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SEDCAD 4.0 <br />Copyright 1998 Pamela J. Schwab <br />Civil S°ffware Design <br /> <br />C2-9 <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater (ft) loss Coef. <br />(ft) (Ke) <br />30.00 5.00 0.0240 0.25 0.00 0.90 <br />Culvert Results: <br />Minimum pipe diameter: 1 - 10 inch pipe(s) required <br />Detai/ed Performance Curves <br />Design Discharge = 0.20 cfs <br />Maximum Headwater = 0.25 ft <br />(BOLD indicates design pipe size) <br /> <br />Headwater <br />(ft) Discharge <br />(~) <br />(8 in) Discharge <br />(~) <br />(10 in) Discharge <br />(c{s) <br />(12 in) <br />0.03 0.01 0.02 0.02 <br />0.05 0.03 0.03 0.04 <br />0.08 0.04 0.05 0.06 <br />0.10 0.06 0.07 0.08 <br />0.13 0.07 0.08 0.09 <br />0.15 0.09 0.10 0.12 <br />0.18 0.10 0.13 0.16 <br />0.20 0.13 0.16 0.19 <br />0.23 0.15 0.19 0.22 <br />0.25 0.18 0.22 0.26 <br />0.28 0.20 0.25 0.30 <br />0.30 0.23 0.29 0.35 <br />0.33 0.26 0.32 0.39 <br />0.35 0.29 0.36 0.43 <br />0.38 0.32 0.40 0.48 <br />SEDCAD Utility Run Printed OS-20-2003 <br />