Sectionlll: Appendix

1. AgreementStatement AppendixA

z. SiteSafety Plan Agreement AppendixB

.J- HazardWaiver AppendixC HazardEvaluation Guidelines AppendixD 5. Accident/lncident/NearMiss AppendixE 6. ProjectPersonnel AppendixF

Sect'lon lV: MaterialSaiety Data Sheets

Benzene Ethylbenzene Gasolines:Automotive Kerosene Oils,Fuel 1-D Oils,Fuel 2-D PolychlorinatedBiphenyl Toluene m-Xylene o-Xylene p-Xylene

SectionV: SiteDescription and History - _ Engineers

? l I 1. Introduction

The HarrisonGarage Pro.iect will be dividedinto five phases as follows: 1. Phasel: Removalof two subsurfacegasoline tanks and associatedpiping andpumps. 2. Phasell: Removalof hydrauliclifts in iheservice area garage (Harrison Street). 3. Phaselll: Removalof twowaste oil tanks, an asbestoslagged pipe and possiblythe removalof an additionalhydraulic lift in thebasement (Alice Street). 4. PhaselV: Scopingof subsurfacecontamination. 5. PhaseV: Remediationof contamination. This SiteSafety Plan is applicableto all phases.The startingand sequenceof each phasewill depend on the arrangementamong the interestedparties. 1.1 Background

AlvinBacharach and BarbaraJean Borsukhave retained to assesssite conditionsand provide a Site Safety PlanaI 1432-1434HaTiison Street and 1435Alice StreetGarages, Oakland, California (Section 5). The purposeof ths SitsSafety Plan o (SSP)is to provide Engineers, lield personneland subcontractorswith an undeistandlngof the polentia'lchemic?Fnd pny'sicalhazards that existor may arise whilethe tasksof this proiectare performed. This SSPdescribes the proceduresto be followedto reducaemployee exposure to potentialhealth hazards that may be presenton the projectsite.'Th6 emeigency respglse proceduresnecessary to respondto suchhazards are alsodescribed within this SSP.The SSPis primarrlydesigned to guideproiect personnel on how to respondto normalor extremecondjtions that may ariseduring the proiectexecution. Some of the sitecharacterizations contained in the SSPare basedon th€ site assessmentreports of SubsurfaceConsultant, Engineers,and . Datafrom Chromolablaboratory analysesand resultsof s?mplesfiom the subie-I5rTewere also considered. See AppendixG for detailedsite assessment reports. Normalconditions are whenth€ oetroleumhvdrocarbon vaoors in the ambientair are below50 ppm as monitoredwith an OVA.Ccjnditions are eitreme when the petroleum hydrocarbonvapors in the ambientair are above50 ppm as monitoredwith an OVA. 1.2 Objective The primaryobjective ls to ensurethe wellbeing of observers,field personnel and the communitysurrounding the sublect property. To do this,project staff, cli€nt personnel and approvedsubcontractors shall acknowledge and adhereto the policiesand proceduresestablished herein. Accordingly, all personnel assigned to thisprojecl shall o readthis SSPand signthe Agreementsand Acknowledgem€ntStatement (Appendix A) I S;reS3'ery Plan - pag8 1 - ambientair with an O2ILELmeter. lf the LELreading exceeds 20%, leave tne sitelmmediately and contact the fire department. - Contamination:Contact with contaminatedsurface or surfacessuspected of beingcontaminated should be avoided.This includes working through' kneelingor placingequipment in puddles,mud, discolored. surfaces or,on drumsdnd iltner contblners. Eating, smoking, drinking and/or theapplication of cosmeticsis prohibitedon thissite in theimmediate work area. Inrs reducesthe likellhood of contaminationby ingestion. - FallingOb.iects: Hard hats must be worn by allproiect.staff and observers whenEver'constructionactivity is takingplace (i.e.,'drilling, excavation, etc')' - VehicleTraffic: All proiectstaff and observerswill be requiredto wear a iluorescentsafetv vesfat all trmes while on site.In addition,use flags, tapes, barricadesand conesto desiqnaterestricted areas.

- FYnlnqinn .Prnlpa .-.--lion: f"ptosion-prooflighting will be usedin thebasement ar6aduring all work. Explbsion-pioofvedtilati5n equipment will be usedto controlairborne contaminant levels during all work withinthe garagearea. SeeTable ll for the locationof venlilationequipment and otherprecautlons needed. 2.3.2 WellInstallation, Developrnent, Gauging, Baling, Sampling Skinand eyecontact with contaminated groundwater and/or soil may occur during thesetask6. Butyl nitrile rubber or neopreinegloves and approvedsafety go.ggles should be worn when contactwith contaminated substance and/or splashis posslble. 2.3.3 SamplesPreservation Whenhydrochloric acid (HCL)is used,skin and eye contactcan occur.This hazardcan be redu6edwith the use bi butytnitrile rubber or n6oprenegloves and the use of safety goggres.

2.3.4 CleaningEquipment Skinand eve contactwith trisodium phosphate methanol or othercleaning substances can occuri,vhile cleaning equipment. This hazard can be reducedwith the use of butyl nitrilerubber or neoprenegloves and the use of safetygoggles.

t) ) SileSaJety Plan - page3 - 3. PersonnelProtective Equioment

'l 1 Annontehle lorrolc

LevelD isthe minimumacceptable level for thissite in non-confinedareas. Level C is acceptablefor thissite in confinedareas. ModifiedLevelD/Sidewalk: Cover-allslvork uniform Sieeltoe and shankboots Butylnitrile rubber or neoprenegloves (optional) Splashgoggles/safety glasses ii potentialfor splash Hardhat Fluorescentvest Tyveksuit (optional) Hearingprotection (as appropriate) LevelC/lnside Building (Conf ined n reas): fullface respirator.NIOSH approved, wlth organic vapor cartridges Tyveksuits (if splashhazard is possible,a coatedsuit must be worn) Butylnitrile rubber or neoprenegloves Steeltoe and shankboots OuterBoots/chemical resistant innerdisposable gloves (two pair recommended) hard hat fluorescentvest hearingprotection (as appropriate) LevelB: - airsupplied respirator - coatedTyvek suit, such as Saranex - Butylnitrile rubber or neoprenegloves - Innerlatex or vinvloloves - Steeltoe andshani boots - outer boots/chemical resistant - Hardhat - Fluorescentvest - HArrinrr rrra\t6.li^^ /.. an-.^^ri.t6\ | \clr clPP' '.JPr rara, LevelA: This is the highestlevel of skinand respiratoryprotection. lt includesall of Level D.

4. DecontaminationProceclures 4.1 Procedures

All operationsconducted at thissite have the potentialto contaminaterhonitoring equrpmentand personnel protective equipment (PPE). To preventthe transfer ot contaminationto vehicles,adrninistrative areas and personnel,the followingprocedures o must be followed:

SireSaiery Plan - page5 - theMaterial Safety Data Sheets located in Section 4. The following is a healthanalysis of thesechemicals:

Gasolineconstituents can be divided into five maior groups: alkanes, alkenes, cvcloalkanes.aromatics and additives. The aromatics are the constituents generally r6gardedto be of thegreatest toxic concern. The maior aromatics in galoline.are be-nzene,toluene, ethll benzeneand xylene. Of these, benzene is consideredthe most toxic.On'e characierisiic efiect of gasolineand its aromatic constituents istheir ability to irritatethe skin when repeated or prclongedexposure occurs. Benzene Benzenecan enter the bodythrough inhalation, lngestion and skin contact. Studies have notedthat chronic exposure to benzenevapol can produce neurotoxic and hemotopoietic(blood system) effects. Other effects can include headache, dizziness, nausea,convullions, coma ahd possible death if exposureis notreversed' One significdnteffect from chron'c behzene exposure is bonemarrow toxicity. There is also aiassociatiOnbetvveen chronic exposures to benzeneand the develOpment of certan typesof leukemia. Toluene Inhalationexposure to toluenevallor can produce effects such as centralnervous systemdepr6ssion. Depending oh exposurefactors signs.and symptoms can include h-eadache,dizziness, idtigue, muscular weakness, incoordination, drowsiness, collapse andDossible coma. Toluene can be a skinand mucous membrane irritant and studies o havejshown that high levels ol tolueneexposure can cause liver and kidney damage. Ethvlbenzene Exposureto ethylbenzene at highvapor concentrations may produce irritation to the skin,eyes and u'pper respiratory tract. Overexposure to ethyl benzene vapors can producecentral nervous system depression with symptoms of headache,nausea, ilizziness,shortness of brrjathand unsteadiness.Prolbnged skin exposure to ethyl benzenemay result in dryingand cracking of the skin (dermatitis). Solvent resistant glovesshould be worn during sampling to preventexposure to the sk'n. Xylenes Dependingon exposureiactors, inhalation exposure to xylenevapor may produce centralnervous system excitation followed by depression.Exposure to xylenevapor can producedizzinesi, staggering, drowsiness and unconsciousness. Atvery high concentrations,xylene vapor may produce lung irritation, nausea, vomiting and. abdominalpain. Xylene is notknown to possessthe chronic bone marrow toxicity of benzene,but liver'enlargement and nerve-cell damage have been noted from chronic overexoosure.

f)iccal /Koracano

Dieseland kerosenefuel components are less volatile than gasoline. Alphatic hydrocarbonsmay be saturatedor unsaturatedopen chain,branched or unbranched molecule.Health precautions include ventilation for confinedspaces. Symptoms of over exposureinclude nausea, vomiting, lung irritation and headache. aT

Sile Salety Plan ' page 7 - TasksPerJormed Within a CcriLrreoScace - The scopeof r,vorkfor thiscroject cjoes not include confined space entry such as tanks,but wilL entail work r''rrthin a building which, for the purposesof.this olan.is considereda confineclarea. All work within confined areas requlres the useof LevelC protectiveequipment (see Section 3.0). Allmonitoring equipment must be calibratedand maintainedin accordance withmanufacturer's Tec omm e nd atio n s. 7. Healthand SatetyRequirentents 7.1 MedicalMonitoring Prcgrarr.r

All_ and_ fielcJpersln.ci .'rLstnave annual medical evaluations in accbida'ncewllFTh'e comca.y s Hea,tra:cl SafetyProgram policy. Additio-nal reevaluationwill be considere.lrn the event of chemicalover-exposure wnlle worklng on this proiect. The hemicalstypical of pelroleumhydrocarbons can affectspecific organ systems characteriiiichealth eflects. Thb medicalevaluation will, therefore, focus on ihe liver,kidney, nervous system, blood systems, and skin and lung function. Laboratory testingwill include complete blood count, and applicable kidney and liver-function tests. Othertests include skin examinations. 7.2 Training All oersonnelworkinq on tankremoval at this siteshould have received a minimumof 40 I hoursof initialhazardous waste activity instruction and a minimumof threedays ol field experienceunder the directsupervisioh of a trained,experienced person. Personnel as'signedto the site are alsorequirecl to haveeight houis refresheitraining per year.On- site inanagersand supervisorsiiirectly responsible for employeesengaged in hazardous wasteoperations are requiredto havehad an additionaleight hours of supervisory training.These training requirements comply with the OSHAHazardous Waste Operationsand EmergencyResponse regulation, 29 CFR1910.120. The initial40-hour training and the 8 hour annualrefresher training includes specific detailson the iollowing: - RegulatoryRequirements - FirstAid/CPR - ContinedSpace Enlry - ResoiratorvProtection - Air Monitoiing - DecontaminationProcedures - HazardCommunrcation - Toxicology

Thesespecifics are then ccmt)limented wilh actual hands-on experience with use of personalprotective equip-nenr .ind I ' ,-ro^,tor,ngequipment. o i Srie Saletr'PIan - pagB I - hand).The GFCI does orovicie Di'otection aqainst the mostcommon form of electrical shockhazard, the groundfarrrt. lr al>oproviEes protection against Jires, overheating, and destructionof insulationon r,viring. GFCIscan be usedsuccessfLrll'./ to reduce electrical hazards on constructionsltes. Trippingof GFCIs- interruptionol currentflow - can be causedby wetconnectors and tools.lfis good practiceto limitexposure of connectorsand tools to excessivemoisture by usingwatertight or sealableconnectors. Providing more GFCIsor shortercjrcuits can pieventtripping caused by thecumulative leakage iiom severaltools or by leakages from e)dremelylong circuits-(Aclapted from OSHA3007; Ground-Fault Protectlon on ConstructionSites, 1987) . 7.7 FirePrevention Duringequipment operation, perioclic vapor concentration measurements should be takenwith an explosimeteror combustimeter.lf at any timethe vaporconcentratlons exceed20% of LEL,then the SiteSafeiy Oflicer or designatedfield worker should immediatelyshut down all operatiorls. Only FactoryMutual (FM) approvedfire safety cans will be usedto transportand store flammableliquids. All gasolineand diesel-drivenengines requiring refueling must be shutdown and allowed to cool beforefilling. Smokingis not allowedduring any operationswithin the work areain whichpetroleum productEor solventsin free-fl6atirig,bissolved or vaporforms, or otherflammable liquids may be present. No open flameor sparkis allowedin any areacontaining petroleum products or other flammableliouids. 7.B GeneralHealth Medicineand alcoholcan increasethe effectsof exposureto toxicchemicals. Unless specificallyapproved by a qualifiedphysician, prescription drugs should not be takenby personnelassigned to operations\,vhere the potentialfor absorption,inhalation, or ingestionof toxicsubstances exists. Drinkingalcoholic beverages is prohibited-Drinking alcoholic boverages and drivingis prohibitedat anytime- Driving at excessivespeeds is alwaysprohibited. Skinabrasions must be thoroughlyprotected to preventchemicals from penetratingthe abrasion. It is recommendedthat contactlenses not be worn by personsworking on the site. 7.9 MSDSInformation MaterialSafety Data Sheets (f/SDS) on chemicalsubstances encountered at th€ site shallbe madeavailable to alll)ersorrs (incluciing subcontractors) working at the site.The MSDSsshall be enclosed\,/ithin Uris Site Safety Plan in Section4). p l SileSa'e1y Plan - page 11 - v. EmergencyResponse

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Inthe event of an accidentor emergency,immediate action must be takenby thefirst personto recognizethe event.First aid equipment is locatedon siteinside the vehicle.Notify (1) the SiteSafety Officer and (2) the ProjectManager and Healtharrcl SafetyManager about the situationlmmediately after emergency procedures are imDlemented.

9.2 EmergencyTelephone Numbers: Emergencvl Phone LocalPolice 911 Fire 911 StatePolice 911 Ambulance UndergroundService Alen (USA) (BOO\642-2444 Gas Company 834-1234 ElectricCompany 834-1234 TelephoneCompany 811-9000 PrimaryHospital: PeraltaHospital 450 30th Street Oakland,CA (510)4s1-4900 Directions:From the site, go weston 14thStreet to MartinLuther King, Jr. Way. Go north on MartinLuther King, Jr. Way to 20thStreet. Go east on 20thStreet to Telegraph Avenue,from here go northto theintersection of TelearaphAvenue and 30th Street. The hospitalis theright :ide of thestreet. Back-upHospital: MerritHosoital Hawthorne& WebsterStreet Oakland.CA (510)6s5-4000 Directions:From the site, go weston 14thStreet to Broadway.Turn right on Broadway. Turnleft (west) on 34thStreet. Proceed for aboutone and one half blo-cks. The hospit-al is on theieft siije of thestreet. o I

Sit€ Safely Plan ' pag€ 13 - 2. Send/takethis SSP with the attachedMSDSS to the medicalfacility with rnluredperson. 3. lf the injuryis minor,proceed to administerfirst aid. 4. Notifythe SiteSafety Officer, Project Manager, and the Health& Safety Hygienistsof allaccidents, incidents and near-misssituations. 5. CompleteAccident/lncident/Near-Miss Form {ound in AppendixF. 9.5 EmergencyTreatment Whentransporting an injuredperson to a hospital,bring this SiteSafety Plan to assist medicalpersonnel with diaqnosisand treatment.In allcases of chemicaloverexposure, followstbndard procedures- as outlinedbelow for poisonmanagement, first aid, and, if applicable,cardiopulmonary resuscitation. Four different routes of exposureand their respectivefirst aid/poison management procedures are outlinedbelow: 9.5.1 lngestion: DO NOT INDUCEVOMITING. Transport person to nearesthospital immediately. 9.5.2 Inhalation/ConfinedSpace: DO NOT ENTERA CONFINEDSPACE TO RESCUESOMEONE WHO HAS BEEN OVERCOMEUNLESS PROPERLY EQUIPPED WITH A SELF.CONTAINEDBREATHING APPARATUSAND HAVEA STANDBYPERSON. 9.5.3 Inhalation/Other: Removethe personfrom the contaminatedenvironment. Initiate CPR if necessary.Call or havesomeone call for medicalassistance. Referto MSDS for additionalspecific information.lf necessary,transport the victimto the nearesthospital as soon as possible.

