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1 <br /> 1 <br /> ' 12" MINIMUM 3/4" <br /> MINUS WASHED <br /> ' GRAVEL SLOPE TO DRAIN <br /> 12" <br /> ' a ./ <br /> a // <br /> :•'.:'/ <br /> /. <br /> COMPACTED / <br /> STRUCTURAL FILL <br /> r <br /> SEE NOTE a <br /> EXCAVATED SLOPE <br /> ., (SEE REPORT TEXT <br /> FOR APPROPRIATE <br /> 6"(M( ) `% INCLINATIONS <br /> a a a o 112" OVER PIPE <br /> .• J- J <br /> L 3" BELOW PIPE <br /> 4" DIAMETER PERFORATED PVC PIPE <br /> ' NOT TO SCALE <br /> NOTE: <br /> ' MIRADRAIN G100N PREFABRICATED DRAINAGE PANELS OR SIMILAR <br /> PRODUCT CAN BE SUBSTITUTED FOR THE 12-INCH WIDE GRAVEL <br /> DRAIN BEHIND WALL. DRAINAGE PANELS SHOULD EXTEND A MINIMUM <br /> ' OF SIX INCHES INTO 12-INCH THICK DRAINAGE GRAVEL LAYER <br /> OVER PERFORATED DRAIN PIPE. <br /> 1 <br /> ' .: Terra TYPICAL WALL DRAINAGE DETAIL <br /> POWDERMILL BUSINESS CENTER <br /> Associates, Inc, EVERETT, WASHINGTON <br /> ' Consultants in Geotechnical Engineering <br /> Geology and Pro No. T-6241 Date JUNE 2014 Figure 4 <br /> Environmental Earth Sciences 1� 9 <br />