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PERMFILE71521
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PERMFILE71521
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Entry Properties
Last modified
8/24/2016 11:20:49 PM
Creation date
11/20/2007 11:53:51 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1996083A
IBM Index Class Name
Permit File
Doc Date
9/11/2006
Doc Name
Appendix A to Appendix C -Report Dated 11/10/03
Section_Exhibit Name
Coal Mine Waste Disposal Area No. 2
Media Type
D
Archive
Yes
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SEDCAD 4 for Windows <br />rnn.mnM w°N Oamcla ~ GMwh <br />7 <br /> w/o Freetoard w/ Freeboard <br />X-section Area: 0.74 sq ft <br />Hydraulic Radius: 0.195 <br />Froude Number*: <br />Manning's n*: <br />Dmin: 4.00 in <br />D50: 12.00 in <br />Dmax: 15.00 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Structure #i3 (Riprap Chann%j <br />F9 <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Left Right <br />Bottom Freeboard Freeboard Freeboard <br />sideslope sideslope slope (%) <br />Width (R)} Ratio Ratlo Mult x <br />Depth (R) % of Depth <br /> (VxD) <br />3.00 1.5:1 1.5:1 45.0 0.30 <br />Riprap Channel Results: <br />Simons/OSM Method -Steep Slope Design <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 9.37 ds <br />Depth: 0.10 ft 0.40 R <br />Top Width: 3.30 R 4.20 R <br />Velocity*: <br />X-section Area: 0.31 sq R <br />Hydraulic Radius: 0.093 <br />Froude Number*: <br />Manning's n*: <br />Dmin: 6.00 in <br />D50: 18.00 in <br />Dmax: 22.50 in <br />Velodty and Manning's n calculations may not apply for this method. <br />Structure #17 (Erodible Channe/1 <br />F13 <br />I• <br />Triangular Erodible Channel Inputs: <br />Filename: POND F.sc4 <br />TR-43 <br />A PPR ovE~ <br />~r~n~®~ <br />App. B-16 <br />Printed 09-01-2006 <br />09/06 <br />
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