization\2025\NC-25 Winterization Plan.docx