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• <br /> 12" MINIMUM 3/4" <br /> MINUS WASHED -----\ <br /> GRAVEL I - 1 SLOPE TO DRAIN <br /> 12"F ' ;\Naa <br /> : ,-,,,,... , <br /> • e <br /> ... cp,4 , <br /> M.. .., , „ <br /> ' t" COMPACTED ke.. <br /> . . K^ STRUCTURAL FILL / <br /> / <br /> SEE NOTE ,. <br /> EXCAVATED SLOPE <br /> ` (SEE REPORT TEXT <br /> 4s f. FOR APPROPRIATE <br /> 6"(MIN.) <br /> > ar INCLINATIONS) <br /> a --,„ ,.,;;:02,4 i J12I0vERPIPE <br /> . <br /> Al ` <br /> 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 Terra TYPICAL WALL DRAINAGE DETAIL <br /> \ PROPOSED STORAGE BUILDING <br /> iisxempurak Associates! Inc. EVERETT, WASHINGTON <br /> Consultants in Geotechnical Engineering <br /> Geology and <br /> Environmental Earth Sciences Proj. No.T-6116-2 Date OCT 2015 I Figure 4 <br />