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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: GREYSTONE DEVELOPMENT CONSULTANTS <br />Filename: C:\SEDCAD3\LOR\D65 User: CWB <br />Date: 07-25-1997 Time: 18:11:35 <br />FILL 6 AREA, DITCH D65, 10-YR 24-HR STORM <br />Storm: 2.90 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />----------------------------------------- <br />----------------------------------------- <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />DITCH D65 <br />Drainage Area from J1, B1, S1, SWS(s)1: 0.4 acres <br />Total Contributing Drainage Area: 0.4 acres <br />MATERIAL: COBBLES AND SHINGLES <br />Triangular Earthen Channel <br />Limiting Variable: Velocity = 5.500 fps <br />Sediment-laden Water <br />Design Bottom Manning's <br />Discharge width ZLeft ZRight Slope n <br />(cfs) (ft) (~) <br />0.86 3.0:1 3.0:1 23.0 0.035 <br />Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />----------------------------------------------- <br />0.24 4.84 1.5 0.116 2.45 <br />w/ Freeboard: 0.54 3.3 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------------- <br />----------------------------- <br />IN/OUT 0.08 0.86 <br />s <br />