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• <br /> <br />SUBBASIN Bl-3 <br />Sheet Flow <br />Description ..................... <br />Manning's n ..................... 0.2000 <br />Flow Length ..................... 100.0000 ft <br />Two Yr, 24 hr Rainfall .......... 2.2000 in <br />Land Slope ...................... 0.0400 ft/ft <br />Computed Sheet flow time .......................> 0.1879 hrs <br />Shallow Concentrated Flow <br />------------------------- <br />Description ..................... <br />Surface ......................... <br />Flow Length ..................... <br />Watercourse Slope ............... <br />Velocity ........................ <br />Computed Shallow flow time ...... <br />Channel Flow <br />Unpaved <br />900.0000 ft <br />0.0400 ft/ft <br />3.2269 fps <br />..............> 0.0775 hrs <br />Description <br />Flow Area ....................... 26.9000 ft2 <br />Wetted Perimeter ................ 135.6000 in <br />Flow Length ..................... 700.0000 ft <br />Channel Slope ................... 0.0500 ft/ft <br />Manning's n ..................... 0.0240 <br />Hydraulic radius ................ 28.5664 in <br />Velocity ........................ 24.6836 fps <br />Computed Channel flow time .....................> 0.0079 hrs <br />Total Time of Concentration .........................> 0.2733 hrs <br />