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31 <br />Table 23, Sediment Pond Dimensions <br />(1) 1995 Survey <br />(2) 1981 Survey <br />(3) 1985 As- Built <br />(4) 1984 As- Built <br />(5) Design Depth of 0.5 PMP Storm <br />Note: Calculations for ponds 004, 005, and 007 are shown in Exhibit 19. Design for pond 008 is <br />provided in Exhibit 20. Pond 006 is now a process pond. <br />Section 2.05 RN -6 10/17/2016 <br />Pond Number <br />0041" <br />005121 <br />007131 <br />0084) <br />Elevation of Upstream <br />7,446.00 <br />7,450.00 <br />7,370.00 <br />7,428.00 <br />Toe (Ft.) <br />Elevation of 3 Year <br />7,448.03 <br />7,453.00 <br />7,371.30 <br />7,438.00 <br />Sediment Volume (Ft.) <br />Elevation of 10 Year 24 <br />7,449.95 <br />7,456.00 <br />7,378.20 <br />7,451.75 <br />Hour Event (Ft.) <br />Elevation of Emergency <br />7,451.20 <br />7,457.00 <br />7,379.50 <br />7,452.75 <br />Spillway (Ft.) <br />Elevation of Top of <br />7,452.00 <br />7,459.00 <br />7,381.50 <br />7,459.00 <br />Structure (Ft.) <br />Elevation of Peak 25- <br />7,450.06 <br />7,458.00 <br />7,380.50 <br />7,455.80(5) <br />Year 24- Hour Storm <br />Flowing at Design Depth <br />Freeboard (Ft.) Between <br />1.94 <br />1.00 <br />1.00 <br />3.20(5 <br />Dam Crest and 25- Year <br />24- Hour Storm Flowing <br />at Design Depth <br />Width- Top of Structure <br />8.00 <br />12.00 <br />12.00 <br />15.00 <br />(Ft.) <br />Upstream Slope of <br />1V: 3.6H <br />1V: 2H <br />1V: 2H <br />1V: 3H <br />Embankment <br />Downstream Slope of <br />1V: 3.8H <br />1V: 3H <br />1V: 3H <br />1V: 3H <br />Embankment <br />Elevation of Top of <br />7,450.57 <br />7,378.50 <br />7,451.75 <br />Primary Riser <br />(1) 1995 Survey <br />(2) 1981 Survey <br />(3) 1985 As- Built <br />(4) 1984 As- Built <br />(5) Design Depth of 0.5 PMP Storm <br />Note: Calculations for ponds 004, 005, and 007 are shown in Exhibit 19. Design for pond 008 is <br />provided in Exhibit 20. Pond 006 is now a process pond. <br />Section 2.05 RN -6 10/17/2016 <br />