9.5.4 SkinContact/Non-Caustic Contaminant (Petroleum, Gasoline, etc.)/PCBs: Wash otl skin with a large amount of water immediately.Remove any contaminated clothing and rewash skin using soap, it available.Transport person to a medical facilityif

9.5.5 Skincontact/Corrosive Contaminant (Acids, Hydrogen Peroxide): Washoff skinwith a largeamount of waterimmediately. Remove any contaminated clothingand rewashskin with water. Transport person to a medicalfacility if necessary. 9.5.6 Eyes: Hold eyelidsopen and rinsethe eyesimmediately with large amounts of waterfor 15 minutes.lf possible,have the personremove his/her contact lenses (if worn). Never permitthe eyesto be rubbed.Transport person to a medicalfacility as soon as possible.

SiloSafety Plan - pag6 15- be used.The frequency of usemay be at thediscretion of the sitesafety manager. The useof a mobilelaboratory here wili have the same advantage as mentionedabove.

12. Removalof Tanks on HarrisonStreet 12.1 Tank RemovalProcedure The removalof tankson the Harrisonstreet sidewalk includes the gasolinedispensers and associatedpipings. Activhies here are not consideredto be in a confinedspace. Dueto trafiicand pedestrians,work areamust be sealedwith caution tapes and reflectivecones. ltems needed in this areawill include OVA, vapor suppressingfoam, trenchplates, shoring and dewateringequipment. Conditions that willnecessitate the use of shoringand dewateringequipment have been mentioned above. Trench plates willbe neededwhen the tank excavation,cleaning and removalare not accomplishedin a dav's ooeration.In such a situation.trench olates will be usedto coverthe excavated pit.This will prevent accidents happening at any timewhen the pit is unattended.The bVR wiltbe i.rsedto monitorthe dmUeniair.Th'e readino irom the OVAwill indicate the frequencyat whichthe vapor suppressingfoam willbe rJsed.The cut-otfpoint will be 50 ppm, or at the discretiono{ the sitesafery manager. lt is advisablethat a vacuumtruck bb on standbyshould a pool of free productbe Encountered.The advantagesof usinga mobilelaboratory here is the sameas above. 13. AsbeslosRemoval in lhe Basement

13.1 BasementASbestos Removal Procedure Abatementof asbestosmaterials will be completedwithin the basementprior to any tank removal.Abatement will be completedvia glovebag techniques.

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SiloSafety Plan - page 17, APPENDIXB

SiteSafew Plan Amendment Sheet Pro.iectName: ProjectNumber: Location: Changesin fieldactivities or hazards:

ProposedAmendment:

ProposedBy: Date: ApprovedBy (ProjectManager): Date: By(Health & Safety Manager): f;BHl"o DeclinedBy: Date: AmendmentNumber: AmendmentEffective Date: APPENDIXD

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SCSEngnieers

Proiect Manager

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.r2 trii 1..".e D.u d d.r.!L rr|Eldr.*-.-.- | ^q.E'od'.-.--! /r-r.i. End_-- I t. cx(trax ta^Envm '.'h*er'f|d'9!-Rs.lc''i d- C!.lEr-- 1 '9y!dsDrds!d sdAe6*----o 'l'|*h'6.qtlElb!* 'linfuTBlry'F.lt,d||g1@ lrl.F^|€toff ''if'1e.dld'r6).99r c.|.sr'c-lb!..| l|.nn tL,rd tl ardt tw'a Yl-F r ste i3.-)-.- t '.:.jr&i^Fi.E16'r Frr|rdr lAdI-- | i*ti.r (r.5.t*,..- Etporura Ffufurt'{{q}d|lB arlbr.4F||d o 'J'd'rE.!*xdFrd rt h trEs |w.,6q^..d b s.]oJgE4r.h'd-.D ta h$... .r tdrDtu&t t s*{ro*Lo 4 ,.h r unco.{c{6 0. Mvnc corr vuL9o t & Fnir .r-er 14 s ,rD tt brrir!. Od b t6dt 6r. d i.-!r

11 iatslc^t lr0 o|tl|cl|, taotllnas rtl tttrr.a rar. a fC ra r e EEcbedd.,rr-rr.t .llJFr br b. &Pr t r -*! -ir xr- lr.l L-q-f.i||! rr3,ar rr.r'dbs..lc.a..ddr! |r.| a*t trh. | - Ndr ortrer or e!' -! rra- |rt-taf-ra?X

<--Lt-<-*!-

|".'idi.|L,t.y.*1..6 rxe h rd.an h-! r.dr s t h.-$n r'- r;8.. - I b r! tro t ( tu. t &'r err,,or l'r'J.adisLdry.d r| vF 16,tu .tr-ri.* vFtslrtrh,*td rr.F rrrFtE, r.5 , pd h ,th sEfrrb- tb tu t blwn. r| Llr- - ad rtur crltu rIE h.'rr r .- 6.br{ 3n.br.a 5 d\-'dD'D'ldrd.*E'.ih6 a.I oi. rtr-.& ,F M

,t it llrs 4152?f6832i sE).rTE'/ i A r 158295.19f1 rla i , a p- CA?-1t-"S FE I

LAB'lNC' :Hffiffi"i*$' )HROM o Wlata wllll . Cottlultl on No': 10900+8 ffi*offi#*,' chrom!LrDFt1. ! 390 oclobar 19r

A$DT rnr'l yal. tor 8r3o1 1n'lgTEx Eff 5lt !!l!91's 'P g!'d: ro j lct Namr; DAVIS-PARXIHB Dt!. subn l ' Anr] Yl'o r o?il'.,3:.'lli3'o liil'Ei*iiiio,o'l;.1'l:13 , 1g9O Drtt REsul.fLi Erhv1 To!!1 XYl an.l Tolu.n. Banltn€ 1I nr B6nlGnc 3amDlr Grto '?13383t3'' .1gcoooooc 'izoooooo i1333338 :::: \ iiioooooo aloooooo3e 97 :iiiiill?il,ugr :::: \o ...... ----'2 HuNcx, 30 72 I{YDLlFt't.6/ N.D. 1r,0. 35 N. D. l{.D. SKINNER N.O, N.D. N. D. H.D. HOLHES.^BBAS t{,D. H.D. VENT N.o. HULLEF N,D. N'D' N.D. N'D' N.D. 103'tr BLA}IK 1r 103.51 SPIKED gt,?x t!.6r 99' RECOVERY 30.c6 107'cr SPII(EO g9'?r DUP 91.1t s9.3r FECOVSRY 56 DETECf:ON !5 Llt.tIT z,a s020 OF 8030./ 8020 toeo I'IETHOD t015 Bo20 ANALYSI S CHROIIALAB,tNc ' tu ttll:.Ii:rY Dlr'6!0r ont 5r Chrn{rt

I ffil$:l*** 4 4152?36832;n13 9:NT tsY:P ; t l9-Fi 11i;onP ; 158295.193J

Envlrontrrdd And)nttt H|zrrdoul wEtr (rECg') CHBOMALAB,INC, Drtnl('E wrirl (re55) -#f*""ffi?*' It/'3lt vtrttf Codultpion l0!013? D ChfomrLrb ii t. r Octcb.r 22. 19to lii:"ir'ffiilll'@ PrOJlct xlnl: Srrnpl a I 'D. t-L iEEtlEn t lmtt'' Eathod of Anaiyltt' s"{h" - ^onoouN?=n!!! ui1[" 1::o"' cHLonoFETf{AHE_ IDE }l,p, v t ilYL cHLoR N.D, IROHOI|ETHANE N.9. Eiiioioirx^*e N.D. 102.5t s2'31 inlcxuonorluoRotlETHANE N n t, r-DtsHLoRolIIqI: ;i:;: T:HilEi,ielllllili(rorAL) il:i: t , r-o tcxtonolrsrue N,D. ,o.o;t=,,.,* ?tliiSllllt.onoErHANE N'D'n'?io,ooo liilJ;1+ini6Hi;ilD' ::: lENzENl "'-N,D, | , 2-DI CHLORoETHANE iO , OOO ti rcxtonolluENE - . - N.p. i,z-otcxuonofR9lll:.. 'i';-.0. eAonooICHLoRonETHANE ;:il;iililivixvurr;rn", l:B: iiiiji:ill:o'cxronopno'-.'- 3,ao.,ooo e3.2t__88.4r= iii1'ffi:'*ETHYLFEHlEll- 1'u.,,,"*,0, r ror,toFoRi'l t i.i'ii ,ilTcrnAcltLoR.oErn^H i:B: ililoicxlonoBExzENE H.D. r ,l-o tcxronoBElllil!: N.D. ,.,.ri--rr.r* t,2'OtcxuonosEHzEllE il-oio,ooo rorrl xvtExES chromeLrb, tnc'

Ertc'Irm OrYld Duong Lab D{t.ctor ( 5rn I or Ch.m'lr

"'g','g^*Tl;1]3159'*uo' .,i----, tn r.arttenr n ^ l caa-ati-a. 4. - SeNl E'r:C t ?-19-91 ! ) i22An : d158295493i

. E{W[Onanam!An$y t r Hltltdrtrl. wrtu (tltg') lNc. . Ddn$tg w!'f (t931) GHROMAISB, wn" :rrr.;-l . mlll . Cil,l8lon s;&!he h c€4cJrr6 a 10t00'0 c llrn Chiolnrlrb Fll. oclob'F ll' ^i..iire

Pt'o J.ct xrtn. : SrrnDlr l.D.:- itrctrcfion L lntt t lt.thod of Anr

N.D cHt-ono|letxrxg | 0r' tr.9. vIxYL CHLoR ),|.D. BROITO|.lETHAIIE E lr.0. 3?'2x CHLOROETHAX E N,D, la.31 iii cxlo ror luoRor'IETHAN r{.0. I .1'9 | CHLOTOETHENE r80 (r'TAL) N.0. T:III!:H.;iHllff-o NE N.D. C2.5x t, t IctilonoETH H,D. ror.3x 6HLOROTORH x.D. i . t .1-rn tcHtoRoETHANE r{.0. ciniox TETRAcHLoRIDE N.D. r.2'DICHLoROE?HANE N,D. rn rclr-oRoETHEXE N.D. 1.2'D ICIILOROPROF ANE- eionoot cHLonoHETHANE N.D. l-dxlonogrxvLvI r{YLETHEF N.D. inriG- r . 3'DI cHLoRornoPENE H.O, l:;: 1og'31 102'5i ?Ii: l:?;?liib:!:lni:-' 110 rirircxuono:rxgtr ft.D, Dt IROI.IOCHLOROI1ETH^Nf, |r.D. CHLOFOBENZEXE ?i?l?1?iT.t' ^cHLonoErHAHEN.9. r . r:o i cxlono!Efl!ENE it. D. -:_ il.D. 96.31 r . r'O tCXtolO!ENIENE N.0, 92.Et t ,2-OI CXtOnoBENtEf{E

chromtLlb, I na.

lrlc Ten 9rv ld Pucnt Lrb DI r'.ctor 6.nio|. Ch.Jni3 t, ? ;ffi1';ffffit#ffi-* ; ?- 19-91 I I : 23Af,t ; d 1q^?95a93J a1527348:€; c1? I

Eneuorr'orttt!AtulPlr INC, Hlrroo|!wstr (r3!+{) MALAB, H.ihgwn r (rlSS) trbo'|tory Wrrl|W&r CbnrLdltborl Lrb Fll. t 1010171A OctobrF 31, 1t t0 chronr

al a.ii r Attn r- oetr grilpI rd ! Oct .- 2! . 1190 D.t.5ubrnlggrct oitr or enrl vr I r r-!-EL-31*-U,lL PPoJret H$no l I t|lnp l. l.D,I , Hrth€d o{ ahrlYrlrt-134!- iilttonttrntcrl.Q.Q.!_url.Lr- : g:'ik' !li3v"v oorlrouND rlilE rJq/EE I E n ' l., cHLoROl1lTHAN lJ'g' vixir.oruonroE N'D ' ii'dnoniixrxt N'D ' ixioioirxrHc t8'7r 33'6t Tt I CHLOROFLUoRoiETHAN! N'D' ili:iiici.iioioerHENE N'D' IDE tt'o' iiixiiliii-cxLoR (TorAL) n.P' i,i:oiiilioiiiiiiexi N'D' ili-pii;ito;oirxrxu iE'et 's'8r o{LoRofoiH tl'D' ilili:rn iC*.oRoErH^NE N'D' iiriiox'iiii^Eiionlor x'D' IENUENT ll 'ooo ilili'iixroroErH^t{E N'D' 'N ICHLOROETHTNE N'D' i:i:;iilii;iijFioPrxe H'D' iiin5oiCilononErx^NE N' D' ;:;il;;#;;iivixvu:rxrn !'9' TrANs-1,!-DtcxlonornoFgxe !lP'--..o9u ,o..oi--rt.tt TOLUENI 1t0 | iiili',i-orcxLoFoProPrxr l'l'P' iii.i:iniiir-onotrnrxc'-- x'D- iiiiicril6iorrxrxr N'D' I -:: D lFonocHloroHfrHANf t't'r! 'v r CHLoioIEXIENE ;iiit-;iiit;N, l:;:qo ::: rROr'lOF0lll rllANE- tl:':''9' i^i'. i ,i;fsrr^cHLoioE N'D' ili:iiixioroDEt{zExE D7'3t--r3'r' TOTALiliili$iilillll:uXYLEXE T ilt:..,

Chrori.L rb ' I nc.

Brlo Tln DrYI rt Duong Lrb DI r. rtor t.^ion chrnl ft: '6j"f. ** -" ;ffi 'ffi "T!ilti,'JJrliri'r iolcorotP SENT E'1: A ; ?-19-91 11:2.1Of'1; 415t29S.193'J 4152?38832;J19 I P. Ot - 15-31 1-a?9a !.rfD :l r t 2 Orf +t 1-? o

' 3nv'tonnrart Anainb . iberrur wrlr (t!'o') ING' . D?tnldngWd" ('955) -)HROMALJAB, Wlrr !Iisr.F ' Wr$! h Oc.Gg S ! Cotsrilsn lPtctli"c 0 chFotruLrb7l l. * 109011',l Oclobrr 31' 19t0 Att n:--_ ocr..::ETiEd Eiii"iiffi Drtr Subtnltt'ol Proj?ct Nunar 3rnrpIc l.D.: lffin r-lmitt Erthod of AnllYE

6FforonetnrnE N.D IOE N.D. V t itYL CHLOR N.D. ! ROHCNETHANE N.0. !9.7t 9g.st E N.D. ?ii:ff:llii ionoHErH^N fi.D r.I-DIC'{LORO!THENE lr.D. (rorAL) lr.D. T1l;i:f":illlliE ,D. 't'O '21 95.3t f , t CItUOnOETHANE N.D. 98 !:\:!:*il",.onoErHANE N.D. I gE H.D. ciniox TETR^cHLoi 29,000 BINZENE N,D. .|-?-nIi.|rt n9oFTllANF x.9, ri rcr'tonogrxENE N.D. I .2-Or erlLoRoPR0FANE _ N.O. Bior'loo tcxlonoi'IETHANE.,-- N.D. N.D. i;iX!:l?i:i'l:illlbi l$ !'. 230,0oo 1os.81 9t.2r N.9. :?!:l::-.' *LcnoPR''EHE x,D. 1 . 1 .2.TR I CHLOROETTTAHE D. i irircsr-onotrx: lr N. THANE r'l. 0 , Dt BROI'IOCHLONOHE N.D CHLOTO!ENZENE 39,000 ETHYLT ENZII|: lr.D. ! hoF0ronF il.0 . x.D, iiili r i;i*llEl!ll?"'^*' H.D. ,c.Bf r.l-D tcxuonoBENzENE H.D. r?.5t i,a-orcnlonoEENzENE 39o,o0o IOTAL XYLENEs

chro!firL lb I I nG.

