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NewFields <br /> Basin 3a <br /> Area (ftZ) = 1,151,366 <br /> Average Slope = 11.0% <br /> Minimum Slope = 2.0% <br /> Average Slope Minimum Slope <br /> Equivalent Crushed Pipe Maximum Crushed Pipe aximum <br /> Pipe Diameter Crushed Full Flow Capacity Drainage Area Full Flow Capacity Drainage Area <br /> (inches) Pipe (cfs) (ft) (cfs) (ft) <br /> 8 2-4" 1.4 110,569 0.6 47,154 <br /> 12 2- 6" 4.0 328,455 1.7 139,837 <br /> 18 2- 9" 11.9 965,854 5.1 413,008 <br /> 24 2-12 25.6 2,081,301 10.9 887,805 <br /> 2- 24" 4- 12" 51.2 4,162,602 21.8 1,775,610 <br /> 3- 24" 6- 12" 76.8 6,243,902 32.8 2,663,415 <br /> Basin 3b <br /> Area (ftZ) = 665,585 <br /> Average Slope= 30.0% <br /> Minimum Slope = 20.0% <br /> Average Slope Minimum Slope <br /> Equivalent Crushed Pipe Maximum Crushed Pipe Maximum <br /> Pipe Diameter Crushed Full Flow Capacity Drainage Area Full Flow Capacity Drainage Area <br /> (inches) Pipe (cfs) (ft) (cfs) (ft) <br /> 8 2-4" 2.3 183,740 1.8 149,593 <br /> 12 2-6" 6.7 541,463 5.4 442,276 <br /> 18 2- 9" 19.6 1,596,748 16.0 1,302,439 <br /> 24 2-12" 42.3 3,437,398 34.5 2,806,504 <br /> 2-24" 4- 12" 84.6 6,874,797 69.0 5,613,008 <br /> 3- 24" 6- 12" 126.8 10,312,195 103.6 8,419,512 <br /> 11/12/2019 Secondary Pipe SizingPipe Sizing and Spacing_CC&V.xlsx <br />