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APPENDIX A <br /> PREVIOUS FIELD EXPLORATIONS <br /> General <br /> \1'c ccalu;ucJ subsurl;ier auil :mJ gruunJ��:ucr cunJitiuns bp rc�ic�ring �uhsurLicc caplur;uiuns Ih:�� ��cic <br /> prceiuu�ly prrli�rmeJ at the tiitc. lispluratiuro ��crc rcrfunneJ in UeeetnLcr '_'000. Junc anJ JuIV 21111�1. <br /> and in Orluhcr '_U(la ;is p;u1 ul thc s�uJics de�crihrd in ticrliun '_.I. 'I hc apprusint�i�c luc;i�iunx ul'Ihc <br /> c�plur:uiunz are shu�vn un Ihr tiilc Plan. Pipm. '_. I �plur;iuun locatium �ccrc .uncpcd or drlcrmincJ hy <br /> mc;isurinE ur paring Irum c�iniin� silc Ic;�lures. <br /> Exploratlons—December 2000 <br /> tiuhsurfxc soil anJ gruunJ��a�cr conJi�iuns �c�rc ccalu;ucd un Ihc suu�hcrn pu�tion ui lho tii�c h� <br /> adcanring cighl hurings I13-I-UO�hruuEh B-}t-11111 un Dcccmhrr 7:md 8. ZOUO ;md hy cxca���uing ninc ir,t <br /> pils 1'I'P-I thitm�h I P-')I un I)crrmbcr I i, �oUll. <br /> Borings <br /> fhc hurinp. ��cre JnlleJ hr (ircgnn I)rillin�. Inr. ol' Rcdnwnd. \1';uhinEwn ming a track-ntuunteJ <br /> ('\11i-ri50 drill rig Icyuipped �ciih an aitlum:uic hannncrl. 'fhc bunnE+ ��crc ad�anccd lu :lcpthti rangin�: <br /> fium ?I'4 tu SG I'cct hclu« thc gruund tiurl�ice usinE hullo�e-stem ;iugcr techniyucs wilieing d'.-inch ID <br /> au�cn. Grcgury Urilling ��;is suhcuntractcJ w (icul�:nginccrs, h��. anJ thc borings �rcrc .�dcanccd undcr <br /> �hc full-timc obscr��aiion ol'a prutcchnicnl cngincrr I}um(iculiuginccrs. Inc. <br /> 1 Ihc wils cnruunicrcd in thc burings �ccrc �>���:�u> �;��»ri�d ;�� ?.5 ur 5-ti�ot �crtical inicnals ��ith a <br /> i'S-inch nut,idc Ji;imcicr 1OUI. '_.d-inch 4mcr Ji;unctcr IIUI �plit harrcl ring s;implcr. 'fhc samplcs <br /> �ccrc uhtaincJ hy dricing thc s;unplcr IS inchcs into thc suil ��iih a 3(�9-puund h;unmcr ircc-talling <br /> 1U inchrs. "fhc numhcr uf hlu�cs rryuircd w dri�c Ihc s,implcr �hc last 12 inch;:s �..N-caluc") or othcr <br /> indir;ucJ dititanccs arc rccurdcJ un thc huring lug. ;u thc respcclicc santplc dcplhti. 1'hi+ N-ealuc. <br /> prueid�ti a mcasurc utlhc relati��c Jcnsity u(�ranular tioilti and Ihe rCl;i�i�a cun>itilon�y of ruhetii�c suilti. <br /> �1'hrrc �rn' dcnsc >uil cunJilium preeluJc dri�InE Ilte liill IR-innc�ti. �h� pcnclrndun rc.i�,loncc G�f �hc <br /> p:utial �cnctr:uiun i.cntrrcd��n Ihc logx. <br /> Test Pifs <br /> llir ir>i pit. �crrc r�ra�mrJ u,in�; :i ruhhcr-�irrJ ('a.r 5�01� harAhoc o�.cn�d anJ uperalcd hy ('uslum <br /> H;i:l.h�ic �� u���»i,u���� s��,��.• ,�r ia�u�,���. ��:�,i,��,��„�,. ri,� ���� ���. ��:.«<.�:��:���a �„ �i���i„ ���,��„� <br /> (rum ', �o R lic� hclu�r ihc gruund surl'acc. Picc tczl pi�s � I'P-I throu�l� 'I�P--1 and TI'-91 �ccrc uscd Io <br /> lur;nc du lintits ul Ih� concrclr ruhblc. Oncc thc nihhlc ��os cncountcreJ in thc,c Ictil pitti. �hc ��s� pits <br /> ��rrc r�IcitJed �u Iha �ecs� wriil Ihe eJEc u(Iho ruhhle ��as rntuuntered. Thc rantaining li�ur �etil pits <br /> I1 I'-5 Iluuu�:h �fP-?tl�c�rr c�c;i�:u.J iu dctcnninc ihc Jepdi u(soil cu��cr uccr�hc ruhhlc. <br /> Exploratlons—June/July 2004 <br /> Suhswi;ire suil anJ gruunJ��;ncr iunJiiion. �rerc c�:duatrJ �,n �hc r;is4m anJ suu�hcrn portions uf thc <br /> �IIC Il\' JlI\BIIiI11L Il'O I101'lI1L� IR-I-Ua thmugh 8-III�OaI �i-otn Junr '_'1 iu Juh' '. 21111.3 ;md by c.��a�tuin� <br /> i�•�� ip�i �,il. I Il'-I thn�uph I P-I111„n Jun� .'.'). .'.IIIW. <br /> . _ _. --- — --- <br /> �,,, �,. ,,,,; , ,:,,, P��Ae.l-i GcoEwmwee�sD <br /> ,;, : <br /> �i Z <br />