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I <br /> I <br /> I <br /> ISTRUCTURAL FILL REVERSE SLOPE TO DRAIN <br /> \ \ <br /> ITOE OF 1 �, \ \\ '�. • \ \ \ %, <br /> NEW SLOPE \ \ \ •\�\' \ 2 1 �—s --I <br /> I \\\ \\\\�}} \ \> <br /> F \ • \`\T\ \\ \`' 1 <br /> ISTING " • ff <br /> i \ • > \SCOPE TOE \, 2.\'' �I-6'—" TYPICAL SLOPE BENCH (MAY REQUIRE <br /> , \\ ,,,,,\,,,,„,,, SUBDRAIN IF SEEPAGE CONDITIONS ARE <br /> t\ . \ \ \ <br /> 4y� — NDICATED) <br /> \ : z f `- I-6'-I Ni�TOE BENCH CUT AND DRAIN <br /> I-6•—I (SEE NOTE 1) <br /> KEYWAY AND DRAIN (SEE <br /> INOTE 1) <br /> INOT TO SCALE <br /> NOTES: <br /> I1) DRAINS SHALL CONSIST OF 6" DIAMETER PERFORATED PVC PIPE ENVELOPED <br /> IN 1 cu. ft, OF WASHED 3/4" MINUS DRAINAGE GRAVEL. <br /> 1 2) A — TOPSOIL REMOVAL THICKNESS BETWEEN KEYWAY AND BENCHES. <br /> I0 — VERTICAL ELEVATION DIFFERENCE BETWEEN TOP OF LOWER BENCH <br /> BACKCUT AND UPPER BENCH ELEVATION. <br /> 1 <br /> I <br /> I Terra TYPICAL SLOPE KEY AND BENCH <br /> � NORPRO BUILDING B <br /> Ikisieg5Associates, Inc. EVERETT WASHINGTON <br /> Consultants in Geotechnical Engineering <br /> Geology and Proj. No.T-6578 Date JUN 2011 Figure 3 <br /> Environmental Earth Sciences 9 <br />