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AGE-NC Project No.`Q� 'Pagel of I, 3 0. FEELD PRO UR S All"fieiti procecirts WiII heoverseeti by an AGE representative under the supervision of a California l egisteredGeoiogtst Procedures far.lhewell installation;:well development,sail and-groundwater sampling;equipment decontamination and sample shipment procedures are described below. , 3.1. 'DRILLING Soil borings vvillbe advaalcedutilizing attach- ounteo hollow=stem drill rig(CME-75)and 8=inch diameter hallow-stern:;augers. Cuttings and'rinseate generated during drillingg activities will be , contfs nevi ed in properly,labeled Department of Tra nsportat on(DO I)1approved 55=gallon drums, and storedon=site m an area-laming-public access.Disposal alternatives will be evaluated based on results of soil and water analysis. 12. SOEL ANDS GRAR>GROUND WAI'ER SAMPLING Soil samples wr11 be eantitiuously collecteding.bone-hole ad�vancemcnt utilizing a five-fc�ot, stainless steel macro-cpre sampler will be,descriW,and'recorded on boring logs.The macro core sampler will be driven by'dr*in- a 140- u$d weight ffrom 4.Height of 30 inchds.Upon soil sample reb ieval,a brass sleeve will be utilized to collect a sample ata selected depth.The ends;of- : - the-brass sleeve will be immrie itcly covered with Tailom sheets, sealed with plastic _end caps,.-, secured with tape.and immediately placed in thiiled container for transportation to aDHS-certified laboratory:Each sampli sleeve will be labeledwith boring location,depth time;date and sampler's initials. Durng<soil sa1mg;activities,sample;tduplieates wall be monitored for the presence of organic' vapor using"a ceto-ionazatinn cletecior(P The�mi Environmental 580A, 10;0 eV.calibrated,to. isobutylene)anti will-be visually.,describe�on noting logs using the`Unified Soil Classif cation' System(IJSCS).;All:sam ling_tools and brass sleeves used for-sample collccti6n will'be thoroughly rinsed with.clean water afier'W'_U x$with a;solution of Alconox. All hollow stiem augers will be pressure washed prior p advancement in each borehole;rinseate generated from pressure wash will be.containerized in DOT-approved;55-lion drums, and stored on=site in an area lacking public access. A:m�Ir imuln ofe $oil sam le every f#.�een linear-,feet��collected will be so mitted:to a�Stat of California Departlrtent of realm ervices` HS)=certifie_ ratory for apalysis:;for the followuig; canstltunts: Advanced GeoEnvironmentaL Inc.