EFIa Tl'n g.vid DuonS Llb D I r.ctor Srnlor Chrn{rt l--a1$[.1\.H;i,11ig1g'** tv .i ::i.rT E'/: A \', i ?L/ai't t 4158295493-., 152?l€ef: i E22 .r THLr. -l-:'tf FrCr\''- t *c'

. Ert/'l'onmrntd ^'IIJFI! - W"t" (tE6c1) . il"ittat'Otinfitt ('$55) INC' . Yvi["t o 4HHOMAISB, ' wEL wrtlf )-4lJLrbo.rto.y 'tol6uulrrg ' CorEUltnbn rr GcacLls

No': 109017t chronaLrD F1'l' NOvernbrrr, 1990

6-'l.!r-lj r. I e lor ,Og 1n1l Yr lnd thrsr aoil 3uftpl'8 RE: on. oil 25 , 1890 il:Tl::!:'":::'29-3| ' 1990 3:::Eit?l:g:o,o'l;.f i'1i11"'o B::: R€x|'|rjl..;'

r 100 1 1100 2300 390 a N.o. 92.5I ::+X:" REcovERY 98.9r o lililiEriio- sFrrroRecovenv 100 i:*g'gllllll." !0go *PCB 1260

i lNC' cHRoHALAB (r;fi-' (h',) i$:'Ii3.; o1"cto'.

^. F i 6-o'.oq-ry11,1',.155g1g'rsa 4 i Sa2gSJg3a 4 1=7?34432 i 824 ::^IT BY: O ; ?-19-91 71i 2?At1 t I

r Ellvttollrlfrd Arqtl! CHROMALAB,lNC. . ttrroou ttt!. (rlft1) -r.r1-u.*.ry . frlthg Wdr {tt l) . ftlrta v{lrr? tpdrr}!hOOBgl*l r gbr'ttsc.t Oclop." 31, t ft0 throrrlrf Fllf Xo,t lolotStO

BLt l0t0 rn.lYr l. Cltrn! lrnPll Huhbrrt LB-PP-D ?roJaca Loertlon: 'la3t HARRttoHtTRtET Drt6 Anrlys.or Oct€brr llr ttio glrLoiINArlD .PrlTICI 9E AliALYl: I EqzCJtr.et eal11;11;1lu*"I**tif.'* atlxE i lcoYERY ALDi IH N.D. 10 DI ELDF:}I l{.0. to MDRIX Ar-DtHYD! N.D. e0 ENDRIH H.D. ro ! 02.0f HEPTACTTLOR N.D. 10 HIPTAChLO,i lPoxtDl N,DI l0 p,c' - DDt N.D. l0 10t.Er F,P' - oel A.D. to 03.3t PrD' - DDO |i, D, t0 7r INDO3ULFAIII h'.D. 60 10t . ENOOTULFANII N,D. t0 !-FHC N,0,. t0 f-tHc |..D, t0 10t. 6r o - lHC (LtNDAllt) N.D. l0 !-lHC |{.D. 10 ENDOSULFAHSULFATE lr.D. 100 P, P' - XlTHotYcdLoi NI D' ro0 TOIAPHE]IE lr.D. too fcB' aI t1000 loo cl, c)aLot3H5 N.D, 100 la rFca ! tco onio{ALA!, l}fc -

0uong lr 19 Trm 6an'lo r chrnJtt Lrbgrrtgrt 0l rustor

zAs O. 9|| Roa4tl r Srn Fgno:r. Erllotdr 9'5ts al ljFi.i tla r FrF|lctI allttltl?lf t1 tl l '9? 'I0 'T-341 ic'i 22 .?: 93 a15 , J527 FPOI'1TECH,/AF'' P. 82

r Er YDarnrnid AnelFtS CHROMALAB,INC. . ti.-tenbr$ wa8ts (t8691) AruMbal Lrlootory r 9rh,dn! W8€t (re66) SpacrallanCh 6C.GOX,iS . WastoWUar . ConsJhsllctat Cstcbcr ?2, 199O chrqmaLab F1l. t 10901s7 p

cllent: Tech,/ArE L 6'|/ Scha I 1t _ 'l Data Sampl€d: Oc!. J9. t99D Dat! submittcd: cct. t9. 990 Drto ol Anrlyst3! oct. 20. 1990

ProJ cct Nar0r: Samplc tlethod of Ana DBtoct

COTPOUNDNAHE uqlKo Soikc Rccovrrv CHLOFCIIEThAiIE N.D V INYL CHLORI DE N.D. BROI.,iOHETHANE N.D. CHLOFOETHANE N.D. 7R I CHLONOFLUOROIlETTANE N.D. 102.5t 82.3t I , 1-D ICHLOROETHENE N.D. I''ETHYLE}IECHLOR t DE N.D. r, 2-DTCHLOROETHENE(TOTIL) N.D. 1,1-DICHLCTOETI{ANE N,D. C9LOR6FORFI N,D. 'l:TR oo.5t 91.7* t , 1, TcHLCROETHANE N.D. CAREONTETRAC'{LOF I DE N.D. BEN;ENE .t '1 50 , 000 ,2-D TCHLCROETI{AN E N.O. TF I CHI-CROETHENE 60,000 t , 2-D TCHLCFOPFOPANE N,D, --: ERQTlOD I CHLOR?tlETHANE N.D. Z-CHLOROETHYLV I t{YLETHER N.D. TtANr- 1, 3-O rCHLOROPFOPENE N.9. TOLUENE 3,2C0,000 9J.,21 €6,4t c t s- t, 3-Dt cftloRoPFOFE E N.9. 1, t, 2-TBICHL9F9ETHANC N.O. TgTRACIiLOFOETHENE 94,000 D I B9OI'IOCHLO ROt,IE TI:A NE N.D. CHlOROEEN2ENE N.O. ETHYL BEN!ENE 1, ooo , ooo BROHOFOR},I 'l N.D. 1 , ,2 ,2-TETRACHLCROETIiANE N.D. 1 ,3-D TCHLCFOBENZENE N.D. r,4-DtcHLoRoBENZENE N.D. 1 ,2-D ICHLOFOBENZENE N.D. 9l ,5X 87.5* TOTAL XYLE ES 7,0c0,000

ChronraLab, Inc. tu DavJd D,Jon9 Erlc Tam Sanlor Chrrn i g Lrb DI r.ctor

2239 Ornogr Fo€d,tt . €an 83mof\ Cdllornls 04340 41e,/831 -l 788. Fsrmlle 41qa31d7$ 415-A51-A7ta

'r EnvironmrntalAralyth CHROMALAB,tNC. r HraerdolB w|tte (gE6C1) A.nltlcal t 0bodory , Drl^tdngwor (196!) 6pcdolElng h GC-G?M-q . Wca:r Wetet . Ccrtlttttlon Octobrr 22, 1990 ChromeLab Fi lo t? 109O't37 c 'l CI .nt: Trch /Art Attn: Lrw Schr I it Detc SamFl.o: oct. 19- 1q90 Drta Subrnitt rd r cct. 19. 1990 Deto of lnelyris: Oct. 20. 1990

Projsct Narne: s Davls Garrsrr.' 1432 Hrrnlscn strca! , Samplrl.D.: LB-PP-C \ (Aln) tlethod of Analyrir: EPA 8240. = Drtcotior:,. Llnltt 4 uqlL

ccHPotiHD lJAt4E ve /L 6oJk? RreaY"!iJ CHLOIOMETHAIE X.D VINYL CFLORI CE N. D. B FCIiOfiETHANg N,D, CHLONCETHANE N.9. 'l TR I CHLOROF LUOhOIiE'|{ANE r.D. 10.8i 35.8f, r r 1-D IcHLOiOETHETE l\,D. NETHYLENECIILOR IDE N,D. r , ?-DlcHLoroErHeNg( TorAL) N.D. |, 1-DICHLCROlTllANg N.D. CHLOROFOfiN N.D. 93.7X 92.81 t, 1, 1-TRICHLCHOETHANE N.D. CAROOXT ETFACHLOFI DE N.D. SENZENE H.9. 'r,2-DIcHLCROETHANE N.D. TF I CHLOROETIiEXE N.D. O, 1 ,2.D I CHLCROPROPANE N.D. BPCI1O9I CHLCROI.'ETHANE N.D. 2 -CHLCROETHYLVI NYL ETH ER N.D. TRANS-l, 3-D ICHLORCPFOPEHE TOLUETE N.D. l05,2g 98- 5i C t S- I ,3.D ICHLORO?ROPENE N.D. 1, 1,2-Ti ; CHLOFOETHANE N.D. T ETRACHLO ROETHENE N-D. D I BFOI'ICCHICROIiETFiANE N.D. CHI-OROSENZENE N,D. E'HYL BENZEXE N.D. BROHOFCRN N.D. I I t, ?, 2-'TEThACHLOPOETHANE N.D. I , 3-D I CHLOFOBENZE NE H.D. t,4-DICHLOROBENZENE N.D, 'i,a-DIcHLcFagENZENE N.D. 97.1i 103.1i TOTAL XYLENEB 4,1

ChrciioLab, lnc.

Duon9 Ertc Tam 3onioi ChemIst Lab Dlrectar

2?39Oriega Rcad,J1 . San Famon.Cr,ifornlr 94583 415/83 1 -1 7S8 . Facrimlle4t5,183 t-8798 -I:Ql,Rt Ficn r-:81 r,9:

qHROMAI_AB,tNC. . ErrvlrcnrD, riri A intr . ll|a|Idour W|lilr (t EB94l. AUi,ttcl hlo.nory . DrhI'rg wdr (r sgrl 6p{.Ctrho h OC4CTI,S . wEte \rfrdrr r Oonclrtrtlm O.i.ob.r 2A, r99O Cl,ronrLabFJ lo No.I 1O9OtS7D T'CIt-ART At:n: L.r. ACnal lt Ei e000 anal yr i r Cl l.nt 6rnplr NunbGf: Lt-pp-D Froj.ct Locatlon: | 43a HApRMN gTREET oatc Analys.d; octobrr ae, !g9o

GHLORI ATEO PESTICIPE AIiALYSIS

cor.rounoS COTTCEI:'tAT JOH D8trcitoN LrHl? 6PIKE RIC9VEIY t uo/Kq I (r-rolKo) ALDR:I{ fi, D. 10 DI Ei-DFIN ll. D. to ENDRI\ ALDEHYDE H.D. ENDRT\ P. D, ,o i o2.0r HEPTACIiLOR ii. D. 10 HEP;A:hLOi E?OXICE tr, 9. 10 p. ot - DDT N.O_ 60 'iot.Er p. F' - DOE A.O. l0 93.3t - fi P. F, DDD N.D. to ENDOSULFA;{I ri,D. 50 107. ?r ENDOSULFIN:I l(,D. to d-8HC N.D. 10 9-3HC lt. D. ro 6 - BfiC ( LINDAT{E) N.D. t0 103.0r 5.BHC N.D. 'to ENDCSULFANgULFA'E N.D. r00 p,p' - I'TETHOXYCHLORN.O. '190 TOXAPHENE N.D. t00 PCa'rt 2r000 roo CIlLOR3ANI N.D. too 93,1t 'PCg r 290

CHfiOHALABI INC ' tu I'Jong gr I c leJD aen10r chenl at Laboralory Ol rcc-"or

223s C,rtgr Roe4 tl . S.n Fsno'r, Calfodr 9{643 l, at1&1.1 708. Facaia:ra.a 13.?3t{t9i ? 'V-1 FRfi 1E:'1''FF- T-fal t,85 2i '.q? 22re? rO ri5'S1152?

. EJvlrohnFt J Arlt4tl| INC. . Hurdou|9/.rL (fE{oa) CHROMALAB, . DtlnkYg Wdx t'9'51 frdvdcrJ ttbor!ory r Wld Wdr so.drlrlrn h Gc{clt'ls . Corruttdon '1990 Ch.o,iaL.b Fl l' ll lO9013t I cctoboF 22' a', tn I cltrnti Ttch / Da!. liEiTt t n a' --a.!il1-.--llll Dr!r SlmPIod' ; ;i ; ; a ina I Yrr': -QE!-,-I-Q'-JL9!- ProJ6clNlm.: srntla |,D. I 4 uqll 824o 6ffiEEl6iltit11t3 14.?ho d ct Anr yrirr EPA

cnr-ceonarllxE VTXYLCHLOR I DE TRONONETHAHE :Xi3li:liili.Ro,lErHANE r1o,8x 9!.El 1.1.DiC'I(LOPOETHENE !:l$i:ii":i!?liR!t'o'o' r t,I.DICHLOROETIiANE 93,?t 92.8t CHLOROFORI't t. I . 1.TN iCHLCROETHTNE ciniori rernrcHLct IDE TEN2IXE o t,2-OICHLCiOEfHAT'lE ri rcrt-opoerHENE 'I. ?-D I OHLOROPROF^HE a iol.oD i oxloFoilETHANE

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PfoJ.ct H|.oc I Srrflpl. troJ.ot llo.I tir thod of Anr ystrr Drtrct {on L.lnltt I CHLOFOhETHAXE VIHYL CHLORI OE tIofloHETHAtJE N.D. cHLCR0EtHAXE X.D. N,O. Tn I CHL0FOFLtJCFci,TETHANE I I -D lcl{LotocTHE}tE N.D. 98.5X r x.D. 21.2X }IETITYLEHTCHLOF IOE I; ?:3i8li3l8!i'iiiE croreu ) ffi cHL0noFoRlt t.D. r, t I -rF rcHLCiorlHaHr t{.0. 9 6,31 r 11.0. 98.?t ( rDE lr-',l iil!ll.t.t.^"HLor -:..?<\ 1,2-0tcHLOAOSTHAiE TRI CHLOio!?xEN! tt.D. -rja-0tcHLoRorr9PANE x.0. Eioiroo I cHLcicEE Tlt llE Z.CHLOIOTTXYLY N.D. l) I XYLETHER N.D. rn^,rs- | | 3-D I CHL ORCPnoPEh,E N.D. cts- 1,3-DrcHLoPoPnoPEtrE 30' .. N.0. -liki;lilFililEFI** N.D. 1| 0.3t l0a.5l N,D. DI 8FQHOCHL OROT1!THAHE CHLOROBENZE}IE E'IiYLEEItZENE \:_:-/ 8RCBOFOR'{ 10 N.D. ;l:3 i3;lEIi!!X!:ff ,'"^*. N.O, r,i {-DI cHL0FOBENZIHE lt,D. l, z-DtcHtonoaEllzEllE lr.D. TOTAL 'l.D. 92,3r XYLENES cg t t0. Et 'nK"..:jB;T;E ly : t )a : t :

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. EnvlrDnrno ni2.lAndyrt! )'CHROMAI_.A8,lNc. . llarardorE Waste (#EA94) An 44&aJbbo'-.bry . Ddnking WdBr (#9s5) / Sp€dEJEtn!h GC€CJMS . Wastr Wrd?r \ o Corsultadon Octobrr l?, 1990 chromslrb FilG { 0990161 c Clirnt: T. Attn! Lrw schal lt Dato Sunplcdl Dsto Submittrd: D-rt. or rn. lyirrl--6Er:E-IE6- scot, ZA. 1990 Project Nana: ProJcct s. iii-rlJ.'i'---, R rT--- .N.o,:_ 1,1!thod ot ln

CHLOROTlETHANE N.O V I IIYL CHLOR' DE N.D. BROHOIIETHANE lt. D. CHLOROETHANE H.0. TF . I CHLOROFLUOROI.IETHANE [.D. 98.5t 37.2t l,l-otCHLOROETHENE ft.D. IIETHYLE}IECHLOR IDE N.D. 1, ?-D tcHLOFOE'HENE(TOTIL) N.D. 1,1-DICHLOROETHANE N.D. CHLOROFORI.I 'r, -TR N.D. 95,sr 98.2t t, t I cHLoROETHANE ll. D. ) CARBONTETRACHLOR I DE N.D. o =f7:6ltFLoFoErHAHEBENZENE @.- N.D. TRI CHLOROETHENE ll. D. 1,2-DtcHLoROPRoPANE l{.0. BROhODI CHLORO},IETHA}IE x.D. 2-CHLOROETHYLVI NYLETHER N.D. TRANS-t, 3-D IcHLOROPROPENE N.D. TOLUENE ' 6300 . +- c I s- t,3-D ICHLOROPROPENE N.D. I, l, 2-TRtCH!_oROETHANE 't'l }{,D. o. 5t I 02. 5l TETRACHLOROETHENE N.D. D I BNO'TOCHLOROhE THAN E r{.D. CHLOROEENZENE N.D. €THYLBEN2ENE 1000 +- BRONOFONH N.D, 1, 1,2, ?-TETnACHLORoETHAN E N.D. 1,3-D rCHLOROBENZ ENE N.D. l, /a-DI CHLOROBENZE NE N.D. t ,2-D tcHLoRoBEN2ENE t{.D. 92.3t 1t o.8i TOTAL XYLENES . . 5900 +- *HJgh ietcct ion limit dua to prescnca of hlgh conc"ntrrtlon of compoundsin samplc.

