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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: Peabody Coal Company <br />Filename: C:\SEDCAD3\HGL\D1 User: TJW <br />Date: 12-13-1993 Time: 10:07:51 <br />DITCH 1 - HAYDEN GULCH TERMINAL INC. <br />Storm: 1.60 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.1 hr <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />DITCH 1 <br />Drainage Area from J1, B1, S1, SWS(s)1: 1.0 acres <br />Total Contributing Drainage Area: 1.0 acres <br />MATERIAL: COARSE GRAVEL NONCOLLOIDAL <br />Triangular Earthen Channel <br />Limiting Variable: Velocity = 6.000 fps <br />Sediment-laden Water <br /> Design Bottom Manning's <br /> Discharge Width ZLeft ZRight Slope n <br /> (cfs) (ft) (%) <br />-- <br />---- <br /> --------- <br />--------- <br />0.75 ------------------ <br />------------------ <br />3.0:1 - <br />------ <br />------------- <br />3.0:1 2.0 --------- <br />--------- <br />0.025 <br /> Top Hydraulic Froude <br /> Depth Velocity Width Radius Number <br /> (ft) <br />------- <br />-------- (fps) (ft) <br />------------------ <br />----------------- <br />-------------- <br />-------------- <br />-------- <br />-------- <br /> 0.32 2.41 1.9 0.153 1.06 <br />w/ Freeboard: 0.62 3.7 <br /> Runoff Peak <br /> Volume Discharge <br /> (ac-ft) (cfs) <br />IN/OUT 0.06 0.75 <br />*****~*******~~,t******~~~*******~~~****~**~*~~******t**~***,t******************* <br />• <br />'l'~-~'~ <br />