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IhC ��c.l (11-.J.UIII. ����IIII IH-i-UII ;ipil li-h-III1) :in�l C;b'-CC��If:il (11-�-1111) :il�i;l;. IIuN��Cf �IIC <br /> unJucu nrntcd till i, unly :ihnul I'_.S lu IK.S Icc� Jrcp in ihc .uud�-ccnral arc;i u(�hc pn�perty IB-S-IIII. <br /> H-7-UII. ;mJ II-t+-ilnl. 'I h: iill flll un ihc nunhcrn punion uf d c �,iic is iypicall} ahuut I�t tn?7 icci ihi�k. <br /> c�ccpi nc:u 13-121N �chcre lousr Illl up lu l!I': Iccl ihic' ��:as ohticncd. Alung thc c:itil cJgc ol' <br /> Buildin� II.a dccp lin'mcr mincd pil �v�s enruuntcrcd anJ lill i�pths ran�cd Gum�31 lu 57 fcct dccp in ihc <br /> .nra Gunt hurints I{-I-l-11-1 lu 8-10-I1a. <br /> Ilir unJorumrnlcJ till lill is i)pic;dh in ;i loox lu mcJium dcnsc s�ntc.md gcacrally consists u(gra� and <br /> hm��n .iln linc t��inrJiwn �anJ ��itli c;in in�ainuunts ul'praccl. <br /> lhin ntruru�r:d lills cunsistinE ul rnmp;irtcd iill �ccrc plarcd Iln�c summcr '_(1001 o�cr unJ��rumcntcJ lill <br /> lill :dung the ��est nnJ suWh-ceNr;il are;u uf tha tiite. titruclur:d lill c�istti in �he sotnh-ecnlral, ��as4 and <br /> nui7h�cc,t arcns ul thc silc anJ ��;is plarcd uccr cxisling unJocumcNcd lill. Ihc structural till wa. <br /> cncuuntrrcd in scrcral buri.�gs Jrillcd in thcsc ;ircas ;mJ typirnU� cunsislti ul'silty linc sanJ ��i�h gracel <br /> Itill lilll. fhc ��nictural lill is t�piudly Ictis ihan 10 tcct thirk anJ ��as placcJ ��ith scrnpers and <br /> rumpaclyd Iv ;u Ic:i.� 9'_ perccnt \IDI) per AS'I\1 D 1557 "Ihc struciural till is Jccper ncar B-B-INI <br /> hrcau.c ul n funncr �argc Jru�nagc dilch tlml c�islcJ in Ihis arca. 1\'c ub,cnrJ fill plarcmcnt ond <br /> cnmp;ictiuu un a periuJir h;uiti ��hcn ihc lill v:ns pl;iccd Juring thc latc summcr uf�000. <br /> Concreto Rubblo <br /> A lar�;i cuntrcic nibhlc lill 1('RI'I cumpuacd primarily ul cuncrcic rubhlc ��'ilh Ic�ticr antouNti of oihcr <br /> run�lrucliun dchriti rsitilti in thc c;ialcrn pur�iun u(Ihc tiitc, ati tihu��n in PiEurc 2. 'fhc CRP that caitils un <br /> ihr siic i,i,nly a small puniun uf a much largcr nihbic lill Uiat cxicnds tu�hc caxt. 7 hc rubblc lill cunsi,t, <br /> primnrilq i�f cuncrctc ul'�;uiuu, sircs ��ithin a luo,c IU II1ttI111117 lIl'I�SC tlll1�fl.0 OI �I'81'tilll�' I:OI' 10 mcdium <br /> s�mJ �cilh gra��rl. �I�hc cuntpusiliun uf thc ('IZI� �cati �,n,«,��a n�.� ��, �i,< «.� r+� �r�i�,�.