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The subjectsite is locared in doqnro*'n Oakjand and is borderer.jby HarrisonSrreet on the .'tesr and A-liceslreet on the eaJl,bet*een r4rh and r5th srrees (Figurc1). Lake lr'lerrir is lo.,rcd approximateryone-quaner mije east of thc subjecrsite. Figurc 2 prcscnts a site plan rhat ourlinesthe building perimeter, adjacenr slrecrs,ard suspectedloc:rions of both on-sircand off-sitc USTs.

A garagc faciliry utilizedfor parkingauiomobiJes and right rruck currcntly exisrson tbc sitc, and cssenriarlycbnsiss of two direcrry adjoining buirdings. The first is rhc principal cnlrancc to rhc parking garagc ar 1432 Harrison Strccr. This singrc-story building conlains a partial mc:zaninc and is construclcd of timbcr and masonry. Tbc secondis a multi'story garagc that is on thc Arcc srrccr portio' of lhc propcrty and is constructed of reinforced concrcrc. Historicat aerjal phorographs darc construction o of thc buildings back somc forty to fifty yean.

Resultsof PrcviousInvestigations

Prcviousinvestigations by orhcrsindicatc ihal rhe soil is conraminaredbcneath thc sitc and that such conta'linationinctudcs mcasurablc quantitics of gasolincand dicscl fr:cls,benzenc, tolucnc, crhylbcnzcnc, and xylcnes(BTED aromaricconsritucnrs, and PCBs. Tbc rcportcdanalyical rcsults (Iabtc l) arc bascd on anal5,scsof sclccredsoil samplcs collcaed during thc drilling of 6 crplorarory borings by subsurfacc c-onsultaltsin oaobcr 1990. Thc subsurfaccconsulunts' rcport also indicatcsrhat subsurfaccEalcrials consistprimarly of dcnsc,finc-graincd sands conraining varying amountsof clay and silr. Publisbedgcorogic maps indicarc rhat thcsc scdimcngarc Part of thc Mcrrin SandFormation. Groundwatcr was cncountcrcdby Subsurfacc consultantsduring rhc drilling at dcpths ranging from 23 ro 25 fcct bclow rhc Har.ison Strcct gradc. Information rcgarding groundwalcr flow dircction is not ava ablc; howcvcr,it is prcsumcdto flow cast\r.ardtoward l.akc Mcrritf

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Suspecrcdsourccs of conraminarion may inc)udeeither on-sirc and/or ofr-sirc uSTs. Thc latcraland vcnical cnent of conraminationhas not yerbeen defincd. A prcr.l6u5 geophysicalinvcsrigarion by J. R. Associarescomprered in Augusr1990 disclosed rhc presenceof severa]USTs and associared facjliries u.irhin the boundariesof rhe subjecr sire.A descriptionof thesetanks and a summaryof investigativcand remedial acrions uhjch havebeen performedto dale are presentedbelow.

Wastc Oil Tanks

Two u'asreoil tanksare locaredbenearh the basemcntfloor of the muhi-storyparking slrucrurealong Alice Street. Figule 3 showsthe tanks and associalcdpiping and vent lines in thc area. Thc date of insrallarionof rhesetanks is unhrown. No records havebecn locaredu'hich have documcnled the capacityor composirionof olcsc tanls. Howcvcr,it is belicvedthat eachrank has an approximarely10@gallon capacityard is of stccl consrrucrion.on octobcr 2'j,l9go, Falcon Encrgr draincd rbc conrcnB of bolh unls by removing a combined rotal of l3O0gallons of wastc oil from rhcm.

I GasolineTanks Two gasolinc tanks arc locatcd ncar rhe westem property boundary bcneath tbc Harrisonstrcct sidewalkin front of tbe entranccto tbe garage. pcrrrits issucdto a forrDcr long'lcro ienant of tbc garagc,Douglas Moror Serviccs,show tbat thcsc tanls cach havc lOOGgalloncapacitics, arc of srccl constn clion, and wcrc installcd in 19?5 and 198-2,_rcspectivelr. On Octobcr2i, lgg0, FalconEncrgr rcmovcdmost gasolinc (toul lcss than 200 gallons)from rhe ranks. Thc condition of rhasc two rantj is unhrorrr\ althouBh a sample collectedfrom onc was discolorcdby rust. Tbe rccovercdgasolioc and wastcoil *zs acccptcdand utilized by a rcgrclingcontractor,

It shouldbc notcd rhar rhcrc is cvidenccof two orhcr abandoncd-in-placcUSTs a fcw fecl *'esl of the abovc-descnbcdgasolinc rank, bcncath rhc Harrison Strcct sidcwalk of rhc adjaccnlpropcrry. Thcsc ranksand propcrty arc owncd and opcratedby orhcr Partics.

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HvdraulicUft Area

T}c rcccnt J. R. Associaresgeophlsicar invesrigarion also identified a probablc underEoundfluid reservoirlocatcd near rhe hl,drauliclifi area as w.cll as rhrce h;'drauliclift rams insiderhe Harrisonsrreer parking garage. Figure 4 showsrhc h1'drauliclifs and associaredpiping in lhe arca;rhe arca of rhe Ground penelraring Radar (GPR) anomalymarks rhe suspecredloc:rion of rhc undergroundfluid rcservoir.

Therc is no availablcrecord ro indicaterhar intcgrityresring has 6vcr bccn pcrformcd on any of rhe above-describedtanks. Thc tank are suspecled ro bc rhe principal sourcc(s)of thc sire'scontaminarion. However,rhc timc(s) of occurrcncc and rotal quanliry of producr(s)losr canrlotbc estimarcdar this rjmc.

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Addendum1 to the RGAEnvironmental, lnc., May 8, 1992 Healthand SafetyPlan for the HarrisonStreet Garage UndergroundTank ClosureProject Oakland.California

August31, 1992 2680.O2

Preparedfor:

Alvin H. Bacharachand BarbaraJean Borsuk 383 DiabloRoad, Suite lOO Danville,California 94526 rEl

LEVINE.FRICKE LEVINE.FRICKE rEl EtlGlNEEflS.HYDEOGEOLoGTSIS a APPLTEo SCIENTISTS

Auglst 3L, L992 LF 2680.2

l,!r. PauL sDith Senior Hazaraous l{aterials Specialist -- Alameda county Health care Services DepartDent of Environmental Health 80 Swan Way, Room 2OO oakland, california 9462L

subj ect: Enclosed Addendun to the Site llealth and safety Plan for ttre Harrison Street Garage UST closure Proj ect, L432 - 1434 Harrison street, Oakland, California

Dear lqr. Sroith:

Enclosed are tuo copies of l€vine.Fricke's Addendum to the I site Eealth and Safety PIan (tlsP) for the subJect proj ect. I"€vine.Fricke prepared this HsP Addendum in response to a request from lIr. Alvin H. Bacharacb and ltlrs. Barbara Jean o Borsuk. This plan addresses huDan health and safety concerns that have been identified in the ori.ginal, HsP, tthich rtas prepared by RGA Environmental, Inc., dated Iitarch 26, 1992. It is our intent to implenent the RGA HsP in addition to this enclosed addendum.

In our meeting on JuIy 16, 1992, we dliscussed a nunber of I issues concerning the UST closure project. lifany of the issues I discussed vere healttr and safety concerns that have been addressed in this addendum. Sone issues, which ltere not prinarily health and safety issues, viII be described in a work PIan that wiII be subnitted to you. The Work PIan nill describe the order of work activities. Additionally, the work Ptan vill describe the sanpling and analysis procedures for soil sanpling under the waste oil tank and wipe sanpling of the hydraul ie lifts.

-t

rl o 1900Fcwell Sireel. 1zlh Floor l Emeryville.Colifornio 94608 (510)652-4s00 Fox(5a0J 652-22a6 1

I aiiJer cflces ih lrvine. c.!: scctofe.lo'licseville. cA. rolbhossee. FL.!-cnalulu ill LEVINE.FRICKE

If you have any questions, please calI either of the undersigned. Sincerely, htm Shari A. SaEuels John sturnan ' P.E. Health and Safety Director Senior Proj ect Engineer

cc: Mr. Alvin H. Bacharach Mr. RandaII ltorrison - crosby, Heafey, Roach & uay

I

I I I

I

2640/Adder|drtr. ilSP/IAS i LEVINE.FRICKE '--,

!-

COIflTETBA

PAGE

1.0 INTRODUCTION . I

2.O SOII, STOCKPILING AND SAMPI,ING I

3.0 CHEUTCAI,S OF CONCERT{ 2 !i I 4.O AIR T{ONITORING PI,AN - 2 2 i 5.O BASEI{ENT VENTI I,AT TON l 6.0 PERSONAL PROTECTIVE EQUIP}IEMT 3 6.1 Purpose J 5.2 Description of L,eveLs of Protection 3 6.3 Inside the Garage Area 3 .J 6.4 fnside the Basement Area 4 6.5 on the Sidewalk outside the Garage Area . . . . 4 I 5.6 Action l€ve1s . . , 4 7.O KEY PERSONNELAND RSSPONSIBILITIES. - 5 ? . 1 Levine . Frlcke ProJ ect lltanager . 5 I 7.2 Levine. !'ricke Health and safety Director 5 ?.3 Site Safety officer 6 il 7.4 Certified Industrial Hygienist (CIH) . 7

8.O SITE SECT'RITYAND WORXZONES 8 8.1 Purpose I 8.2 Control 8 l 8.3 Field operations work zones 9 8.3.1 tlclusion Zone 9 1 8.3.2 contarnination Reduction zone 9 I 8.3.3 Support Zone 10 8.4 zone Dinensions 10 8.5 Decontanination Procedures 10 8.5.1 General .. 10 8.5.2 Decontamination Solutions lt i 8.5.3 Personal. Decontanination During liledical ( Bnergencies 11 8.6 Site security 12 .: 9.0 APPROVAI-S . 13 9,1, Levine.Frlcke Personnel 13 .t 9.2 contractor and Subcontractor Personnel . . . . 14 I

- -- I 2680/Adderdrn.BsP/HAs LEYINE.FRICKE

CONTE!|![A ( continued )

TABI.^E 1: EXPOSIIRE LII,IITS AND SEI.^ECTEDCHEUICAI',S OF CONCERN

TABLE 2: AIR UONITORING STRATEGY

APPENDICES:

A CHBIICAI, DESCRTPTIONS OF TIIE CHE}IICAIS OF CONCERN

B HEATTIT IIAZARDS ASSOCIATED WITH SOIL CONTAININC ELEVATED CONCE}'ITR,LTIONS OF MERCT'RY

C !.IOI,ECT'IAR IONIZATION POTENTIAL

D NIOSH I'TEITIOD 5503

i

I I I

I i -l

i t

2640,/Addendn, HSP/ilAS 1I LEVINE.FRICKE

Augrust 3L, L992 2680. 02

}DDEITDIIU 1 !O TEE Rcl EI|VIRONI|E!|TA!,, IBC. r IIAY 8, 1992 EEAI.'TE AND AEFEII PL}II FOR IEB EARNISON STREET GARIGE UITDERGNOT'IIDIrlIIE CIPATIRS PRO{'ECIT OAKIiND, CII'IFOR IA

1.0 rll[RoDgcTrolf This Addenduro Number 1 to the llay 8, 1992 Health and safety PIan (ItsP), nhicb was prepared by RGA Environmental , Inc., addresses health- and safety-related issues associated with the planned underground tank closure at the Harrison street Garage in oakland, Call.fornia (herein referied to as trthe Siteti). specifically, this addendum provides an air nonitoring plan, describes precautions to be taken in connection with ventilation during work in the basement area' and stipulates the.levels of personal protective equipment (PPE), the site s€curity and nork zones' and the responbibilities of health and safety personnel. The Addendum does not address asbestos exposure. A qualified asbestos contractor nill renove all accessible pipe before comnencenent of vork addressed in the current HSP and this Addendun. The current HsP and the Addendum shall be kept on site and made available for reference during all field activities. AII site personnel and visitors rnust read the current HSP and Addendun before accessing the site. In additlon to the , procedures and safegTuardi outlined in the current IISP and thls iddendu:n, Levine.pritke personnel and contract/subcontract ehployees shall follon applicable federal, state of California, and local regrulations.

2 .0 SOIIr SBOCEPIIJIilG eSD 8AllPLIllO

Remedial activities to be conducted at the Site wiII require excavation and stockpiling of soil that is affected and unaffected. Excavated soil will be segregated into affected and unaffected stockpiles to the extent possible, before being removed off site. Affected soils will be stockpiled artay from the work area and covered with plastic sheeting- one sanple for every 5O cu-bic yards of soil will be collected fron all stockpiles for analysi.s of tlre chenicals of concern by a statelcertified laboratory. Analytical- results will be used

?680,/Addend!n. HSP/ll S !-EVINE.FRICKE

to assess treatment and,/or disposal methods. The Levine. Fricke site Safety office (see Section 7.0) will monitor soil stockpiling using an organic vapor analyzer (ovA) or photoionization detector (PID). A record of the concentrations detected will be naintained in the project file.

3.0 CEEUICiAI.SOF COXCERU

il Table 1 provides the chemicals of concern and their exSrosure Iinits for pl.anned fleld activities at the Site. This I includes investigation and analytical data from previous I reports prepared by Subsurface Consultants, scs Engineers, chiornalal, Inc., and RGA Environmental. Appendix A contains chemical descriptions of these chemicals. i l Mercury rtas detected at concentratLons of 49.? partE per nillion (ppn) to 74.2 ppm in borinqs in the basement area. I rhe potential health hazard associated with soil containlng t! B. I mercury at these concentrations is addressed In Appendix gased on tbis evaluation, monitoring for heavy netals will not be conducted.

a. o trR notfiltoRrsc PtJets

Air quality will be uonitored inside the garage area and at all access points during removal and/or renediation activities. Itlonitoring will be conducted by the Levine'Fricke Site Safety officer (see section ?.0) or. a qualified designee. Air nonitoiing results will be naintained in an on-site log book, nhich rtill be available for revien and wiII becone part of the peroanent project record. Ttre proper operation and calibration of all nonitoring equipnent will be in accordance vith the manufacturer's instructions.

Table 2 outlines the tasks to be performed, each constituent of concern, the nonitoring device that will be used to detect the constltuent, and the frequency of saropling.

5. O BAAEUEI{TVEII'TI I.,}TIOII

Ventilation in the basement area vill include opening the sidewalk vents and renoving the trglass bottle'r portion of the l sidewalk to increase the nitural dilution ventilation within I ,[ the giarage. rn addition. one of more local fans siII be --. provided in the baseroent to improve air circulation if - I 2680./Addendll. fi SP,/[As

I I ,L l1 LEVINE.FRICKE .b. r- i necessary. carbon monoxide concentrations will be continually measured in accordance with Table 2 to check that sdfficient t air rnovenent is occurring. i 5.0 PERAONAT,PROEEeITVE EQI'TPUENT I 6.1 Purpos€

The purpose of Personal ProtectLve Equipndnt (PPE) -is to protlct- enployees from hazards and potential hazards they are I Iikely to encounter.

