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<br /> ` t ,�PRE .IMINARY SUBSUItFACE`�NVFGATIQN y �� }
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<br /> qt,t. ` , ORK PLAN' r `z
<br /> + IVF :� ° - May1996
<br /> - :Mettler..:Pt•operty.
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<br /> T _ 14090-Alpine RoadY µ ..
<br /> ,I odi;_Galiforma ym
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<br /> In'�accord ''
<br /> ' ance:witlithereitiiest:ofll . Leroy�lVlettlerIdi�inicedGe6Environxnental;�Inc..(ACrE) }ias;k '
<br /> ' e : ,prepared#his Work-Plan fo-"r_, orniaiice:of a sobs iiface investi atiori t 140.90.Al ine Road to I;odi, �3 [z4*
<br /> _:-California��tie_;scopef viiork ineludesthe acivanceinent'of sixysoil"_probings:near the locations'.of two
<br /> _ .urideground stoiage taroks.atalie sub`ect'srte;:The Ioeaff6n- -PIWsite-"is ill'ustiated".:in �]�re
<br /> 'AMap.;4 plan°,of the situj_sillustrated�on-Figure•2- Srte plafa�
<br /> 't'�• �l�'''�`.dFx "•' r_Fe•` f; ::•: _$s �•.b•:•+ :�� _,�x��'.:.'_E`- - ":v � .�" ..� 1"".' r�'-'•� `' :--'•` �str-:'�-4_it.r
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<br /> J o Ian rs_prepared_ iri-accordance',i ith'San~Joaquin ounty 'ubi c,Healthy. ervices:
<br /> Envaronrnental`Health',Divasioii PH IIID -- -�
<br /> J •. . (., S } arid��ent'ra1.�Val�ley Regional"Water Qualrty Control " -
<br /> ;',; :Board guidelines for_the investigation of undergrotitid-s_toirag6tank�(_-UST}sites •
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<br /> I ►:` 7, The''sitefs•ptesentIyp6capied-by a i,esidence-aiid approximate y�lk8 a es i�if:"vineyards/orchar `
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<br /> r _ ga ohne and ona'>�e ting oil.under dt nd_-stora a tank: UST are16 ted"on they ro ert"
<br /> understanding ttiat-fhe gasoline UST was filled w_ith'coi 6rete slurry in ]L99 and.the fuel,_iti-the heatir�g�sem: r
<br /> pil;tank hasbeen'disposed:r'AG1_✓:peif6r7ned`an iriifial pr.eli6'n irlve t gation
<br /> 1Viarch`:1:996 One soil sample vias.collected:Yn:tleiinity of_each�iJST:' troleum',hyr-oear6ions
<br /> =were,tiefected:in broth soi'I sarripies^collected A.n,additional`investigati�n.wr1I be requ�red''to;assess .,,,a {-
<br /> =ilie lateral and"vertical extent if-impacted_soil + -'# _ k '� _ _ - `: w1
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<br /> x 4. 1 -.PROBINGk -'SAl�+il?LING -
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<br /> '�T -.. ,:" 1 ?tee- :.. �..
<br /> ? M'AGE proposes to{riitially advarice,six soil':pioliingsto maximum depths of 25 feet below surface `
<br /> ade s ProbinJs'i nll t e•adv_anced.l7 in t ` sem" 3 _ r� R.
<br /> •''` (b g). g s g_a;Geoprvbe_5400 soil:pro:ing unit equipped witft 1 1'25 -°9 iv
<br /> anch di�iiete "probe ods..Probi gs-:will a advanced 'around='the?UST�, r i . Pro_ posed proing4
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<br /> focatiorrs-areltlatrated on:Figure_2.. ° "3 �rTer a- -. _ - =_;� '�-Am-
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<br /> .®:Soihamples will be-cot
<br /> leefe a five-foot tntervais to mostprobrngssome probrng5�may be"saritpled
<br /> gat three-foot uitervals:.Samples'will•be collected using a_Geoprobe°sampling:a'ssemblypre4loaded wrfhN.
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<br /> :'"'•'four .I 1Z5 wy 6 inch brass sleeves. Vpon;retrieval;the ends o ahe�secor d;lirass, sleeve will bei
<br /> covered with Teflon=sheets, capped°and•�sealed with Pape'the--samples will b'e:placed:in_a;ehitled:"r` _
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