����,�,•. �i��,� <br /> oh�cn�d CHP printarilp cumis�s of cun�rctc nihhlc I�rutn hrukcn tilahti, calch batiins, pipCti anJ prcr;ut <br /> pilc.: rcc�cicd cunrreic and ❑sphalt: lightly ccmrntrd s;mJ Icuncrcic �cashout Gont tnicksl: anJ <br /> un-rcinlirtccd �sccss cuncr��c pour.. Ilu�cc�cr, eariuus whcr dchris including asphal�. ti�)'roliiant, gl;us, <br /> ��I:u�lc. �circ. �tl'CSlrestiinE Cehlc�. ��'ouJ. InClal drum. and a rubbcr�irc �ccrc cncuunlcreJ in ihc ruhhlc fill. <br /> 8uring R-I-UII ��ns aJ�;mrcJ thruugh Ihc rubhlc ;mJ intu Ihc undcrlyin� dcnsc uut�rash �and. Thc <br /> cuncrctc rubblr lill uhscncd in R-I-UO ��;is apprusinuncl� 50.5 1'cci dccp. '1'hc concrctc nihhlc �ill �cas <br /> ;il�u cncuunlcrcd in a�ch ul Ih� '_o11a tc.t pits ;mJ hurnEs Iuc:i1�J un Ihc Ctiti� tiidc uf the tiilc, cxc�pt (ur <br /> hnrmes If-S-Od and 8-10-11d. Il�c CHP ;uca uecupics �ipprusima�cly thc cas;crn onc-third to unc-half of <br /> Ihr pitip�ncJ I3uilJing N foulprinl. <br /> I hc Cltl ��:is gcncr:ill� in � m:ilri� ul' luusc to mcJium Jcn+e silty sand �eith graecl. Zones ��f <br /> prrJuminal�h' cunrrcic ruhblr 1>II tu rU perccntl �ccrc ubxncJ in thrce uf lhc test pits 1'fP-_'-0�3, <br /> 1 i' 7-11.3. TP-S-OaI. .ignilirant rubhlc 1?0 tu all pcncnt) ��;�� ��hscr�rd in 'fP-I-0�1 and TI'-6-fld�. �rhilc <br /> .c�rr;d udirr tr.t pit> rncountcrcd Icss ih;m lU pcncni ruhhlc mi�cd in �cith lill soil. <br /> Ih.• ('RI ��;is cnroumcrcJ oerr d�c ,ilt cl;iy dcpu.i�+ in l�.�rin�s B-I-U�. B-d-0�1. R-S-Od. B-r,-Od unJ <br /> H-7-o�i. 'llic('RP has a �uud d�icknc+s uf 53 to S7 tict in horines B-I-00 and R-'_-04, respccti�cly. Only, <br /> ;i Ic��� �uidti �cere uhscneJ in Ihr (�RP. �fhe cuiJs �+�rre nhser��eJ in tesi piu TP-Z-Oa anJ "1'P-5'OJ :md u <br /> �.�n.iblc �uid ��as :dao uhscncJ in hurin� I��)-11�3. I hc ��,�a, :�������a u, rangr in sizt Gom 6 �o <br /> .'l inchrs. \'uids �ccrc ,is.uci:nrJ �cilh thc :utnulu. u( mLrct anJ hrukcn pipc Jchris, urcasional c�tch <br /> h.i.ins. ;md��ilh s�v,iee undrr assoitcd cuncrcte drht i.. <br /> ':inr icst pits ��crc ;d,n c.�ca�atcJ in ihc ruhl•Ic :ur❑ in �OIW io :iiJ in drlincating ihc limits and <br /> �umpusitiun o( Ihc ruhhlc Pi�c icst pits �'I'I'-I lu 'IP-d :mJ IP-91 ��rre c�c:�ca�cJ tu dclincalc Ihc <br /> ��rrimr�cr ol'�hc ruhhlc in nrccti�ihlc ;irris. �chilc Ihc o�hcr liiur�cst pi�s(TP-5 tu TP-Kl ��'crc complctcJ tu <br /> 1,:. �.. „�r „��.� n�� Puti�r 6 � .___ GWENGINEEIIi� <br /> � � <br />