6.2 Descrlption of Levels of Protection

Levels of protection have been defined by the EPA in the EPA Standard Operatinq Guide, 1984' although there are numerous variations and nodifications possible with each level. The levels are defined below. . Level A requires a totally encapsulated' chemically. I reEistant suit with s€If-contained breathing aPparatus (scBA) I . Level B requires provision of naximal resplratory protection using supplied aii or SCBA, rtith dernal protection being f selected on the basis of anticipated hazards. . Level c incorporates an air-purifying respirator that is specific to tLe chemicals or particulates of concern. The I dlgree of derroal protection depends on anticlpated hazards. . Level D is an industrial work uniforn, including steel-toed I boots, hard trat' and safety glasses. The tlTre and material of PPE nill be nodified or upgraded to acconiidate the hazards present during each operation as i specified by the Site Safety Officer (see Section 7.0). 6.3 fpslde the Garaqe Area { AII personnel PerforDing tasks within tbe exclusion zone inside the garage area (nonbasenent area) nill ttear the j folloning PPE: . Qrvek coveralls taped at the boot and gloves . steel-toed boots

2680/Addendu!. HSP,/xAS l LEVINE.FRICKE o . latex inner and nitrile outer gloves

. safety glasses

. hearing protection. 6.{ I[sioe the Basenent Arer

All personnel perforuing tasks within the exclusion zone inside the basement area of the garage wiII wear the folloeting PPE: . NrosH-approved half-face air-purifying respirator (APR) equipped with a orgTanic Vapor cartridqfes

. Tyvek coveralls taped at the boot and gloves

. steel-toed boots

. latex inner and nitrile outer g:Ioves i . safety glasses a . hearinq protection. 5.5 on the Sidl€ya1k outsice th€ Garqq€ Arsa I AII personnel perforning the tasks within the exclusion zone I on tle sl-devalk outsicle of the garage area rti]']' wear the I lr following PPE: . qrvek at the boot and gloves I coveralls taped . steel-toed boots

. latex inner and nitrile outer gloves

. safety glasses

I . hearinq protection. 6.5 Action Levels

The Site Safety officer (see Section ?.3) shall iurpose a tenporary stop vork and contact the Levine'Fricke Health and Safety Director innediately if the following conditions are i observed, or if there is a questions about site conditions:

2680/Addendm. liSP,/NAS LEVINE.FRICKE o uncontrolled dust generation

indications of heat stress

changes in the generai health profile of on-site personnel ' includinq synptons discussed in Appendix A and headaches, dizziness, breathing difficulties, irritation to the eyes, nose, throat, and hands

. a lower explosive liroit/oxygen reading in excess of 10 . detection of benzene in the breathing zone using the I sensidyne punp and tubes. ! Action Level for Upcrrade to Level c Protection Detection of ambl,ent air voc concentrations in the breathing I zone at 50 ppn or greater on the PID or ovL will require upgrading to Level c Protection. F ! ?.0 NBY PERAOIINELAltD nBBPON8IBILIIIIE8

John sturroan Proj ect lilanager It (Levine.Fricke)

l,{ichael J. Stoll site safety officer ! (Ievine. Fricke)

shari A. Samuels Health and Safety Director I (Levine.Fricke) u. Joseph Fedoruk Certifieil Industrial Hygienist l Dr. ) ?.1 Levile. Frl,cke ProJect llapaqer

The Levine.Frl-che Project llanager, l{r. John sturDan' has the ultiroate responsibilily for assuring conpliance with the HSP for aII personnel on gite. As part of bis duties, Ur. Sturman rift le responsible for the follorting: f. inforroing the Levine. Fricke Health and safety Director of t developments on the Proj ect 2. nonitoring that all Levine'Fricke personnel on site have received ihe proper training and ttave been educated as to l on the Site, as well as I the potential- hazards anticipated the lrocedures and precautions to be inplemented on the -. job v j 2680/Adderdrn.HsP/HAs

I I ) LEVINE.FRICKE i. U 3. inforning aII subcontractors and observers as to the hazards expected at the site and appropriate protective measures (subcontractors and observers also rtill be given a copy of Levine.Fricke's IISP for review)

4. securing all necessary resources to provide a safe and healthy work environment for all personnel.

7.2 Levhe.trricks Eealth and SafetY Director

The Levine. Fricke Health and safety Director is shari A. Samuels. tls. saEuels is responsible for the folloving:

1. roonitoring the health end safety impacts of this project on personnel perforning work at the site

2. assessing the potential health and safety hazards existing on site

3. reconnrending appropriate safegTuards and procedures t 4. nodifying the HSP, when necessary

5. approving any chanqes in safeguards used or operating a procedures enployed on site. Dlrector shall have the i The Levine.Fricke Health and Safety .l authority to: I 1. require that adclitional safety precautions or Procedures ] be inplernented 2. order an evacuatlon of portions of the Site or shut down any of the ltork activities if she believes a health or safety hazard exists

3. deny access to the site to unauthorized personnel and restrict observers to the Support Zone (see section 8.3.3)

4. require that any lrorker obtain inmediate nedical attention 5. approve or disallow any proposed nodifications to safety precautions or working procedures.

7.3 Site SafetY offlcer

The site safety Officer (sSC) designated by I,evine'Fricke is Dtichael J. Stoll, staff Geotechnical Engineer.

2680/A#un.HSP/xAs I I LEVINE.FRICKE ti The sso, or a traj.ned designated alternate, will be present at the Site during work activities. The Sso shall be notified of and approve activities in which persons may be reasonably. expected to be exposed to affected soils andr/or ground water'

The sso shall be responsible for the foJ.towing: 1. nonitoring ttrat all Levine'Friclce and subcontractor personnel coroplying Itith the requirements of the HSP

2. liniting access to the Contanination Reduction and Exclusion zones (see Section 8.0) at the site

3. reporting unusual or potentially hazardous conditions to thE r,evine. Fricke Health and safety Director, the Levine. Fricke Project Manager, and AlaEeda County rePresentatives

4. reporting inJuries. exPosures, or illnesses to the Levine. Fricke Health and safety Director, and the ( I LeVine. Fricke Proj ect l4anager 5. conmunLcating proPosed clranges in work scope or procedures ^ to'the Levine. Fricke Health and safety Director and v Alameda County representatives for approval

6. reconnending to ttre Levine'Fricke llealth and Safety Director, the Levine'Fricke Project MaDager, and Alameda county representatives additional safety procedureE or precautions that nigtrt be inplenented I t 7. conducti.ng reguired air monitoring.

T The Sso shall have the authoritY to: I 1. order an evacuation of portions of the site or shut down t, any of the vork activities if he/she belLeves a health or I safety hazard exists'

.2.' deny site access to unauthorized personnel and restrict I obsLrvers to the Support Zones (see Section 8.3.3)

j 3. reguire that any vorker, includlng the subcontractor's i; peisonnel, obtain inroediate uedical attention.

fDdustrial Evqlenist (cIEl j ?.,1 ceEtlfLed Levine.Fricke wj.ll subcontract the services of M. Joseph Pedoruk, lil.D., Inc. Dr. Fedoruk ls a certified Industrial ? 2640/Addendu. HsP,.{As J LEVINE.FRICKE

Hyqienist (CIH). He vill vork directly rith Levine'Fricke's u6iftn and'safety Director to provide his professional expertise to oveisee and approve the procedures and safeguards included l-n the HsP and Addendum.

8.0 SITE AECI'RIIY AND TORK ZONES

8 . 1 lturlroge

controls must be inplenented at the Site to reduce the possibillty of exposure to any chemicals of concern present incl to lini-t their transport from the site by personnel or equipnent. 8.2 Coptrol A control system is required to ensure that perEonnel. and. equiprnent w-orklng on hazardous waste sltes are subJ ected to adpripriate health and safety surveillance and site access . The possibility of- exposure or translocation of chemicals"'o-ntrbf ofrconcern will Ue reduced or elirninated in a nurnber of ways, lncluding the following: I .. setting security or pbysical barrLers at control points to regulaae and/or exclude unnecessary personnel fron the general area

. niniroizing the nuuber of personnel and equipment on site consistent with effective operations F . establishing work zones within the site I . conducting operations in a nanner that will reduce the l exposure of personnel and equipment

. raininizing the airborne dispersion of contaninants (using dust contiol procedures i vapor suppressing foam or water srill be made available, if necessary)

. irnplementLng appropriate decontanination procedures for both personnel and equiPment

' spi1l control and contamination procedures (a vacuum truck will be on call, if needed). l

?.l 2640/Addendfn.IsP/xAS I LEVINE.FRICKE

8.3 Fleldl operatiops Torlr zoneg work zones $il-I be established. based on anticipated contamination and proj ected work activities. within these zones, prescribed operations uill occur usingi appropriate Personal Protective Equipnent (see section 6.0). uovement betlreen zones will be controlled at eheckpoints. The planned zones are as fo110!rs:

. Exclusion (contaninate) . contamination Reduction . support (noncontaminated) .

8.3.1 Exclusion zone

The Exclusion Zone is the innermost area of the three concentric Iareasl and is considered to have contaminated materials present. within this area, the prescribed protection must be sorn by personnel. An entry checkpoint is established at the periphery of the exclusion zone to control florr of personnel and equipment betveen contigruous zones, and I to nonitor that the procedures established to enter and exit the zones are foll.owed. The Exclusion zone Uounaary vill be established initially on the presence of the chemLcals of concern rrithln the area. Subsequent to initial operations, the boundary nay be i readjusted based on observations and/or measureuents. The boundary nill be physically secured and posted and access will ,I be linited. ll O.3.2 CoutaDLaatioa Realuctl.oD loBs

Betbreen the Exclusion and the support Zone ls the Contaroination Reduction zone (cRz). This zone provides an area to prevent or reduce the transfer of chemicals of concern that roay have been picked up by personnel or equipnent returning fron the Exclusion Zone. All decontanination activities occur in this area. The boundary.between the Support Zone and the CRZ is the contamination control line. This boundary separates the potentially contaninated area fron the clean area. Entry into the cRz from the clean area will be through an access control point. Personnel entering at this station will be wearing the prescribed PPE for rvork in the cRZ. Exiting the CRZ to the clean area requires the removal of any suspected or known contauinated PPE, and j compliance with the established decontaml,nation procedures.

? 2680/Adderdm. HSP/ll^S l LEVINE.FRICKE

a.3.3 aupPort Zon€ The support zone is the outermost of the three concentric t,areasit and is considered decontaminated, or the rrclean Area.rl It contains the field office CororoandPost for field operations and other elements necessary to support site activities. NorDal street or Level D work clothes are approPriate apparel for this area. I 8.t zone DlmEpsions I Considerable j udginent balanced with practical ttork area for ' considerations wiII be used to ensure a safe lrorkinq j each zone. Physical and topographical barriers 4ay constrain ideal locationi. Zones wiII be established on site after work areas are determined to allow enough room for all equipnent I and personnel. when the zones are established, the Alameda I county representative wiII be notified to inspect.the work zonesl Fletd/Iaboratory measurements may assist in I establishing the control zone distances. tihen not workinq in i areas that require the use of chemical-resistant clothing, uork zone proCedures nay stlll need to linit the movement of personnel and retaln adequate site control. a 8.5 Decoltaninatlon Procedur€a 8.5.1 Geasral

As part of the system to prevent or reduce the physical I tra-nsfer of chemicals of concern by people and/or equipnent I from the site, procedures will be instituted for decontaminating anything leaving the Exclusion zone and cRz. These procedures will include decontamination of personnel, i ^etc.proteciive eguipnent,-otherwise monitoring equipnent, cleanup gguipnent. Unless denonstrited, everythinq leaving the Exclusion Zone should be considered contarninated. Decontamination is addressed in two vays: the plrysical arrangeraent and control of contamination zones, and the effective use of decontamination procedures. The decontaroination process uses cleaning solutions, followed by rinse solutions. Used solutions, brushed, sponges, and containers must be proPerly disposed. In general, decontamination at the site nay consist of rinsing equipnent, ) personnel, etc., Itith a deterqent and water solution. hEusable decontaninated PPE will be stored for air drying. l ot i .-l 2680./AdderdJn,tlsP/llAs 10

I l LEVINE.FRICKE

8.5.2 Decoltaniaatl.oa SolutioDs

Descript ion Usaqe

3 cups Alconox or Light contahinati.on TSP to 5 to I gallons of water

Commercial Detergent- organic contanination FuII strength or diluted

As with all alkaline cleaners, continuous or repeated contact with the skin should be avoided, If an enployee's sl

A rinse solution wi1l be used to renove the contamination solution and neutralize any excess decontarnination solution. All personnet wiU follov these decontanination procedures: I{hen entering from the Exclusion Zone. rerlove heavy soil, as necessary, 'from boots, gloves, and clothlng by using a toiel or hose before entering tbe cRZ.

2. At the decontanination area, step into-a decontarnination tub(s) and bruslr boots and gloves clean.

3. Remove disposable suit and dLscard in proper container.

4. Step lnto a rinse tub(s), then remove boots-

5. Remove outer qloves and properly dispose- 6. ReDove respl.rator and hard hat.

7. Renove inner gloves and dispose of properly. Decontamination procedures nay be nodified, if necessary, with the approval of the llealth and Safety Director'

8.5.3 Personal D€soDtaDiaation lhrrlag t'tedLcal BDergeDcies

In the event of personal injury, first aid personnel must decide if the victi.mr s injuries are potentJ-ally the type that would be aggravated by novement. If tttere is any doubt, or if the victin is unconscious and cannot respond, no atteropt should be nade to move the victin to the decontamination area'

2680/Adderdl'. HSP/rAS l,L I I I LEVINE.FRICKE \t I only off-si.te paranedics rnay.move such.victins' If the paiinedics appiove,' the victin's PPE will be cut off in the -l ait. rf the- iecision is made not to remove the victim's PPE' fte7.n" will be wrapped in a tarp or sinilar object.to.protect thl arnbulance and Liew auring tiansport' rf the victin is contaminated rtith material tfrat thrLaten to cause additional the ppE nilI be carefully rl ili"rv or immediate healttr hazards, i"i"v3a and the victirn washed appropriately '

8.5 Site gecuritv garage. The rtork will be perforroed on rteekends, when the i: cfosea. If it is necessary to continue any ttork on rteekdays ' ihe alanecla county represe;tative will be consulted to l djternine the extent Lo which the garage must be th'lt d?yl:.- wiit ue used to secure the gas tank area and pronrDrE Fencing ttte I uniutU6rized access- Trench plates-vill be used to cover t excavations at the end of each d.ay. the -i At a ninirnun, alJ. visitors entering the Exclusion Zone and uust wear the piotective clothing. and equlpment norn bY ' .l CRz area Gvine. fric1.e persbnnel. Pernlssion to enter the rtork be obtained f;;-;i reisi of the personnel in must "ne ,n?ned 'l section 7.0. Visltor's nar0e and purpose of vlslc w].lr De i"""ia"a in the field notes. l I .-i -! f .l I I I I ? I 2680,/Adderd,n.HsP/xAs L2 I LEVINE.FRICKE

D.O APPROVAIT8

9. 1 LevLpe. PrLcte PersonDel

This HSP Addendum 1, coverinq activities at the Harrison street Garage Site in oakland, CaI i fornia, is approved by the foltowing personnel:

shari A. Samuels Health and safety Director

John Sturnan, P.

I

2680tAdd.nd"[. lsP,lsls x3 I I LEVINE.FRICKE 9.2 Coptracto! apdl Subcontractor Personnel contractor and subcontractor Agreement: 1. The Contractor cerEifies that the follorrring personnel to be employed on the l{arrison street Garage Site have met the reguirements of the Federal and california OSIIA Hazardous waste operations and Emergency Response Standard 29 cFR 1910.120 and GISo 5192.

2. The contractor certifies that in addition to neeting the osHA requireDents, it has received a copy of ttre HsP and this Addendum L, and will ensure that its et0ployees are inforned and vil1 conply with botb oSHA requirements and the gruidelines in this HSP.

3. The contractor further certifies that its representative has read, understands, and niII conply with all provisions of the HsP and thiE Addendum 1, and it will take full ,rl responsibllity for tbe health and safety of its enployees. 'l {ai Contractor sigmature Date ;i' r .tra i' iil

II .:, t '.1

?6a0/Adderdn. xSP/xAS t4 ; )

TAALA 1

EXPOSIIRS LIUITA AND SEIJECTED CEEUTSAI.'8 Otr COIICERI{ EARRIAOU ATREEE GARAGE AITE oAf,r.ADlD,CtLrroRrrA

OSIIA PEL Cheroical Conpound (ppm unless noted) Barium 0.5* Benzene L Brornodi chl oromethane NA chloroforn 2 chromium 1* Ethylbenzene l-0 0 Lead 0.05 * llercury o. 01 * ltethvlene chloride 500 PCBs 0.5!t PCE 100 Seleniun 0.2 * TCE 100 Toluene 100 TPH as diesel NA TPH as gasoline 300 Xylene 100

Notes: PCB - Polychlorinated bipbenyls PCE - Tetrachloroethene TCE - Trichloroethene TPH - Total petroleum hydrocarbons PEL - Permissible Exposure Linit ppn - parts per nillion l I *- noted in nilligrarns per cubic neter ,|ll - Not Applicable J 2680,/Adderd,n.HsP,/xAs

-)l I I

I I

-

]ASLE2 AIR }O{ I TOfiIIG STRA]EGY

Constituents of Task Conceilt I ns t nnent Frcqlcncy

Arear sr'p ard Lift lrer/Gasolir* P|f|p Arer

Sgit boring sdrpt ir€ 81d Benrer*, toluene, Plo (Hith aFpropriete At start ot gork ard 50 excavati oal ethyt b€nzene, xytenee, t pt see ApFrdix c) nirutes to contitruous [y. brqrFdi ch t or.nathrru, af|d (w FCE, TCE Sehsidyne Frp .rd Everf 4 holJrs or if Plo benzenc tubes or ov^ detect 50 Pglt,

Noni to|.ing rel, L Eenzena, totue,E. PtDlovA At st8.t of rrork snd 30 insta(tation cthytbenaerle, rylen€s, mi.Et€ to contiruouslY. brdFdichlordEthan , PCE. ICE Sen8i6/ne F rp 8rd Every 4 hours or if PID benzerE tubes o. O\r detect 50 Dsn.

lo.litoring rel I 8u.vey Ben:eaE. toluerE, PID/0v Start-rp ot r,orl at esch cthylberEer€, rytcncs, rcll locltidr. broDdi ch t oro|EthEnc, PCE, TCE scrBidyne Frp r.d Every 4 hours or It PID benzerE t!be3 or OtA detlct 50 Hl.

