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I5 <br /> t TR55 Tc Worksheet _ <br /> Hydra9c.v HyCrograp�s by Inte!isolve v9.1 <br /> t Hyd. No. 2 <br /> Post �Fvelaped (Impervious) <br /> ' A B C Totals <br /> Description <br /> ' Sheet Flow 0 011 <br /> Manning's n-value = 0.011 0.011 <br /> = 50.0 0.0 0.0 <br /> ' Flow length (ftl 0.00 0.00 <br /> Two-year 24-hr precip. (in) _ � 50 0.00 <br /> Land slope (%) = 10.0� 0.00 <br /> ' = 0.53 + 0.00 + 0.00 = 0.53 <br /> Travel Time (min) <br /> ' Shallow Concentrated Flow _ �00.00 0.00 0.00 <br /> Flow length (ft) _ 2 Q� 0.00 <br /> Watercourse slope (%) 0.00 <br /> Surface description = Paved Paved Paved <br /> ' Average velocity (fUs) = 2.87 0.00 0.00 <br /> Travel Time (min) = 0.58 + 0.00 + 0.00 = 0.58 <br /> ' Channel Flow 0.00 0.00 <br /> ' X sectional flow area (sqft) = 0.79 <br /> Wetted perimeter (ft) = 3.14 0.00 0.00 <br /> Channel slope (%) = 2.00 0.00 0.00 <br /> Manning's n-value = 0.025 0.015 0.015 <br /> 1 Velocity (ftls) = 3.34 0.00 0.00 <br /> Flow length (ft) = 150.0 0.0 0.0 <br /> ' = 0.75 + 0.00 + 0.00 = 0,75 <br /> Travel Time (min) <br /> Total Travel Time, Tc .................................................. <br /> ............................ 1.90 min <br /> 1 <br /> ' <br /> ' <br /> ' <br /> t <br /> 1 <br />