2000 TOWER ST GRAY WOLF HALL 2018-01-01 MF Import

APPENDIX A FIELD EXPLORATIONS GENERAL Subsurtacc condi�ions �nrc csph�rcJ m Ihc .ile h�� drilling ,i� hunn��. und contplcling h��u t�s� pi�s. l�hr horings ��'crc complcicd �o dcpths uf S!: lu 265; Icc� bclu�� thc csisting eround surl;icc and Ihc tc>I pils �ccrc complcied lo depths of-! lu 6 fuel. 'I'he drilling wns comple�ed by Iloluccnc Drillin� on A'm�ember 6 to 9. 2006 and �hc Icst piis �ecrc cumplcicd by Cusiom 13ackhuc nn Ai�ccmbcr 9, 2006. I'hc lucaiions ;md clevaliuns of thc rxplor;itions ��crc cstim:ucd in ihc lidd by uipine liuiu ceisiint sii� improvcmcnis. l hc c�pluraliun luc;dions are shu�cn on �hc Siic Pl;�n. Picmc '_. Soils cncountcrcd in tiic c.:ulorilions �cerc ��isually clussiticd in gcncral accurdancc u�iili Ihc dac��calion syst:m �Icscribcd in Pigurc A-I. A kcy �o thc boring lug s�mbuls is alsn prescnicd in figurc r\-I. � < lu��, of tltc burings arc praentcd ir I'icures r\-? tlu'ough A-7. ;md thc lo�s ol'Ihc Icst pits arc prescnlcd in ��igurrs A-8 and A�). 7'hc c�pinraliun logti :nc h;iscd un om imaprc�atiun of thc lidd :md labor;uun data and indicalc thc �arious typcs ul'soils and crounih�aicr condiiions cncnuntcrcd. Thc lues also indicate Ihc dcpihs nl whicli ihc�c soils or Iliclr char:icicrislics ch:mgr, ahhuugli. ihc changc mny aclually bc gradual. If ihc chani�c uccunrd hci��ccn samplcs, i� ��as inlcrprcicd. 'I�hc dcnsilics nnlcd on thc huriue logs arc hascd un ihc blu��'counl dnla ub�:lltll'(I IIl llll`L)OI'lI1LS UI'Jll(ILlfll'ill I1:I5C(I OIl Illl'l'OOIIIhO11S l'ill'OUllll'fl'lI IIl Illl' il'til �ll��. Obscrcalions ul' gromid�vatcr cunditii�n, �ccrc madc durine drillin�; ;md arc prc,cntcd on thc huring luc>. Uruund��a�cr cundi�iuns uhscrccd ducin� drillin� rcprcscnl a shurt icrm cum' m ;md ma} ur m;q nol hc rcprc�cnuui�c uf Ihc long Icnn gruund�calcr rnn�liliuns al Ihr ,iic. (iround��;� cunditiuns uhsrn cJ durin� drillinc shuuld hr comidcrcd apprnxim;itr. BORINGS ilorings �ccrc complctcJ usin� uurk-inuuntrJ. c�,ntinuuu,-Ili�I�i. hollo�c-,tcm aucrr�Irilling rquipmcnt. 'I hc horings �ccrc conlinuoush moni�nrcd I,y a �rutcchniaJ rnginrcr I'rmn uur lirm �ch�, csamincd and classitird thc soils cncuumcrcd, uhiaincd re�nr.cnla�icc soil s;miplc,. ob,cn cd ground�vatcr condilions, nnJ prcparcJ a ilclailcd lug of cach rxploituiun. 'Thc soils cncounlcrcd in dx horin�s �ccre s:unplcd al '_',- ur 5-liwl vcrtical in�cn;ils ��ith a '_-inch oulsidc di;mx�cr split-h;urcl standard pcnchatinn icsl (S�'�l snmplcr �cith a s�and:ud Id0-puund aulohannn:r in ,iccurd:mcc �ci�h e\mcrir,m tiuciclt ti�r'frsiin� ;md \lalcri:ils (AST\I) D I�ti6. I'hc .;unplcs �acrc obtaincd hp Jri�ing ihc s;unplcr I` inrh�s into Ihc soil ��ilh ;i 140-puund automaiic h,unmrr (rce-lalling 3U inelic,. l'hc numher ol'hlu��. reyuircd lirr cach 6 inrhes ul'penruaiiun �cas recorded. l hc hlo�c cuuni ��N-�aluc"10l thc soil ��as c;ileulatcd as thc numhcr uf blo�c, rcyuircd ti�r thc tinal 12 inchcs ul'p�nrir;iii�m. 'fhis rrsi.umcc. ur \-�;ilur. prucidcs a mcaswc uf thc rcl;iiicc drn,iic ol'granular ,oils and Ihc rcl;iti�r rousiucnrc ul'cuhcsicr snils. 'Iltc N-�;�luc (blu�ts;liwtl sho�cn un Ihc huring lu�ss h;��c nul bccn currecteJ li�r hanmier clticirncy. \Yhcrr rcry dense ,uil eor:litions ur I;uic p;u�icle. precludrd drivinc thc lidl I S-inrh�s. ihc ��cnruatiun resisl;nxr for thc parlial �,rrnu;uiun ��:u cni�rr,l �,n thr In_s. "I hc hlo�c coani, arc shu�cn un ihr boring lug,ai thc rrspccli�c samplr Jc��ih,. Tesr Pirs 1'hc icst pil, �ccrc c�cacatcd usine a rubbcr-tircd h;i�khur. "Ihr trs� ��its ��crc cun�inuuu.l� ohscnal bc a crnlcchnic;il cncinccr lium uur finn �chu cs;unincd ;inJ cl:�ssilicd ti�r .oils rncuuatercd. oht;iincd rcprescnlalicr ,uil s;nnplcs. ohsrncJ crutmd�catcr cundilions. and prcparcd ;i dcl;iilal lua ul'cach tcsl pil. l hc Ics� pits �crrr harl.lillyd ��ith Ih� r�r;i�;Ucil wils :mJ comparlid 1�� thc ��cnl pr;iclic;il �cilh thc huckct of ihc cxc:ic;�tor. l�il,�],� ;�;r,.nm.�,�� ____. __.—� .__— Pa4i i 1 --- GEOENGINEEPS� .C.mm�i l�e `nu-