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Civil Software Desiqn -- 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\SEN2\NEWBSWF User: TJW <br />Date: 11-SO-1992 Time: 10:50:49 <br />NEW BONE YARD SWF (l0yr-24hr event) <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, B1, S1 <br />OUTLET (Proposed Silt Fence Location) <br />Drainage Area from J1, B1, S1, SWS(s)1: 0.4 acres <br />Total Contributing Drainage Area: 0.4 acres <br />POROUS ROCK CHECK DAM INPUTS: <br />Height Slope <br />(ft) ($) <br />Manning's <br />Z n Porosity <br />(g) <br />3.0 1.00999.0:1 0.050 20.00 <br />Trap Efficiency: 93.28 ~ <br />• <br /> <br />Runoff Peak <br />Volume Discharge Sediment <br />(ac-ft) (cfs) (tons} <br />IN 0.03 0.34 0.1 <br />OUT 0.03 0.34 0.0 <br />Peak Sediment <br />Concentration <br />(mg/1) <br />4940 <br />332 <br />Peak Settleable <br />Concentration <br />ml/1 <br />3.77 <br />0.11 <br />24VW 24AA <br />(ml/1) (ml/1) <br />2.30 0.31 <br />0.07 0.01 <br />#*,t,t,t**,t,t,t****~*,t**,t*,t***,t*~~*,ti,t~,t,t,t*~~~,t*,t***f,t~,t*,t**+r ,t ,t~~*,t ,t~*,t*,t**r*****,r*t <br />•~ <br />7-6-7-25 <br />