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random fill <br /> 6 <br /> `= filter fabric <br /> 18" min. 4" perf pipe <br /> 1 %2" -Y4" washed rock <br /> if — am <br /> 24" min. <br /> Trench X-Section <br /> slope <br /> to road <br /> drainage system <br /> 2' x 10' <br /> level trench <br /> w/perf pipe <br /> Plan View of Roof <br /> NOT TO SCALE <br /> �r <br /> Perforated Stub-Out Connection <br /> Revised June 2016 <br /> DEPARTMENT OF <br /> ECOLOGYPlease see http://www.ecy.wa.govlcopyright.html for copyright notice including permissions, <br /> State of Washington limitation of liability, and disclaimer. <br />