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Civil Software Design -- SEDCAD+ Version 3.1 <br />Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved. <br />Company Name: <br />Filename: A:\DT\WF\005 <br />Date: <br />Storm: 1.40 inches, 2 <br />Hydrograph <br />Greystone Development Consultants <br />~LN User: CWB <br />OS-06-1993 Time: 10:43:55 <br />005 DITCH <br />year-24 hour, SCS Type II <br />Convolution Interval: 0.1 hr <br />----------------------------------------- <br />----------------------------------------- <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />005 <br />Drainage Area from J1, B1, S1, SWS(s)1: 4.3 acres <br />Total Contributing Drainage Area: 4.3 acres <br />MATERIAL: GRADED SILTS TO COBBLES COLLOIDAL <br />Trapezoidal Earthen Channel <br />Limiting Variable: Velocity = 4.000 fps <br />Clear Water <br /> Design Bottom Manning's <br /> Discharge Width ZLeft ZRight Slope n <br /> (cfs) (ft) (o) <br />• 0 <br />88 1 <br />6 5 0:1 2 <br />0:1 6 <br />5 0 030 <br /> . . . <br />. <br /> Top Hydraulic Froude <br /> Depth Velocity Width Radius Number <br /> (ft) <br />-------- <br />-------- (fps) <br />--------- <br />--------- (ft) <br />-------- <br />- <br />--- <br />-------------- <br />- <br />--- <br />-------- <br /> <br />0.14 <br />2.96 ---- <br />2.6 -------- <br />-- <br />0.113 -------- <br />1.54 <br />w/ Freeboard: 0.44 4.7 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />IN/OUT 0.07 0.88 <br />• <br />