Ionltoring Yett BerECnc, tgltE E, PtD/Orrt Start-r+ ol rork rt each dev.toErEnt athytb.mc.tc, xyt.ie3, |lett tocatim. bromdichtor EthgE. PCE, lC€ slnsi4fi|c F|||F .nd Every 4 hoqm or if Plo benrer€ tt$eg or ov detect 50 Dar.

Grotrd-gatel gdrpllng Ecnze(|., tol|]€r|., Pro/ov Stlrt-r.P ot cork st e.ch I rthylbenr?E, xyl,$.a, tocotioar. bro@odlch t oro{Ethone, 'EYery PCE,'CE scnsidFE Fnp !.d 4 hoqr3 or It PID benzerE t|6e8 or 0V d€tect 50 mr.

Exc.votioi.ctivitiG3 PCBs sxc rrso'|st .lr onc 8-ho0r sa||pt. ri t I I sarpl itte F.4 be col tected the first (rccording to rtosH day of sctiYity Lethod 5503; sec l Aoeftdix D) lrea: BaseflEnt

I soi t sarpl,ing and 8!trr!|E. tqluc*, PID/Clv, c0 Eter, At stert of |orl and 3{l excavat i on cthytbenzerE, xytcnee, 6nd 0z rter rirEtes tq cmtitrlousty, I clrboar tEaloxida, f tdrr.bla Yapors, sGnsidyD. Fup srd Every 4 hour8 or if PID oxygen leve[8 b€nrerE tubeg or (ry detect 50 pp[. I ,I lonitoring r€t t Bearrene, totqene, PID/oV , COrEter, lt start of rork €rd 30 instat tatio.r Gthyt b€nreie. xyl,€rle3, od 02 rEter Didrtes to conti|r(ro(r3ly. carbon FaExida, ) fl Ebtc v6por., scrFidyie F.ry .rd EvG.y4 hou.g or if PID J oxygcn [.wls banzenc t[bes or O/ detect 50 pgl. ilonitoring relI survey SenzcE, tolueia, PlolOV , COEte., Start-(p ot r.ork !t c6ch cthytbenzerE, xyl eries, €ad 0r [Eter r,el,t toc6ti{| crtbon maloxide, I f ldrroble Y.pors, oxygen t.vel8

2640/Addaridin. NSP/lAS TABLE2 AIR lto)tI Toelllc S]RATEGY

Co.rst i tuent I of fssk Cqtcern I nstrurEnt Erequency

ilonitoring rctl Benrenc, tolueie. PID/oV , C! rEter, StErt-lD of rork st eEch devetoFrcnt ethylbenzene, xyl enes, snd 02 rEter eelt tocatim ttdlDrblc v.po.s, oxysen levels

6ro{rd-sater s€|tptln€ Benzenc,toluene, Plolov , COFter, Sta.t-rp of rort at each cthytbenzerE. xytcrEs, 6nd 02 |rEter rct I I ocEti o.l f lanrnble vapors, oxygen Ievels Excavationactivlties PCBs SfC p€rsonat air che 8-hoursarpte rl t t sglpl ing Frp ba cottcctcd thc lirat (rcco.ding t0 llos[ doy ol lctivtty lethod 5503t eee ADeerdixD)

PCE- TetrachtoroctherE TCE- lrichtoroethene PcB - Polychtorin€ted biphenyt PIU - Photo ionizatim detector l twA - orgonic Yapor sn€tyrea

i

I I

?j 2680/Adderdun.HsP/lAS I _t o

I IPPETDIX I I cEEttrcAr, DEacRIPllIoHa or TE8 CEEltrClLA OF COlfCBRll

l I l I t l I I l l i l

i I

aI 26a0l dderd(,ll. HSP/I|AS l LEVINE.FRICKE

CEEIIICAL DESCRIPTIONA OF TEE CEEUICAI,S OF CONCER}I

Barium The soluble bariuru salts, such as the chloride and sulfide, are poisonous when ingested. The insoluble sulfate used in radiography is not acutely toxic. The chromate is a human carcinogen. Sbme salts are sl

The Permissible Exposure Linit (PEL) for bariun is 0.5 mglJ.

Benuene

Benzene is a clear colorless liquid. Exposure to high concentrations (3,ooo parts per nillion tppnl ) nay result in I acute poisoninq, characterized by the narcotic action of t benzene on the central nervous system. chronic poisoning occurs most commonly through inhalation and denoal. absorption. I Benzene is also a recognized carcinogen. li The PEL for benzene is 1 ppn.

)- Bronodi chloronethan€ tt Bronodichloronethane is a cotorless liquid. short-tern i exposure to high concentrations of brouodichloromethane nay be narcotic. Bronodichloromethane is classified by the U.S. Environmental Protection Agency as a GrouP 82, probable human carcinogen. I The PEL for bromodichfororoethane is 2oo ppm.' I I Cblorofor[ I Chloroforo is a colorl6ss liquid with a pleasant, sweet odor. Short-term exposure to chloroforn vapor Eay cause headaches, drowsiness, voniting, dizziness, unconsciousness, irregrular heart beat, and death. Liver and kidney danage nay result fron exposure to chloroform vapor.

The PEL for chloroform is 2 ppn.

chromiun

Chroroium is a greenish-b1ue, odorless solid. Exposure to chromium has been associated nitlr Iung changes in workers exposed to chroroium al1oys. Chromium dust exposure lray cause roinor lung changes. ? 2640,/Adderdul|.ISP,/NAS A-t LEVINE.FRICKE o The PEL for chronium is 1 mg/n3'

Dlesel Fuel

Diesel fuel is a gas oil fraction available in various grades as reguired by different engines. Coroposition of diesel varies in ratios of predoroinantly aliphatic, olefinic, cycloparaffinic, and arouratic hydrocarbons, and additives.

Ingestion of diesel can lead to systemic effects such as gastrointestinal irrltation, vonitlng, cliarrhea, and in severe cases. drowsiness and central nervous systen depression, progressing to coma and death. Aspiration of diesel fuel can cause hemorrhaging and pulmonary edeua, progressingl to pneu:nonitis and renal involvement.

EthvlbepzeBe

Ethylbenzene is a clear, colorless liquid. Exposure to high concentrations of ethylbenzene vapor nay result in irritation of the skin and mucous menbranes, .dizziness, irritation of the nose and tlrroat r. and a sense of constriction of the chest. The PEL for ethylbenzene is 1oo ppltr._ a l Gasollnb I casoline is produced from the light distillates during petroleun fractionation; its najor conponents include .paraffinsr olefins, naphthenes, aromatics, and recently ethanol. Gasoline alio contains various functional additives as reguired for different uses, such as antiknock fluids, antioiidants, netal deactivatora, corrosion inhibitors, anti- icing agents, pre-l.gnition preventors, upper-cylinder lubricants, dyes, and decolorizers. . Lead additives in particular were widely used in gasoline until the introduction of vehicle catalytic converters.

Mild cases of gasoline ingestion can cause inebriation, vomiting, vertigo, drowsiness, confusion, and fever. Aspiration into the lungs and secondary pneunonia may occur unless prevented. Gasoline can cause hyperenia of the conj uncti-va and other eye disturbances. Gasoline is a skin irritant and a possible allergen. Repeated or chronic dermal contact can result in drying of the skin, lesions, and other d"rroatologic conditions. , t I rhe PEL TwA for gasoline is 3oo ppu. The PEL STEL is 50o PPn.

,? 2680/Adderdr. HSP/[AS A-2 I LEVINE.FRICKE

Lead

Lead ( inorganic) is a bluish-white, silver, or ltray odorless sol id-

Short-tern exposure to lead can cause decreased appetite. insoronia, headache, Euscle and joint pain, colic, and constipation.

The PEL for lead is o . o5 rng,/n3'

llercurv

ltercury is a silvery, mobile, odorless figuid. Short-term exposure to inhaled utercury vapors may cause headache, cough, chest pains, chest tightness, and difficulty in breathing. In addition, it may cause soreness of the bouth, loss of teeth, nausea, and diarrbea. Liquid mercury may irritate tbe skin.

I The PEL TWA for mercury is 0.1 mg/mt. ! I l,lethylepe ehlorid€ i Itlethylene chloride is a colorless liquid vith an odor sirnilar o to ehloroform. uethylene chloride is an anesthetic. Short-tenn exposure to l methylene chloride can cause mental confusion, liEht- headedness, nausea, vomiting, aDd headache. continued I exposure rlay cause increased light-headedness, staqtglering, I unconsciousness, and death. Eigh vapor concentrations may also cause irritation of the eyes and respiratory tract. of angina t Exposure to nethylene chloride uay rnake the syloptons i worse. skin exposure to the liguid can cause irritation. If .I the liquid is held in contact Itith the skin, it can cause skin burns. Splashes of the liquid into the eye can cause irri.tation.

uethylene chloride is classified by the U.s. Environmental Protection Agency as a Group 82 probable human carcinoqen.

The PEL for nethylene chloride is L00 ppn in air.

Persbloroethvloac (PgE)

PCE, also known as tetrachloroethylene, is a colorless liquid ,l with an ether-like odor.

I .-, v I ?6a0/Adderdtl|. HsP,/NAs A-3

I t LEVINE.FRICKE o Short-tern exposure to PcE may cause headaches, nausea, drowsiness, dizziness, incoordination, unconsciousness, irritation of the eyes, nose, and throat, and flushing of the face and neck. In addition, it may cause liver danage with such findings as yellow jaundice and dark urine. Liver damage may becone evident several seeks after exposure. PcE is classified by the U.s. Environmental Protection Agency as a croup 82 probable human carcinogen.

The PEL for PcE is 25 ppn in air.

Polychloritrrtedl Biphenvls (PcBs)

PCBs pale yellow viscous liquids vith a nild hydrocarbon odor. Exposure to PCBS nay cause irritation of the eyes, nose, and throat, and an acne-Iike skin rash. It also roay injure the liver, resulting in such effEcts as fatigue; dark urine, and yellow j aundice. Skin irritation rnay result fron repeated t skin contact. I The PEL for PCBS ls 0.5 ngld' I SeI ellun Selenium is a black, gray, or red odorless sotid. I Prolonged exposure to selenium can cause paleness, coated . tongue, stomach disorders, nervousness r uetallic taste, and a garlic odor of the breath. Fluid in the abdoninal cavity, danage to the liver and spleen, and anenla bave been reported in aninals.

The PEL TWA for selenium is 0.2 mg/m].

Trichloroetbeno (TcEl

TCE is a colorlesE liquid with a sweet odor similar to chloroforn.

Strort-term inhalation exposure to TCE can cause drovsiness, dizziness, headache, blurred vision, incoordination, mental confusion, flushed skin, trenors, nausea, vomiting, fatignre ' and cardiac arrhythnl-a. Irritatlon of the skin, mucous nenbranes, and eyes also can occur.

I TcE is classified by the U.s. Environmental Protection Agency J as a Group 82 probable human carcinogen. t I 2580/AddendI!. tlSP/NAS A-4

] LEVINE.FRICKE

The PEL for TcE is 50 ppn in air. Tolueps Toluene is a colorless liquid with a benzol-like odor. hhalation of high vapor concentrations may cause iropainoent of coordination and reaction tine, headaches ' nausea, eye irritation, loss of appetite, a bad taste, and lassitude' The PEL, for. toluene is L00 ppn.

xvIeD6s xylenes are clear, colorless J.iquids. Exposure to high. concentrations of xylene vapor nay result in eye and skin irri.tation. Eye irritation may occur at concentrations of about 2oo ppE.

The PEL for total xylene is loo ppn. I t I i l

t I I

l I I t I I 2680/Addefd'Jn. ilSP/XAS A-5

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APPEITDIX B

EEILTE EAZARDA .AASOCIATED IIITE SOIL COIIIIAINTXC EI.TVAEED COXCEUTRITIOITA OF MERCI'RY

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I I oI 2680,/Adderdu.$sP,/xAs l I j M. JosephFedoruk M.D., Inc. l I DiolomateAmerican Board of 140'lN. TustinAvenue Medicine PreventiveMedicine. Suiie240 I certifiedin OccuoationalMedicine SantaAna, California 92701 Toxicology DiplomateAmerican Board of Toxkology Telephone:(7 1 4"t 55+7 2 11 Certified IndustrialHvoienist FAx:(714)55G7215 ExposureAssessment

Junc21, l99l

Ms. Shari Samuels I-evine-Fricke l90O Powell Street Eneryville, Califomia 94608

Regarding: mercuryexposure potential at Oaklandrernediation project.

DearMs.Samuels:

Thc purposcof this lener is to provide you with my opinion rcgarding the potential health hazrrd that soil cootaining mercury at concentrationsof 7GE0 ppm posesto remediation worken at a I I-evfurc-Frickeproject in Oaklan4 California-

The potentialhealth hazard of this mercurycontaining soil to industrialworkers can be assess€dby dcrcrmining the airborne concentration of mercury that could be produced from remediation activiries at this site which disturb the soil and comparing this predicted concentrationto the industial exposurclimit for mef,cury. To bc conservativean assumptionwill me made that the i soil contains100 ppm of mercur-y. : Since no spccific information is available regardingthe form of mcrcury which is prescnt in ttre soil,sou, forror thctnc ourooscpurposcPurPosc ofor thisuus assessmentasscssmentitrt wluwill beoe assuEeoassumcdlnatthat uethcthe sousoil contlunscontains alKytalkvl mcrcurymcrcurv I compounds.Alkyl mcrcurycompounds have the lowestThreshold Limit Value CILV) of 0.01 mg/mrme/m3 (10 ugtn3ugin3 ) for an eighreight-hourtimc-weightedtimc-weishted averageaverase of all mercurymerrcurvcompounds.comDounds. Thc CaVOSHAPermissiblc Exposure Limit (PEL)for alkyl mercurycompounds is also 0.01mg/mr I for an eight-hourtime-wcighted average. By contrastthe TLV fc aryl and inorganicmercury compoundsis 100ug/m3 for an eight-hourtime-weighted average and 50 ug/m3 for all other rnercuryforms. Thefirs stcpis o i&ntifu theconcentation of mercurythat is presentin I mg of soil. Tbc concentrationin thesoil is assumedto be 100ppm, therefore : 100pp- = 100mgkg 100mgtkg = 100ug/g 100ug/g = Q.1ug/m* ThereforeI mg of soilwill contain0.1 ugof mercuryassuming the soil crntains 100 ppm or 100 J mgtkgof mercury. ? Thenext step is to identify whatabborne concentration ofdust couldbe produced at this siteftrom

I I I I

I soil disturbance associatedwith rcmediation activities. Although there are no published data conccrningairbome concentrations of suspendedsoil at variousrcrrediuion projeca-it is exremly I unlikely, basedupon personal cxperience,that the ambientdus! concentrationscould excccd 5 mg/m3. At this ambient dust concenration the airbomeconcentration of mercury would only bc 0,5 ug/m3 which is l/20 of the TLV or PEL for the speciesof mercury wirh the lowest expostrre limit Even if the airbome dust concentrationswere unrealistically high, such as 20 mg/rar, the airbomemercury concentration would still only be 1/5 of the TLV or PEL Thereis no evidenceto suggestthat airbomeconcentradons of m€rcurydue to airbomc suspension of soil at this site would approachthe industrial exposurclimit for the mercury, even if the soil contained thc mercury specieswith the lowest industrial exposurelimir Therefore baseduporl information that soil at this site do€snot containmercury in excessof 100 ppnr, the hazad pdscd by inhalation of this soil is low and thereis no evidenceto suggestthat afubomeconcentrations of mercurywould exccedany regulatedexposure limit.

