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SINE BY~ 3~-95 .11=14PM : 0 S~ 303 832 8106:# 7/ 8 <br />~ ..:- <br />Surface Deformation Prediction System 4.Op <br />Profile Function Method (Hyperbolic Tangent) <br />File Name --> UNTITLED <br />Case Description <br />None <br />02-24-1995 <br />10:38:45 <br />Input Data ~~~~ <br />Mining $ stem ...................... <br />th <br />l ....... Room-and-Pillaz <br />ft ~~w,l <br />Pane <br />wid <br />.. .................... ............... 600.0 ) <br />Overburden depth ... ............... ............... 500.0 ft u 5` <br />Extraction thickness ............... <br />P <br />t h <br />d <br />k ............... 15.00 <br />0 <br />15 ft <br />k <br />x3 j <br />ercen <br />rop <br />................... <br />ar <br />E <br />t <br />ti <br />t ............... <br />. <br />100 <br />0 ) <br />~ o <br />io ................... <br />rac <br />on ra <br />x ............... <br />. ) 31~, <br />Estimate of inflection point (Z.P.) .......... Conservative <br />Calculated Parameters <br />Panel geometryy .. ... ........................ critical <br />Maximum subs~.dence~((Smax) ... ................. -9.11 (ftj <br />Maximum subsidence factpr (Smax%mj ........ 0.607 <br />Offset of infliction point from rib (inbyj~........ 100.0 (ft) <br />Distance of point of Smax from I.P . ............... 200.0 ft <br />Subsidence Distribution <br />Distance Distance Distance <br />from Panel Subsidence from Panel Subsidence from Panel <br />Centel Center Center <br />)) <br />(ftb (( <br />-9f1~ ) <br />(23$ (( ) <br />-3f 24 ) <br />(47b <br />14 -9.03 252 -2.75 490 <br />28 -8.93 266 -2.31 504 <br />42 -8.81 280 -1.92 518 <br />56 -8.66 294 -1.56 532 <br />70 -8.48 308 -1.29 546 <br />84 -8.26 322 -1.05 560 <br />98 -8.00 336 -0.85 574 <br />'112 -7.69 3.50 -0.68 588 <br />126 -7.33 364 -0.55 602 <br />140 -6.92 378 -0.44 616 <br />154 <br />168 -6.46 <br />-5.95 392 <br />406 -0.35 <br />-0.28 ,b1 <br />C 644 <br />. 182 -5.42 420 -0.22 58 <br />196 -4.86 434 -0.17 672 <br />210 -4.31 448 -0.14 686 <br />224 -3.76 462 -0.11 700 <br />Y~lU^ 71N5~ <br />suy Fr ~ <br />Subsidence <br />tlf0~ <br />-0.07 <br />-0.05 <br />-0.04 <br />-0.03 <br />-0.03 <br />-0.02 <br />-0.02 <br />-O.A1 <br />-0.01 <br />-0.01 <br /> <br />-0.00 ~,~V' <br />-0.00 <br />-0.00 <br />p.r..~ <br />L /~". <br />o CT L <br />i"- 300 ~r <br />3 ~l.sz° <br />tinoFT IS7, I-ls.~.,..h <br />~- <br />/o° /„ <br /> <br />