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Emergency Spillway <br />Elev. 8874.0 <br />3 ~ - <br />Minimum 1' 1 ~ <br />Drainage Blanket ~ <br />i <br />1:1 / / <br />~+-- 45' <br />Mirafi Filter <br />Fabric <br />6" Toe Drain Pipe <br />1:1 0 ~ o ~~' 1:1 <br />6" Minimum Cover <br />2' <br />Toe Drain <br />Phreatic Line <br />3 <br />~1 1 <br />28' <br />4' <br />1:1 1:] <br />I+ 8'~-I <br />Key Trench <br />GROUND ENGINEERING CONSULTANTS, INC. <br />Proposed Cross Section <br />Mirafi Design Guidelines <br />Job No. 91-562 Figure 16 <br />