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r <br />C <br />Table 4.8-7 Embankment Designs (continued). <br />Principal Spillway <br />Stage (ft) <br />West <br />West <br />East <br />East <br />West <br />10.0(1) <br />Deer Pyeatt <br />Pyeatt <br />Pyeatt <br />Pyeatt <br />Flume <br />Sedimentation Pond: <br />#1 #1 <br />#2 <br />#3 <br />#1 <br />#1 <br />Elevation Upstream <br />7331.0 6506.0 <br />6455.0 <br />6435.0 <br />6476.0 <br />6779.0 <br />Toe (ft) <br />10.0 <br />10.0 <br />10.0(1) <br />Stage (ft) <br />Elevation (ft) <br />7338.5 <br />Principal Spillway <br />Stage (ft) <br />6.0 <br />10.0 <br />10.0 <br />8.0 <br />8.0 <br />10.0(1) <br />Elevation (ft) <br />7337.0 <br />6516.0 <br />6465.0 <br />6484.0 <br />6484.0 <br />6789.0 <br />Diameter -d (in) <br />18 <br />24 <br />24 <br />Emergency Spillway <br />7.5 <br />12.0 <br />11.5 <br />10.0 <br />10.0 <br />10.0(1) <br />Stage (ft) <br />Elevation (ft) <br />7338.5 <br />6518.0 <br />6466.5 <br />6445.0 <br />6486.0 <br />6789.0 <br />Width -b (ft) <br />15.0 <br />17.0 <br />15.0 <br />15.0 <br />15.0 <br />0.5 <br />Maximum W.S. <br />7338.3 <br />6518.3 <br />6466.3 <br />6445.7 <br />6486.9 <br />6791.7 <br />Elevation (ft) <br />25 -Yr, 24 -Hr Event <br />Top of Embankment <br />7339.5 <br />6520.0 <br />6468.0 <br />6447.0 <br />6488.0 <br />6793.0 <br />Elevation (ft) <br />Freeboard (ft) <br />1.2 <br />1.7 <br />1.7 <br />1.3 <br />1.1 <br />1.3 <br />Note: Elevations are based on current topographic information obtained from aerial photographs. Actual elevations will vary according to actual field <br />conditions after topsoil removal but relative elevations should remain the same. <br />(1) Single open -channel design. <br />Page revised 10/07 PR -06 - <br />