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PERMFILE45816
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PERMFILE45816
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Entry Properties
Last modified
8/24/2016 10:48:09 PM
Creation date
11/20/2007 12:29:43 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1996083
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
APPENDIX C TO THE END
Section_Exhibit Name
Volume IV Coal Mine Waste Bank Design 1996 (Appendix C to the End)
Media Type
D
Archive
No
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8 400.00 126.00 <br /> 9 650.00 140.00 <br /> 1o sss.oo 160.00 <br />• 11 s9o.oo no.oo <br /> 12 675.00 190.00 <br /> 13 750.00 210.00 <br /> 14 880.00 290.00 <br />A Critical Fsi lure Surfeea Searching Method, Usirq A Rardm <br />Technique For Generating Ci rtular Surfaces, Nan Been Spacif ied. <br />375 Trial Surfaces Neve Been Generated. <br />15 Surfecn Ini tiara Frae Eseh Of 25 Points Equslly Spseed <br />Along The Ground Surfeee Between X • 100.00 ft. <br />aid X ~ 250.00 ft. <br />Each Surtece Terni rotes Between X • 400.00 ft. <br />end X = 880.00 ft. <br />Unless Further Livi [scions Vere Dosed, The Minimia Elevetian <br />At Vhieh A Surface Extends Is Y • .00 ft. <br />• 20.00 ft. Line Sepeents Defiro Eech Trial Fei lure Surface. <br />Fallowing Ara Dlspleyed Ths Ten Most Critical Of The Trial <br />Failure Surfaces Exmined. They Are Ordered - Most Critical <br />First. <br />• • Safety Factors Are Calculated By The Modified Bishop Method <br />Failure Surface Specified By 44 Coordinste Pointe <br />Point X•SUrf Y-SUrf <br />wo. (f t) (ft) <br />1 143.75 85.00 <br />2 160.97 74.83 <br />3 178.57 65.32 <br />4 1%.52 56.50 <br />5 214.79 48.38 <br />6 233.37 40.% <br />7 252.21 34.26 <br />8 271.30 28.29 <br />9 290.60 23.06 <br />• <br />
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