The site safety plan should ensurc that remediationworkers utitze adequatedennal protective equipment to preventinadvcnent dermal absorptionof mercuryas wgll asodrcr compoundsat this site. Similarly althoughttre airborne concenuations of mercuryat this site areanticipatcd to be very low, respiratory protection for other compoundsat the sitc such as volatil€ organic compounds will likely be required. The site safetyplan shouldinclude adequatedecontamination mcasures to avoid inadvirtent ingestion of any contaminatcd soil. Thc cxact lcvel of pcrsonal protectivc cquipment that would be requircd shouldbe basedupon an evaluationof exposurepotcntial o all comporrnds

I I hopc this information is of usein asscssiirgthc magnitudeof the indusrial hazardrhat rncrcury ,containing soils poseto rcmediationwonkers at this site. If you haveany frrther qucstionsplcasc co4ragtrDe.dfucctly.

Respccdrlly,

l

l ' M. JosephFedoruk, M.D., CIH, DABT Dplomatc,American Board of PreventiveMedicine, cenified in OccupationalMedicine Certifiedhdustrial Hygienist (toxicological Aspects) Dplomae, AmericanBoard of Toxicology

ri iJ i il l I APPE}TDIX C l 1 IIOLECI'LAR IOUIZATION POIIENTIAIJ I I '.t I ,l I

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r<,l. to 'a rd I a-*E J.' € -rr!€5:=E i. ^ =;; F^ i €i€;:EE?€E--"E; i'? 9 Ff.FE.FFFF.FF'5 tE( t Journal o{ Chromatogtaphic Scaence.VOl. 19, Februa.y, l98l PhotoionizationDetector Sensitivity of OrganicCompounds*

Mdrsha L. Langhorst The Dow ChemicalCompany, USA, Analytical Laboratory, 574 Building, M idland, Michigan'18640

rhat molcculc- As a rcsult, tablcs of IPs can bc us.d to Absttact dctcrmiric whcthcr or not thc ddcctor may bc uscful (6). Howcver, thcsc param€tctsof lamp cncrgy and lP do nol U.lng I gls chrom.togrlph gqqlppad wllh I hlgh indicatc thc rclativc dctcctor scnsitivity for various lamp.r!tu,. photolonlratlon d.ttclor, ! uldr Yltl.ty ol compouods-This lack of information for concisclydcfirinS org.nlc compoundi wtr .o.ly!ad. Rcltiltc d.t.ctol rhe factorsaffcctinB PID scnsitivityhas limitcd i|'5acccptance- on . I i.nsltivltlos wq.o d616tmln.d on I mglar ba313lod Somc instrumcl1al parametcrs cffecting PID scnsitivity r{0,6 normrlLod !g!lntt lhc dalaclor I w6lghl baslr.nd includ.: (A) lamp intrnsity, (B) lamp scal' and (C) florf tatc i63pon3o fo. bsnzen6- 8y rntlyrlng gal! ol o.g.nlc rhroughthc dctccror.Thc lampintcnsity is adiustablcwith a cgmpounds ot llko luncllonlllly bui dlllgloot nurnb.rt dial on lhe HNU Systcmsclcctromctcr/powcr supply unit. ol cErbon3. srvir!l canclu6looa wo.g dgrivod achllng diminishcd if thc dctcctor window PIO B6nslllvity lo molocult. slructurg. In 9eno.!1, The intcnsity can bc column blccd or a .6htlvo PID s.nsilivitios should bo comPt,6d on t becomcsdirty sg 5q31cd*ith material from molgr blsls tsther thon on a w.lghl b.3ls. PIO !.nrl- samples.Thc lamp seali5 optimizcdal (hc rimcthc Uv lamp is iivlly d.p€nds prim.rily upon clrbon numb..' installcd in the dctcctor. Thc scnsitivily incrcas.t (almost l luncllon!l Oroups,snd bondlng typo. expon.nlially)as flow ratc dcclcalcs(5). with hiSh.fficicncy' packcdgas chromalography columns' flow ratcsbclwc'n 8-12 cclmin can b€ normally uscdfor high scnsitivity. t Logically,thc detecrorscnsitivity also dcpcnds upon ioniza- tion cfficicncy,a parameterrclatcd to thc tightncsrwith which electronsarc hcld to a molcculc- By irlvcstigatingdctcctor lntroduction rcspooscfor a widc variety of organic compounds'Scncral I rules have beenderivcd for predicling PID scnsitivity bascd l Thc photoionization detector (PID) is desiSncdlo delect upon organiccompound structurc' speciesin thc effluenr from a gas chromalograph by ulilizinS thc principlc of photoionization.Photoiooization occurs whcn thc absorption of a photon by a moleculeleads ro ionization vra lne reaclron: Exoerimental

photoronrzatlon RH + hv-+RH+ + c- The HNU Syslems,Inc. high-tempcrature de(ector,Model Pl-51-02, was installcdon a Hcwlctt-Packard (CC) Using where RH is an ionizabtemolecule and hv i! a pho(on wrth an (Palo Alto, Califoroia) 5?0Ogas chromatograph vJas I energy > !he ionization potential (lP) of the molecule a 10.2 eV lamo, a widc varicty of oiSanic compounds ar'caswcrc With the developmenlof a stablePID with a sealcdUV analyzcd on sevcraldifferent GC columns' Pcak HciShts' ) source(HNU Sysrems.Inc., NewtonUpper FaLls'Massachu' integratedwith a Spcctra-Physics(Arlington dclccto' scnsitivitics setts),inrercst in thc delectorhas increased-Thc developmcnl SystemsI comput;n8 InleSraror. Ralative a wciSht basi' and and pcfformanceof lhe dclector havebeen documenlcd (l-5)' wcre determiocdon a molar basii and on I lor bcnr'nc_ aswell as a numberof diverseapplications (6-12) By u(ilizinB were normahzcd against the delcllof rcsponse of compounds of UV lamps *ith diffcreot photon cnergies.thc dc(ectorcan bc U5ingthe data obtaincd from analyzinSset! of catbons' easiLy modified for almost univcrsal or quite selcct like functionalily but diffcrcnt numbcr! to t conch.tsionswerc dcrivcd that rclarcd PID scnsltivily detcctionof compounds. I lf the ionizationpotcntial of lhc compoundi5 lcssthan thc molecular !tructurc, frorn Supclco' lnc ' lamp cncrgy.thcn lhe pholoionizationdctector willrespond lo Thc chcmical standalds wcrc oblaincd (Bcllcfontc, Pennsylvania) (Polyscicncc Corp- analltical I \rct' t kits, Nilcs. lllinois). Thc chcmical pufltlcs 'Thrs standards o3o€r was o.€.€^!.d a] th6 19€o Pllllbu.!h cont€.snco on Ma.ch 12. 198O,i^ Alhntic C,ty. N6w J6.toy {pspa. n!mb€. '15) all ) 9590. journalof ChromarcEraphicScienco, Vol, 19. February, l98l ] I Jrlculatlon. whcrc C is thc conccntrarionol compound of inlcrcst (jr8lml) and C671is the concentralionof bcnzcnc in srandard !olu- molar scnsitivity.clativc to bctrzencis calcularcdu5in8 lic lron GBlml). \c foltowingcquation:

A B,o^ S,l/ = _x_::2 Eq. I A(sa B Flesullsand Dlscusslon *-hcrc ,{ is thc pcak arca of compound of intcresf, ,4(ga is thc .

tlbl€ l. S€nrlllvlty ot Compound Bclrily. to B.nzan6 on ! Mohr B!slE (grnz6n! = 1.0)

om9Euno SM(Sz' Compound SM(82) Cofipound sM(8r)

o-ALt

(conttnud)

Phlhalares 1.:l.5 Tnch'orobenaene r26 {ArorrDlrCHydrocarDons} 1.7.4-Iarcnlorobenzene 124 056 r t6 blt(MelhYl)Pnlhalal€ €thylbenrene 1.2.3 Ificllorobenrene 087 1 ?l bh(Erhyllohlnable 1.2,.l,5 Ielrachlorobenaene l28 106 127 bis{ll-8uryl)phlhalate n'Eulylbenfene t.2.3.4.Tetracilorooenaen€ r40 r78 \29 1 32 bB(2-Elh/nerYllPhlnalale 152 Pentachloroben2ene 6utylbenrylPhthalale 1.78 n Oclllb€orene Hexaciloro0entene 125 n.0ecylb€nren€ r69 - 130 c-lylene I 14 chloroDenlenesavelaga l.i Halogenaled 120 I'Xyleoe 130 1?2 Chloroqhenols Monochlorobenzene Cumene Eronobenzene IE? p-Cyr06ne 1?l 250 t27 2.Chloro0heaol 1.t9 l0d00enr€ne Mesrtylefie 'Chtoao- 096 3 Chloroohenol 132 1 2'lluorobenI ene 1.30 I -Fluoro-4n(robenleoe 0 15 PAHS/PNAS a-Chlo.o0henol 2.3'0rchlo(o0henol 134 Niphliilene r97 2.4.0rchlofo0henoi L34 Anlnracene 211 2.5-DrchloroPhenol 134 MrredFunclronalttY Phenanthrene 2.50 2.6-0rcnloroPhenol r33 246 r.37 p Cresol r07 1.2-Eeflranlnraccne 3.4.0rcnlorooheool 110 Chrysene 2.96 3.5-0chlorognencl 1.35 2.4-0rmelhylPhenol 302 120 ryre^e 2.3.4.Incnbroohenol 128 2-Cnloro'5_hYdrorYloluen€ 308 1ftchlologhenol 128 2-4-0rnrtrdtoluena 0 06? lnphenylene 2.3.5 029 2.08 2.3.6'TnchioroPhenol La7 {-Nttropnen0l 2E5 L32 ?.4'0nrtroohenol 0.094 Fluorantheoe 2.4.5'Tr|cnloroPhenol 10 Acenaphthene r30 0rPheoylor0e 2 2.{.6-TrEnbrOghencl 0.86 Brphenyl 188 3.4.5-Tnchlolooner.il 1?0 Drbentoluran 220 t 14 . 0r0enro.C-dorrn 0.93 9.Ter0n.nYl 2.3.a-5.TetrachloroPhenol t.31 2-3-!.6.Telrachloro0nenol 1.43 0rbanzOthDPhene 1.38 4.SrofiDdtoheoylor|de 330 SUESTITUTEOBENZENES 2_3.5.6.TetacnloroPhe6ol 2.01 PenlaCnlo.00hen0r 1 l8 2-Chlorona0hlhalene Rng Acltvators CnloroPnenolsaverage = I 3? MISC€!LANTOUS Pnenol 105 113 PotycnlonnatedBiohenYIs r 3-Hexene_l_ol 046 1.2-0rmalhory0enrane r 19 Herachlo.ocycl0nerane 0 027 ? 18 2.3-DchlorobrPheovl Herachlofocyclop€nlao€ne 0.88 2.4f RrngDeact|valors 4.4-0|cilorobtphenyl Hexachlofo-l .J 0ulaorgne r34 ?"3.{-Tficnlof o0r0henyl 240 0 6lr 213 Mesrlyl0rrde Nrlro0enlene 0?9 2.2 .5-5',.Jetrachloro0r9henyl l-Sromob'rlane 0.066 I 050 Eenro'crc6 ?,3'.4',5.letrachlorobr0n€nYl 193 296 1'l0d0bul3ne Senaaldenyde 096 3.3-.4.4',.Te1fachlorobrphenyl I.?.0rbaumobulane 0 081 acet0phenone 094 ?.2'.,t.5.5--PEnlachlorobrOnenYl 245 ?80 Jrelnylelhet 2,2 .3.4.5 Pe^tacnbrobrohenyr Ietrahydrolurto 0.39 chtor0benaenes 2.?'-3.4.5.6"HetacnlorobrPhenYl ryndme 0.50 2.?'4.{' 5.5'HexrcnlorbrpnenYl 260 0 057 1.12 lsopenlanol 3.Drcnl0r0benaene tlat-Pentanol 0.051 PCSSaveraqe - 2 53 4 0rcnlorobenlene I,4'Butanedtol 0.10 2.Drcnloroben aene l .30

numbcr rocrcatcs' ln 8cneral.scnsirivity increases as catbofl molat sensitivityis lin'arly rclated lo carbon Tsble ll- Concluslonson t Molsl Btsls For n-alkancs, numbcr by rhc relationshiP: 5M = 0'? 15.r4 4?5 Sensdrv'lyInareases ascaloon n!mber tncreeses - molarsensrlrvrlv iorn.r'*jnts.SM' 0O7r5n0457whereSM to bcnzcnc and n is - n ' clroonnumoel vircrc SM is thc molar scnsttivityrclalivc reral'velobenlene (Senlene I 0) end Ct numbcr (sccFigurc I ) This linc was drawn for Sens(rv,tytor al!anet< llkeneS< a'ornatrcs tt. a"rtot < lelones alkrncs wcrc cxcludcd ir"t,*'tt or ,lkanes< alcohols< est'rs< aldehYdes i;;;;;,, ,-alka!r.s' cr throu8h c. cqual ie"s't,v'lv ot ctcl{ comoounds> ooncycllccDrngounds ,rr.v havc ionizalion PotcnrialsSrcatcr than o' compounds i.."ul. J i."i,i*,,t ot D;.^cnedcomDounds > nonbr'nched littlc or no rcsponsc whcn thc ghlorrne_subsliluled< bromrne' t. tOi.u and thercforc 8iv' i."i,u"rr O lluo.rne_substituted< shows tcla(rvc is cquippcd wilh a l0.2 cv lamp- Figurc 2 suDshlut€o< rod'n. suDslrluled compounoS PID gtouDs)rn to bcnzcn' on a rtriS'l basis for . i"r trotu*trO banren.!.fing aclrvalo's (eleclron-releasrng scnsitivitics normatizcd grouDs) rclarionship is creasesensrlrvrtY and .rng delclrvators ieleclron wrlhdrawrng n-alkancs and l-alk.ncs. For atkancs' rhc halogenaleoDenlenes) was concludcd lhat decreases€nsrlrvrlY {€rceplon ncarly liocar a! low carbon numbcrs lt a molar basis PID scnsitiviticscould bc bc(tcr comparcd on i Journalof ChromalographicScience, Vol. 19, Februarv.19gl

I ralhcrthad on a wcightbasis. andbondinB slructurc also affccr dctcclor scnsilivity a! walla5, ScricsoI l-alkcncs,alcohols, aldchydcs,kcroncs, and csrcrs carbon nurnbcr(scc Figu.cs I and 3-4). At low carbon - wcrcalso analyzcd. For thcsccompounds, functjonal groups - numbcrs.thc bondingtypc o. functionalgroup is rhc primary

sMo., 5Mt".t o.9 l-l 0.8 1.0 2-Ketone5 0.9 0.7

o.a l-Atkcneg

0.?

b.c

0,4

0_3

n Alcohols 0.2 0.1 t o_l I I 4 al0 12 14 16 18 20 10 12 14 l8 .' Ca.bonNumber Ca.bon Numbe. Figure 1- Molar sensitMtyrelal,velo benlenevs ca.bonn!fiber for Figure3 MolaaS€nsrtrvity relative to benrengvs carboonuob€r tff l- I n-alkanesand 1-atlenes. alcohols.aldehydeS. and ketones l ; ' s ,"r, 5M ,"r, 0.45 0.9 t , 0.40 0.8

