|
, DEC ZO'96 16:25 FR LEVINE FRICKE 510 6524906 TO 12094683433 P.03/05
<br /> • p 09 Ir January 1991
<br /> r oversight of LPL and the Re&KW Water Quality
<br /> Propetties.ltd.v.Nomura Aiglims,et al.Cris No.CIV-S- l:Oatsvl Board.Ceninl valley Re1t"rrs(RWQCB).1b
<br /> 91-760 DFL IGGHI(F.D.Cal-I g_cvi,11). As a result of comply with the Courts orders,IevitwAie:ke,ix,w
<br /> Levine Fricke-Recon Inc.(LFR).1111.Cite Project Maw
<br /> Di t District
<br /> tganon,the llaised Stares Brats its Court.!_,seem des; ed b the SrKM%.has piepated an Rl1FS
<br /> Denier of GUforbia("the Cuwr')rxdc[cd the SUL'Us w ager' Itnat y .
<br /> invegigare and clean up rlr.rxmitaminatiou undathe Work Plan to perform dr0 urvtlrig4tiem.
<br /> PROPOSED INVESTIGAII(MU
<br /> The RYES and IIIA Work Plans Call for she perfuntimur Of Plums PCAIatew InvOBtlgaUon
<br /> attain 1,014 investigations on and off she,Site as ttiscussed
<br /> below,prospective work locatiuos are ahPwn in Figure 2.Of A ett ed Perimeter i Investigation will be c"I4:91 d at
<br /> this fact sheet.Additional bcalilm%may IK required. selected locations in neighborhood Site
<br /> nrxl rornnnm-ial
<br /> depading on she results of this laanned work.A discussion Parking lots locoed adjto w ic the Site nig cont and
<br /> t char will Im used for Use invcstitations is characterize the crtm.t to which dry cleaning Source
<br /> ii ns.
<br /> ation
<br /> of the equilstnat has migrated its giranxiaater away from the sauce arena.
<br /> also included.A jV,1pniae pctmiu will be obtained,where me plunir.Pea imetei lawstlgabon MISS Include collection
<br /> napr)nsl,1wrode performing the hold work. of hthologw-data,iastallasion of groundwater monitoring
<br /> source Invemigartion wells.wil"On of groundwa se samples,and performance
<br /> of aquifer testa.Detailed information On the proposed]n-
<br /> A Sonan,hivestigifNn will be conducted at selected vwugsuoa is watamed in Section 3.0 of thr RYES wrnk
<br /> kK 4604%within the parking lots u the Site to ideadfy SM plan.
<br /> chamcieriu auspocad Or known dry cleaafng cuutxiui%'•
<br /> tion x1tuise areas along selected Portions of the%mniva3• The equipment used for dire Pwtir.ns of the imi atigations
<br /> sewer system and around the former aad 1....144 dry and for the duraios of fir.Id adxti cities will be similar ro Was
<br /> cleaning facilities-The S utrt,r Inve.tigdiai tacks will be described fa the S.vxfra;Investigation.
<br /> conducted saqueatially rut id,J.lde OrdIcetion of atholagic IRA Activities
<br /> dap,colintim of Aril vap is,sal and groundwater
<br /> sampka,un1 iasrallatm,of additional groundwater;seal- Ili,IRA Arrivairs will be conducted at the Site in two
<br /> ted in-,U- -•iter
<br /> setting wells.Detailed information on the grope phase...Phase I will include the uYtaltYlon o grou
<br /> g4nnns is contained in Secboa 3.0 of the RUTS Wreck Planextraction wells neu the downgradiemt edge Of I.ia7rin
<br /> C:oraa and piping to convey ext:acarl giwndwater to It
<br /> Various sifts and types of field equipment will be ui-i for centrAzed treatment uqh m 1r.insulhaf at the Site.
<br /> this investigatico-the majority of the a plipmun will
<br /> consist of a cone pnuuaYos testing(f'PF)ng. which Isefon installing these trillium.I,Miti nal investigation and
<br /> will be used to push an instrumented tache Isco Sad to testing activities,sorb x,ii,%Wladon of additional ground-
<br /> obtain lithologic dna:sial drilling rig.which will by used to water moluwsiug welts,csdlecdon of lithologic data and
<br /> drill holes in the gnnndd to obtain coil samples andietspll Sp.mindwmrrsainplesusing Cl'Iequipment.and prrfa-
<br /> gruuudwarr.,wells:soil-vapor sampling rig and mobile ,n.ucr.of aqujfer pump ttels,will be conducted xi i In•
<br /> Ixhrmuny,which will be used to pound a probe iuw d.r Site to facilitate design of the Phue i IRA.TI,equipment
<br /> g.lxud.Obtain a soj).vopnr Sample,and analyrl ii cin the used will be similar t0 that dewhi ed for tin;Source
<br /> Ineseuce Of dry planning contamination-lad ga',physica) Investigation.
<br /> logging rig,winch will be used in obtain lobulogic data
<br /> tram boring prior to well consinnaikv, Such vehicles are The Second phare will Ukely include instillation Ot soil
<br /> typically no larger than*rknrhk-axle truck-Concrete .aper extpaion wells and a ueaunrm syx6In in areas
<br /> incite,water rucks,a 1•,1411 forklift.and other ancillary rdendhed during the Crn,nz Lrvestigation.Vapor extraction
<br /> equlpusenr Will 41..1 lie used on wcolon.The duration of wells will be iustmlle-i in a manna similar to the ground-
<br /> field w.tivitira will vary from less ohm one hour no approxi- dere;Ino"A irtscstigation is contained in Sectio10 Acd information u,the
<br /> Inmrl) 10 days at any Sinn location. P u
<br /> MA V.'inutk Plm,
<br /> a e
<br /> Notices will be provided to residew,and buslocsSC9 1G p.u, r„7 a.r will
<br /> Field work ly he pucu,s1 1J ng der
<br /> mun diately adjacent to the atrA1 where frcld work will be .h.gq,iitg censer vmlt be primarily condw:dcd Anding daylight
<br /> performed before the scheduled field ac0vsty is to be hairs wherever possible.Traffic plain will be prepared for
<br /> performed.MW upbrrl will describe the location,type,ani work in public r
<br /> pedestrian ights-of way w vafrly route vetucle anwitl
<br /> an traffic amrmd do work are",lbs SDCDs
<br /> darariem of We anticipamd acuvrces.Soule of 1111 frrkt work w nriiuiinirt..noise and other potential impnres to
<br /> (:anter shopping
<br /> ,rrptircd at the Litmoln img clmer will resieattek r1 aid businesses.
<br /> perrormad during mmn-business hum,(finm approximately
<br />
|