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.~!-:~ <br />~, <br />r~ <br />i• <br />10/24/96 <br />SANBORN CREEK NINE <br />page S <br />COAL WASTE BANK DESIGN <br />2.0-INCH 10 YEAR, 24 HOUR STORK EVENT <br />!!!!~i!liii!lQaiiO!!il~Y!!ii iiiiai <br />REACH SUMMARY <br />DITCH REACH ID No. DO1 <br />Ditch Length: 170.00 !t Ditch Width: 0.00 !t <br />Side Slopel 1.00 Ditch Slope: 0.0200 it/ft <br />Side Slopel 1.00 Contrib Bas: A3 <br />Kennings n :0.0250 Dn Invert 0.00 !t <br />Dn W.S. Elev:0.0000 Kum Steps 10 <br />Trib Area: 1.38 Ac. Design Flov 0.03 cfa <br />Depth 0.16 ft Vel 1.23 !ps <br />Upstream W.S. Elav: 0.00 ft. <br />DITCH REACH ID No. D02 <br />Ditch Length: 340.00 ft Ditch Width: 0.00 ft <br />Side Slopel 1.00 Ditch Slope: 0.0200 !t/!t <br />Side Slopel 1.00 Contrib Bas: Ai <br />Mannings n :0.0250 Dn Invert 0.00 ft <br />Dn K.S. Elev:0.0000 Num Steps 10 <br />Trib Area: 2.85 Ac. Design Flow <br />Depth 0.21 !t Vel <br />Upstream W.S. Elav: 0.00 !t. <br />DITCH REACH ID No. D04 <br />Ditch Length: 160.00 ft Ditch width: 0.00 <br />Side Slopel 1.00 Ditch Slope: 0.4100 <br />Side Slopel 1.00 Contrib Bas: A6a <br />Manninga n :0.0250 Dn Invert 0.00 <br />Dn W.S. Elav:0.0000 Kum Steps 10 <br />Trib Area: 4.18 Ac. Design Flov <br />Depth 0.43 !t Val <br />Upstream W.S. Elev: 0.00 ft. <br />DITCH REACB <br />Ditch Length: 150.00 <br />side Slopei 1.00 <br />Side Slopel 1.00 <br />lSannings n :0.0250 <br />Dn W.S. Elev:0.0000 <br />Trib Area: <br />Depth <br />Upstream W.S. <br />ID No. D05 <br />ft Ditch Width: 0.00 <br />Ditch Slope: 0.4300 <br />Contrib Has: A6b <br />Dn Invert 0.00 <br />Num Steps 10 <br />2.71 Ac. Design Flov <br />0.42 ft Vel <br />Elev: 0.00 ft. <br />0.06 cfa <br />1.47 fps <br />Pt <br />Pt/ft <br />!t <br />1.97 cfs <br />10.81 fpa <br />tt <br />!t/!t <br />ft <br />1.95 c!s <br />10.98 fps <br />