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Civil Software Design -- SEDCAD+ Version 3.0 <br />Copyright (C) 1987-1990. Pamela J. Schwab. All rights reserved. • <br />Company Name: Peabody Coal Company <br />Filename: C:\SEDCAD3\2W\TASBD2 User: R.J.GEHRKE <br />Date: 04-09-1990 Time: 08:42:50 <br />SENECA II-W TASBD-2 SAFETY BERM DITCH <br />Storm: 1.60 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, 81, S1 <br />TASBD-2 SAFETY BERM DITCH <br />Drainage Area from J1, B1, S1, SWS(s)1: 1 acres <br />Total Contributing Drainage Area: 1 acres <br />MATERIAL: GRADED SILTS TO COBBLES COLLOIDAL <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 /> <br />(cfs) <br />---------- <br />(ft) <br />--------- <br /> <br />-------- <br />(%) <br />-------------- • <br /> <br />-------- <br />---------- <br />0.83 --------- -------- <br />2.0:1 -------------- <br />2.0:1 4.7 -------- <br />0.030 <br /> Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) <br />-------- (fps) <br />--------- (ft) <br />-------- <br />-------------- <br />-------- <br />-------- <br />0.36 --------- <br />3.19 -------- <br />1.4 -------------- <br />0.161 -------- <br />1.32 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------- <br />----------------------- <br />IN/OUT 0.06 0.83 <br />****~*******s*x**M******~***********~**************~~********~***~~*~*******x*~ <br />C J <br />