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1\. \11 )F1 \I ~1 \lill 111 \I(1\t \II'\fs <br />A systan of Ihrae control puntts and a~ nu,nununts wcrc astahlishcd u, tha final <br />MutYal pit area during the lixtrth quancr of 1997. Ihr purpose ul the n,onuntcnu is to <br />monitor the hillslope ti,r long-ICrm stahiltty. 1'ha three control pouts were placed to font a <br />Iarge triangle. lhr ralerence contrnl point was cstablishad ;dung Ihr top ul tha hrlhidr in <br />undistunc~d ground above the linal Mull:d pit. 1'he t,vu additional control ponris Iback-atcs) <br />wcrc cstahlishal in undistunc~d ground north+vcst mui south of the rctercncc putu. I he hark- <br />siles wcrc rstahhshed to +crily the location n( the relercnre point. 't'he monument, wcrc <br />installed in p:tirc with the lira pair, Std-I and tiM-'. established in the lower Ihiu.l ul the find <br />pit area SAI-I was placed approwntalely I30 feet south of the lin:d pit higlncall ^nJ Si\d-' <br />was placed approxnnataly 3~1U fret south of tha tin:tl pit htgh+vall. I he sccunJ pair. tiM•3 and <br />SM-•3, wcrc inaalled approxnnateh mid-,ca} along the pit. SM-3 u:ts placed appn,~im:uely <br />I IU feat south of the high,vall and SA1-~1 was placid appn,~itnalely 32~ feet south ol'tho <br />highwall. d ha last pair. S\1-~ and SM-n was uutallyd in the uppar thtrd of linal pit area ~\I- <br />5 was plareJ approsintauly I5t1 :oath ot'the htgh,vall and tiM-(, ,vas placed appm~unatrly <br />3;11 fact .oath of the high,vall I he nwnun,rnts consist of T to 3' sections of :- I "' +Ganutar <br />drill steel dn+rn i-I '" to h-I.''' n,ln Ihr pit hacktill material. <br />fhe nwnumcnts are Iu be wr,cvrd quarterly tha first year and :nnnu,lh thercalicr In <br />?11113. a Icvcl loop was sunryui proviJn,g alecaUOn u,ti,nnation. Ilowever. duo to an <br />equipment maltirnctaon, ~ and ~ cnurdm;ues weer lost fhr cuurdm:ucs of the initial <br />nnnuununt sunev and subsequent .un r}~ arr pn„ idcd ut \pprndi~ I' <br />\. Iltl)I l (I21 I h ~\~I)~11)\1. <br />Momtonne of 1Vell lY S-I w;ts initiated ut 199i to ensure the absence „f nunut~ <br />impacts on tlta Tn,ul Crackl:uulaonc ayutier. Rcstdts of the nunutoring eftbrt are provided <br />in ;\ppamiu F. To date. no unp:uts from mmutg acti+ny arr rc,dem u, 14'ell I t'S-I 'f('S-I <br />was not santplcd m '(IIW due to equipment problems. 1'hr drnx,luion of :m a~lt:rcrnt house <br />ramo+cd power tium the site. Uunng den,uhtaun the wall sustan,rd damage. tiamplmg ,vas <br /> <br />