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1 <br /> I <br /> f..^ <br /> PC <br /> t �yy rr <br /> Mir <br /> +:. �ir�� ✓+ d;.i E'i:: <br /> 1 r y <br /> Excavattion <br /> i:. <br /> Or., Septs-mbe' ` t t }5 , Warren, <br /> A X�emn <br /> the ex_avation 04 gL-- Contaminated S.6i 1 . A ram <br /> p <br /> r was ds ` I�f <br /> 'into <br /> F <br /> the bottom, of the ta�r:' ex ava,tiGi1 a.a.d! the clean �0 <br /> F Il . <br /> stockpiled , A Dyer of gray, ,petrol Il�Iz,•-�tia neu moil was <br /> A [ <br /> enGClualta:a along the north and, west I''f£aps ot <br /> the F'X."3vation; <br /> j at the dePth of the `ormot ta.I.k_{ a k;asti'; ( approximately i f'f <br /> f. feet 1 . LaLoralury a aa '�.Y.R4es MC evt • � <br /> 1 <br /> ta.iAri `tI: <br /> invest igat ion; dated ,1/24/90, grid-jo t d that, the n.ajor i t== of � <br /> E <br />�:. i-on*ami ;aticn was l.Ccated at the hatS'd of Clhe excavation ailono <br /> I theme wad l S_ Soil waw removed fr011i tite aortia arc€ west wall 14s, <br /> i until th-e gray and ge role tell od^r no longer cue e, { <br /> ?Parent . ! j <br /> Contaminated sol". was removed f Y?m the Ka l 1 s and ba8i cf <br /> Excavation procedures web e s oppaid when petroleum S,, a in:n Ig arxc <br /> 9GIY ��f �Gt�: < � �° o f G�EC � frog! t�� w�� i s SZ �©1i no 'o�ger <br /> the floor of the excavation showed r.od sa tectab6e <br /> contaminat -1 on . Grdu 6A.W ger was not . eitzioun+-er ed du:in Cr <br /> ap <br /> eAw`_. .v4ilbvn roc.ed\cres a.-id iz reported: to be located lie f .evz. 40 <br /> and 45 feet. MeloN the surface . 4 <br /> y. E <br /> The contaminated soil (approximately 1 , 00C, cuL-i ' yards) <br /> Baa stc�ckpi le•i on plastic at the ?ale:e ' ru_-king site to 4w,alt <br /> renediation. AP2=-roxi-i:ate y 1 , 000 cuL c yards of <br /> . J <br /> uncontaminated soli was also remover`, Alur rig the excavati�;: <br />