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' 3 <br /> � TR55 Tc Worksheet <br /> Hydroflow Hydrographs by Inlelisolve v9.1 <br /> ' Hyd. No. 1 <br /> � Predeveloped <br /> Descriation A B C Totals <br /> , Sheet Flow <br /> Manning's n-value = 0.400 0.011 0.011 <br /> Flow Iength (ft) = 50.0 0.0 0.0 <br /> � Two-year 24-hr precip. (in) = 1.50 � 50 0.00 <br /> Land slope (%) = 10.00 0.00 <br /> tTravel Time (min) = 9.46 + 0.00 + 0.00 = 9.46 <br /> � Shallow Concentrated Flow <br /> Flow length (ft) = 250.00 0.00 0.00 <br /> Watercourse slope (%) = 20.00 0.00 0.00 <br /> Surface description = Unpaved Paved Paved <br /> ' Average velocity (ft/s) = 7.22 0.00 0.00 <br /> Travel Time (min) = 0.58 + 0.00 + 0.00 = 0.58 <br /> � Channel Flow <br /> X sectional flow area (sqft) = 0.00 0.00 0.00 <br /> Wetted perimeter (ft) = 0.00 0.00 0.00 <br /> Channel slope (%) = 0.00 0.00 0.00 <br /> Manning's n-value = 0.015 0.015 0.015 <br /> t Velocity (ft/s) = 0.00 0.00 0.00 <br /> Flow length (ft) = 0.0 0.0 0.0 <br /> ' Travel Time (min) = 0.00 + 0.00 + 0.00 = 0.00 <br /> Total Travel Time, Tc .............................................................................. <br /> 10.00 min <br /> � <br /> ' <br /> � <br /> � <br /> � <br /> � <br />