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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: E:\SEDCAD3\008\008AB10 User: RJG <br />Date: OS-24-1992 Time: 07:53:48 <br />SENECA MINE POND 008 AS-BUILT(lOYR.-24HR.STORM) <br />Storm: 1.60 inches, 10 year-24 hour, SCS Type II <br />Hydrograph Convolution Interval: 0.2 hr <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, B1, S1 <br />DIV. NO.l <br />Drainage Area from J1, B1, S1, SWS(s)1: 113.5 acres <br />Total Contributing Drainage Area: 113.5 acres <br />MATERIAL: BEDROCK <br />Trapezoidal Nonerodible Channel <br />Design Bottom Manning~s <br />Discharge Width ZLeft ZRight Slope n <br />(cfs) (ft) (%) <br />------------------------------------------------- <br />------------------------------------------------- <br />.- 31.13 15.0 2.0:1 2.0:1 14.6 0.030 <br />• Top Hydraulic Froude <br />Depth Velocity Width Radius Number <br />(ft) (fps) (ft) <br />0.26 7.60 <br />Runoff Peak <br />Volume Discharge Sediment <br />(ac-f t) (cfs) (tons) <br />---------------------------------- <br />-------------------------------- <br />IN/OUT 2.90 31.13 1091.1 <br />16.1 <br />Peak Sediment <br />Concentration <br />(mg/1) <br />475240 <br />0.253 2.65 <br />Peak Settleable <br />Concentration 24VW 24AA <br />(ml/1) (ml/1) (ml/1) <br />---------------------- -------- <br />298.78 150.26 48.03 <br />k************************~****** <br /> <br />