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PERMFILE58809
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PERMFILE58809
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Entry Properties
Last modified
8/24/2016 11:01:05 PM
Creation date
11/20/2007 6:01:37 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981012
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Section_Exhibit Name
EXHIBIT 19 POSTMINING DRAINAGE CALCULATIONS 10/23/97
Media Type
D
Archive
No
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De:;ign <br />Disc:barge <br />(c:fs) <br />2'41.44 <br />Depth <br />(ft) <br />1.47 <br />w/ Freeboard: 1.77 <br />** Nom-uniform flow - <br />Bottom Manning's <br />Width ZLeft ZRight Slope n <br />(ft) ($) <br />6.0 3.0:1 3.0:1 1.6 0,043 • <br />Top Hydraulic Froude <br />Velocity Width Radius Number <br />(fps) (ft) <br />15.81** 14.8 0.999 2.74 <br />16.6 <br />Velocity shown is V=Q/A and may not be applicable <br />----DMax---- ----D50---- ----D10---- <br />(ft) (in) (ft) (in) (ft) (in) <br />------------------------------------------ <br />------------------------------------------ <br />2.19 26.25 1.75 21.00 0.58 7.00 <br />Runoff Peak <br />Volume Discharge <br />(ac-ft) (cfs) <br />----------------------------- <br />----------------------------- <br />IN/OUT 28.65 241.44 <br />********'k*********:k************************************************************ <br />• <br />C <br />J <br />
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