I I 0.7

0-30

i 0.?5

{ ft20 0,4 I 0.r5 0.3 I i t 0-l

T 0.5 ,I t 6 8 r0 12 14 16 18 20 2224 4 6 I 10 12 14 16 18 20 I CarbonNumber J Carbon Numbe. Frgure2. Sensilivityrelatrve to benzene on a weighlbasis vs. caatonnumber Irgure 4 Molarsensrlrvily retattve lo tr€n2enevs carbon number lo. melhyl. lorn-alkanes and l-alkenes. I elhyl.and fiopyl eslers. I :i 101 Journalof ChromalographicSci6nc.), Vol- 19. F€bruary.19g1

factor affccting scnsitivity.A! high carbon numbcr, thc plot tivity incrcascsas lhc carbon flumtrcr of thc alkyl chaio of SMvs. carbon numbcr rcndsto parallclor mccr thc linc for incrcascs(scc Figure 8). r-alkaocs, That is, carbon numbcr is rh.n lhe prcdominanr TheseSencral conclusions should incr.asc thc utility of thc iacror affectinS rcspoosc. In gcncral, rhc jcnsi(iviry of PID by Sivin8(hc analysta bcttcr undcrstandingof its applica- n-alkancs< l-alcohoLr< csrcrs< aldchvd.s < kctoncsof tbc bili!v and Dcrformancc. Samccafbon numbcr. Ffom thc data in Table I a numbcaof othcr conclusionsc:rn b< drawn. Scnsirivi!yof alkancs( alkcncs< aromalics.FiSurc Belerences J thows lhat branchcdcompouods aae gcncrally morc scnsitivc rhan nonbranch€dcompounds. This figurc comparesalkancs 1- J.N. Driscoll and F.F. Spaziani. PID dsvslopmgnt Olves ,r.irhonc, two, or rhrecbfanchinS mcrhyl grot-rpsattachcd. new pertormanc€lsv6ls. Fles,/Oev.27:50-54 (19761_ 2- J.N- Drjscoll. Applications photoionization Table lll showr dara to supporr rhc conclusionlhar cyclic ol a det€cto. in Oas chromalography.Am. Lab, S: 71-74 (.|976L compounds arc morc scnsitivc!han their noncyclic analogs. For halog.oatedcompounds, sensi{ivity incrcascs in rbc ordcr fluorinc-substitutedcompounds < chLorine-subsriturcdcom- Tsble lll- Compsrlson ot Molar Srnsltlvlty of Cycllc !nd pouods < brominc-substituredcompounds K iodinc-substj- Noncycllc Compounds rutcd compounds-This is illustratcd in Figurc 6 wirh haloScn- atcd bcnzcnct. NoncyclicCompound SM(Bz) CyclicConpound SM(Bz) For rubstituted benzenes,electron-rclca.sing groups (nng activatqrs) iocteasc sensitivity, and elcctron-wirhdrawinS flexaoe <0.032 Cyclohe\ane 0.r8 3-Melhylhexano 0.075 Mslhylcyclohexane groups (ring dcaciivators) decreasc sensitivity rclativc to 0-18 2-Pentanone 0.45 Cyclopenlanooe 0-57 bcnzcncitsclf- Figurc 7 listr aclivatingand dcactivatioggroups 3-Penlanone 0.54 and shows how thcsc substituents affcct molar scnsitivity 2'Hexanone 0.52 -Cyclahsxanone 0-62 rclativc to bcnzcnc. For alkyl bcnzclcs and phthalatcs scnsi- 4-MelhylheIan0ne 0,62 l2-Merbylcyclohexanonr0.66 {3.Melhylcyclohennons0.65 ,l-MethylcycloheEnona'Ddcahydt$Ephthal.no0:63 SMao oectne 0.23 1.04 Daethylelhet u.Jo Tstrahydroluran 0.39 0.30 I SMea I 0.25 Branched.3Alkane3 1

. 0.20 2.5

0.r 5

0.10

o-05 1.0 I'Chloro-2-Fluo.obenzene l ? 78 10 -c? .gr I Ca.bon Number Halogeos

Figure5 SMvs tlrbon ouhberlor slrrightCharn vs. branchedhydro- I ctrbons. Frgufe6. SM vs. halooonlor halo0enatodb€nlenes. l 102 JournalolChromalographic Science, Vol. 19, Fetr(uary.1981

d2

.cH, qH, c.!,t qkt, .c,ck,! c,rH,rc!.H, c!.ts! c!34,' .qH; c.Hr

grout to. alkylbenlenesand An(trhvrt.vrlhrEr.r. Figur. 8- SM vs carton numberol alkyl phthalales.

matic and aliphatic hy(rtocarbonSin compler mixiures by coupling photoioniration aod llame ionizalioo deteclors. '158;'171-80 J. Ch.omatog.. (1978). F-!tNZENE ?- A.R. Oyler, D-L, Sodenner, K.J. Welch' n.J. Llukkonen. R-M. Ca.lson, H.L. Koppe,ftan, add R. Caple' Oeterminationot aqueous chlorinalion .eaciion products of polynucleararomalic hydrocarbonsby reversedphase ch.omatog- B,rtM.rnvrrrnrh.r.t. high perlormanceliquid chrornatog.aphy-9as raph'J.Anat- Crrem- 50:837 (19781. 8. O.B. Smith and L.A. Krause Analysis of charcoal lube samoles lor carbgn disulfide using a photoionizalion detecto,, A/tr. lnd. Hyg. Assoc.J- 39:939-4il(19781' g. N.E, Hester and R.A. Mever- A sensitive techniQue lor measurement of benzene and alkylbenzenes In alr' Enriton, Sci. Technol.'13t107-09 (19791. figura?. Molarsensitivily .elalive to benzenelor substitutedbenu en€sl tO. W.G- Jennings. S.G. wyllie. and S- Alves. Photoiooiza- tion detection in a hiqh teSolutlonglass capillary syslem' Chrcmatographia.l0:426-29 ( 1977) 11. R.S- Mehta.M.S. Oresselhaus.G. Oresselhaus'and J K- the possible magnetic lield depeodenceol the 3. J.N. D.iscoll. €valuation ol a new photoio.iration de Zeiger-On Sci 78: L68l-88 (1978)' organic compounds. J. Chromatogt. 134:49'55 nickel carbonylaliontate Su/tece tectorlor ol (r977). t2. M.L. Langhorst and T J Nestrick Oeterminalron in air and biological Sam9les Dy gas 4. J-N- Oriscoll. F- Fo.d, L.F. Jaramillo. J.H. Becker. G. chlorobenzefles with pholoionization deteclion' Anal' Hewitt. J.K. Ma.shall, and F. Onishuk. Oevetopm€nts chromatography (1979). and applications ol the photoionization deleclor in gas Chem. 31. 2018-25 ch.omatography. lm. Lsb l0; 137-44(1978). 5. ttlstructionManudr lor Pl'51-02Photoionization Oetectgr- HNU Systoms,Inc-, Nswton Upper Falls. Massachusetts, 1976. receivedApril 18. 19801 6- J,N. Oriscoll,J. Ford, L.F. Jaramillo.and E T. Gruber. Manuscnpl receivec,August 18. 1980 Gas chromalogtaphic deteclion 3nd identification ol aro_ revision I I oi

APPAIIDII D

NIOSE I,TETEOD5503

_! I I I

J I

J

? 2680,/Addend,n . HsF,/llAS J F0RtlrtA: Eirturr: C12ll10,Cl, POTYCBTOmImIYtS o fyt'erer=ltol0] ffDIn: 55fi1 ll.L. : c.. 258 (€f cl ; ClZttCl?); IsSt€0: 2/ lySit c.. 326 (54: Cl ; c12il5c15) R€VISIO|rl: 0/15/87

osr{A: I q/lr (42t Cl); tlzl Cl: 8P 325 to 366 'C; !? -19 oC; 0.5 q/Dt (5at Cl) d 1.38 g/ol e ?5 oC; ItoSH:0.001 q/bt I t,2] VP0.Ol Pa (8 r l0-t m tlg; Alclfi: I q.'f (4Zr cl); SIEL 2 q/'' I r€ln. ) € a0 .c [3] 541 cl: 8P 365 to 3!10oc; iP l0 oC; d 1.54 dil € 5 "c; yp 0-00oil pa (3 r l0-. E! Hg: oC 0.05 ngy'nt) € 20 [3.4] .t6: sYtu P@; cts tt33H6-3; l,l.-biphefiyt chlor.o (c s J27323_tS_8);chlorodiph€nyt, 42t cl (Aroclof lzrlz; c s r53t59-zt-9), and $$t cl (Amctor.t25it; c s ,| lo!17-59_t) , slt?t-tm rE smErnr ! SIPIER: FltlER + SOIrO SOSSE||I. !TECInIqJE:G s CHnoAIGMpfi?. Est (.rli ) (l3i glassfibcr + Florisil, I

''.' 'lOE3oRpIt . r.t : filter + front sectioo, 5 d. heram;

V0L-{|ll{: l t l0-5 ng/bt

I l !@Ufii: glass, 1.8 n x 2 m to, t.SI OV-l?/1.95t

! RAIG€: 0.4 to tl ug per saple [6] ! lEsTIi I€D Lm: 0.€ p9 per s4le [6] ! lPf,EcISI (s"): 0.01,0 [51

Ihe nr*ing rarEe is 0.01 to l0 !B/at for r /O-! air s.Ele t5l. Hith

sOclrai. rqr{rrn r.r.q^rurE> In pcEr! tetm prIxtugfs dtSo tnlgrtetrg [91. Ihls ruthod rcvises iethodi Sl20

sECt-l It(6H l{lr.l of Anal! ic.l lbttFds l f€TH00: 5503 POLYCIILOKTBIPfiEITI5

c LIER TIST AXoQTJATITY COtTR0t: ,L 8. Calibrate daily rith at least five srking standads oyer th€ range l0 to 500 ng FC8/r{. a. Md knqn apunts of stocl standard solution to herane in lo-rL voluEtric flasls rnd dilute to the n rk. b. Aflalyze togethen yith sarrples and blants (stets ll .r|d l2l- c. Pr€par€ calibration graph (sun of areas of selected peaks vs. ng pcErmt - 9. t etermin€ desorytion efficienry (DE) at least ome for each lot of gtars fib€r fllteE rd Florisil used for sarpl i ng in the cal ibration range (step 8). prepare thme tubes at each of fiye leyels plus thr€e n:dia blanks. a. Remve and discaRl bick sort€nt section of a mdia blank Florisil tobe- b. fnject tnost munts of stock standard solution directly onto fFont sortcfit section and onto a rEdia blank filter rith a r icroliter syringe. c. Capthe tube. AIlq, to stard overnight. d. oesorb (steps 5 through 7) and analyze together rith rcrking strndards (steps ll aDd lZ)- e. Prepar€ a graph of DE vs- yg PC8recovered. 10. Analyze three quality control blind spites and three analyst spik6 to eosure that the calibratioo graph rnd 0E graph are in control.

1 I t

I

(ll + Lf +b-B-Bf -h) c l0 -a c= -'*^t' I '

EY LU TIO| tr fEn0o: fhis Gthod uses l3-{m glass fiber filters rhich have not been evaluated for cbllectir€ P1c8, In fbthod SlZ0. ho*yer, Aroclop 1242|as cnpletely recovered fro 37-m glass fiber filters using 15 nL ismct o€ 2,15,161. llith 5 nL of hexane,.Aroclor1016 las also cqlet.ly rccoyer€d fro 100-fi9 Florlsll beds aft€n one-{ay storag€ [5]- Thus, yith m a&or?tior affect litely on glass flber filterc for PC8,5 nt hexaneshould be adequatcto copletely Ertract PCS frot corbi ned fllters arxt front sart€nt sections. Salple stability c{t glass fib€r flltcrs hat mt b€€n investigrted. Br€atthrough voluE yas >48 L for the Florisil tub€ at ?5I F t In an atflnspher.econtaining l0 mgln: Aroclor l0t6 [5].

R€FEREIIGES : )I [ll criteria for a Recorpnd€d standard.. ,Occupational &posur€ to Polychlorinated Eiptenyls, U.S. D,eparhEntof lbalth, Edocation, and llel far€, Publ, (lltOSH)77-225 (1977).

? 8/ l5/rl 55€-3. Ilc|sH ltrnuil of Analytical t'lethods l SAFEWAy/LUCKY I S

Dear Manager,

We the Directors of the Helping Hands Minj-stry of the Berkeley l,!t. Zion Missionary Baptist Church are trying to continually rneet the needs of our Conmunity j-n the fonn of providing the following programs to the homeless and those less fortunate than ourselves: we are Feeding, clothing, Educating, Job Training for enpl-oynent, Providing Hea1th resources and sone Training for cPR rdith certificates of completion, and Legal Assistance ReferraLs.

Our intent is to reclaim, retrain and prepare people for a renetrted productive life. If we give a man a plate of food only we feed hin for a day, but, if we train a man to be productive we feed that sane man for 1ife. lfith this concept in nind and reflecting on out past progress this year, we now need the help of the Businesses in our neighborhoods and city to lend a helping hand.

It is our request of your store/conpany that you give us donations of turkeys and or harns to feed the needy on Christmas Day. We intend to feed 600 pluBhpeopl& ootthisedal4rcaoxdndthiuuals

special day.

We currently are feeding binonthly on the second and forth Saturdays of each month. We prepare lunches and deliver then to the Parks and shelters where people are living and trying to acquire a place to rest for a period of tirne. We also feed the home bound elderly that inforrn us of their situations. on these occasions we feed 175 each time, at tines as nany as 225 people. our intent is to becorne endo$red enough to feed daily and fulfiIl all of the other entities of our ninistries on a fulI tirne basis.

Your donations will- be greatly appreciated. If you have any concerns that have not been addressed in this Ietter please give us a telephone call as soon as possible. we can be reached at (5LO) 524-1204, if no one answers please leave a message or respond in vriting to Helping Hands tilinistry. Food Pantry, l,!s. Trina R. Johnson or Rev. Geary l,liller, 14oo Eighth street, Berkeley, CA, 947Lo.

Thank you for your donatl-ons.

Servants to our Cornrnunity,

Ms. Trina R. Johnson, Director

Rev. Geary Mi1ler, Director

U. T. Thonpson, Pastor

P. S. I,IAKE ALI, CHECK PAYABLE TO 'IHELPING HANDS UTNTSTRIES- Bl.{Zl1lBCn. This is a incone tax deduction.

TRryGM.jdsb ALAITEDA COUNTY HEALTH CARE SERVICES ENVI RON}{ENTAL HEALTH SERVTCES HAZARDOUSMATERIALS UNTT 80 swan way, Suite 2OO Oakland, cA 9462L (sLo) 27L-432O

october 29, L993

TO: ALl Environrnental Health Service Staff

From: ,Juliette D. Blake, IIAZI{AT Decenber Holiday Chairperson

Subj : DECEMBERHOLIDAY CEL,EBRATION

The HAZMAT Division have the responsibility of hosting the December Holj-day Celebration for 1993. I have been granted the privilege of chairing this function,

In order for our DHc to be successful, we the connittee need your participation as follows: Each staff member of EHs is asked to brlng a dish (20 servings) or gj.ve a donation of $7.00 to defray the cost of our expense.

The style wj-Il be a buffet POT LUCK: attached is a suggestive rTrenu for your work site. Each r^rork site wilf receive a copy of the sane.

we are expecting each staff nernber to participate in some forllt of food or rnoney donati.ons.

Please sign up we have a preset deadline of Friday, Decenber 3, L993 for receiving noney for this function. I{ake any and all checks payable to Jul-iette D. Blake, your nbtaestrdibt6ulhip with

your coworkers in the fabor of providing a healthier environment for us to breath, sleep, celebrate and enjoy one another. AI"AMEDA COUNTY HEALTH CARE SERVICES ENVIRONUENTAL HEALTH SERVICES HAZARDOUSI.{ATERIAI.,S UI.IIT 80 Swan Way, Suite 200 Oakland, CA 9462L (510) 27L-432O

October 29, L993

TO: AIl Environmental Health Service Staff

Frorn: ,ful iette D. Blake, HAZMAT December Holiday Chairperson

SUbJ : DECEI1IBERHOLIDAY CEI,EBRATION

The HAZI.{ATDivision have the responsibility of hosting the December Holiday Celebration for 1993. I have been granted the privilege of chairing this function.

fn order for our DHC to be successful , we the committee need your participation as folLows: Each staff rnenber of EHs is asked to bring a dish (20 servings) or give a donation of $7.00 to defray the cost of our expense.

The styLe will be a buffet POT LUCK: attached is a suggestive menu for your work site. Each work site wiLL receive a copy of the sane.

We are expecting each staff mernber to participate in sorne form of food or money donations.

Please siqn up we have a preset deadline of Friday, December 3, l-993 for receiving noney for this function. lrlake any and all checks payable to Juliette D, BlrkHguybEinnBteds

OakLand, CA 946L9 TIME : t-2 : O0 Noon unti-l 2 : 00 prl

Come one, come all and have a wonderful time fell_owship with your coworkers in the labor of providing a healthier environment for us to breath, sl-eep, celebrate and enjoy one another. If tbere are questions or concerns not addressed in this meno feel free to caLL me (Juliette Blake) at 2t7-432O (ext. 43420) to discuss then as soon as possible. Thank you. t.t 'l ' l /o [.n fla q1 l7g - ]b"" 38 b351 2:1"4fff | - 755t X Bx# t7 tzfr x c"ole Tasf ' (qq7

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