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PERMFILE51266
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PERMFILE51266
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Entry Properties
Last modified
8/24/2016 10:55:25 PM
Creation date
11/20/2007 2:49:31 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982057
IBM Index Class Name
Permit File
Doc Date
5/5/2005
Doc Name
Ditch Calculations
Section_Exhibit Name
Tab 13 Attachment 13-6
Media Type
D
Archive
No
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Civil Software Design -- SEDCAD+ Version 2.0 <br />Copyright (C) 1937-1990. Pamela J. Schwab. All ri;hts reserved. <br />Company Name: Peabody Coal Company <br />Filename: E:\SEGCAD3\SEN\2WRD-B•8 User: RJG ~ <br />Dace: 10-26-1990 Time: 15:34:44 <br />SENECA II-W HRD-B8 <br />Storm: 1.G0 inches, 10 year-24 hour, SCS Type II <br />Hydregraoh Convolution interval: 0.1 I-~r <br />---------- - - - <br />---- ------------------------------ <br />NON-POND STRUCTURE INPUT/OUTPUT TABLE <br />----------------------------------------- <br />----------------------------------------- <br />J1, 81, S1 <br />HRD-B8 <br />Drainage Area from J1, 81, S1, SWS(s)1: 29.7 acres <br />Total Contributing Drainage Area: 29.7 acres <br />MATERIAL: OTHER <br />Triangular rlonerodible Channel <br />Design Bottom ~^ann~ng's <br />Discharge Width Lent TRight Slope n <br />(cf") (ft) (95) <br />------------------------------------------------- <br />------------------------------------------------- <br />3.86 2.0:1 2.0:1 :..~ 0.035 <br />Top Hydraulic Fronde • <br />Deptl-~ Velocity Width Radius P.umber <br />(ft) (fps) (ft) <br />----------------------------------------------- <br />----------------------------------------------- <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------- <br />----------------------- <br />IN/OUT 0.83 3.36 <br />• <br />
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