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SEDCAD 4 for Windows <br />(`nn,minM �O�G _7l11 11 Demule 1 z,hu.ek <br />7 <br />Structure #46 jNull� <br />Null above Coal Stockpile Pond <br />Null <br />Structure #45 (Pond, <br />Coal Stockpile Pond <br />Pond Inputs: <br />Pond Results: <br />Initial Pool Elev: 7,214.80 ft <br />Initial Pool: 4.58 ac -ft <br />Emergency Spillwax <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,218.00 20.00 3.00:1 3.00:1 20.00 <br />Peak Elevation: 7,218.07 ft <br />Dewater Time: 0.48 days <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation -Capacity -Discharge Table <br />Elevation <br />Stability Stability <br />Class D w/o Class D w/ <br />Freeboard Freeboard <br />Capacity Capacity <br />Class B w/o Class B w/ <br />Freeboard Freeboard <br />Top Width: <br />15.08 ft <br />16.75 ft <br />Velocity: <br />4.89 fps <br />2.98 fps <br />X -Section Area: <br />10.41 sq ft <br />17.08 sq ft <br />Hydraulic Radius: <br />0.674 ft <br />0.986 ft <br />Froude Number: <br />1.04 <br />0.52 <br />Roughness Coefficient: <br />0.0405 <br />0.0857 <br />Structure #46 jNull� <br />Null above Coal Stockpile Pond <br />Null <br />Structure #45 (Pond, <br />Coal Stockpile Pond <br />Pond Inputs: <br />Pond Results: <br />Initial Pool Elev: 7,214.80 ft <br />Initial Pool: 4.58 ac -ft <br />Emergency Spillwax <br />Spillway Elev Crest Length Left Right Bottom <br />(ft) Sideslope Sideslope Width (ft) <br />7,218.00 20.00 3.00:1 3.00:1 20.00 <br />Peak Elevation: 7,218.07 ft <br />Dewater Time: 0.48 days <br />Dewatering time is calculated from peak stage to lowest spillway <br />Elevation -Capacity -Discharge Table <br />Elevation <br />Area <br />(ac) <br />Capacity <br />(ac -ft) <br />Discharge Dewater <br />Time <br />(cfs) (hrs) <br />7,210.00 <br />0.810 <br />0.000 <br />0.000 <br />7,210.01 <br />0.811 <br />0.008 <br />0.000 <br />7,212.00 <br />0.930 <br />1.739 <br />0.000 <br />7,214.00 <br />1.050 <br />3.717 <br />0.000 <br />7,214.80 <br />1.102 <br />4.578 <br />0.000 <br />7,215.00 <br />1.115 <br />4.800 <br />0.000 <br />7,216.00 <br />1.180 <br />5.947 <br />0.000 <br />7,217.00 <br />1.210 <br />7.142 <br />0.000 <br />Filename: Eastside Initial Disturb 2524 022517 sc4 Printed 02-24-2017 <br />Exh. 7-23J-64 Revision Date: 02/26/2017 <br />Revision No.: TR -108 <br />