Laserfiche WebLink
SPRING 2007 S;;nsldencp and Geologlr. Feld OGServa6pns <br />6p>< Canypn anC South of Dwrde Mrnmg Areas <br />q,rre a G~avrty~induced ten- <br />Indstone of mp Ghro Creel r, <br />rve opened up a Loot or so fly, u? <br />3.0 SUBSIDENCE PREDICTION <br /> <br />Yf' Ilnfnlne(i I.lll Vi 1"Y .rr~" nlay$IYH <br />FOrnteUUr, I~:v;4a~n1 °.., rt^~n r.:d1 JUlnt$ <br />_n:18' i:11r• rr Ire I,l!~~r.l r:+n j;r,ji'1', <br />\ rnnJensed disco,>um c,f thr .uhidenrc prechruan nrudcl that tt.t. detclunrJ li,r the 1\ ezt hIk <br />\1inr I, incluJrJ m :\Itrendi~ .\ nt tlu, rrpurt Yor thr realer', rnm.nienre \lare Jetath are <br />atnilahlr ul [~xhihu hn Il`r~u,l, [~:~hihit P(IE3 1~I111t+6 unJ E.~hihtt h1)I1 I~It(I•JI in tltc ar~rndty. <br />\Ithuu~h the basic ,uh.ulcncc prcJlrtu+n conccl,ts arc ,nntlur ti,r thr ;\rarhe Iti,rks and lies <br />(an}un mining un•u,. the ti,eua ul thu ,erUun N cm Ihr nc~t lungtcull none that a unJer <br />Jet rlupntrnt m tiuuth ut Ihvrile mining :ncaan urea tahetr the topography i~ more sahdurd <br />lupucrlphirally and the hyJnllogrc environment is JlfFrrent. <br />1'hc ,uhziJCnrr preJlruun uu,.lcl u,eJ al Ihr N'r>I filk \1inc is hasr.l un rnncrpt, drteh+ped he <br />the \auunal (uul EiuarJ I\('l31 ot'the l'nncd Kut_•dum tl'Kt in m,urv diltrrrnt ruin nunin,; <br />area,. I'In> runrrpt t, h;urd un main uhsenanun. that the Jottnttarhmg n( the ground m <br />respun,c u, undrrennnxl none toil, rausr, to vertlr.ll Ji,plarrmrm IS1, horizontal Ji,plaremcnt <br />Itihl. tih I\I. rh;urcc nt slope r, cunumrr I( 1. and hunnzuntal ,tr:un 11.1. t>nly thr thrre moa <br />important ;uhsiJenrr paruncters-vertical Jiaplarrmrm. lilt, anJ tram-are diaru,xJ. <br />831-n3T..78C Wngnl Water Engineers Inc page 7 <br />JuPy 2QC7 <br />