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r xa�x^^^^ cs s a•^s. =.� ''S. =S s Faros x."'' �" �3 _�x: ^r <br /> �, <br /> ��n���.�;�� - .•. �, �, _ „�-�., e ,M +^x^ r.�' l� t.�.�n m'� Y '±.�^-� . -'-.1�-,r xv, .vS a,�, <br /> �`htai;ittg r,s�d t�t-se:�ar3tala� t>�+:,7:�3 #"E,t;t•.r�l:t [1 i;Pl�=�? t�=;r nislit <br /> t , rrol 0ampling of go,i and D l5q7-03 for tjatn-wallufl tULt a <br /> z,aMplif.►g of r„csils. 'f hes b.ic�+s: required to drivEs tt�n. ssnmples^ <br /> onch nix inch is'ttarvesl Will t.a r:tcord"d an the boring 1 . <br /> Tho iannp.ltar will ba r'aroved fron thea horing 21nd o"1t0d > <br /> rovonl tho br4fia tubon. Tha twtty� ttsht� x111 tori tae airicl with <br /> aluminum .foil nod pinatic anti cape, talwid and lnbulud with <br /> tho followingInformation: ant(), tima, projoct 113, aamplo <br /> .ID, ,nasals of namplor nod tyirst of analynias. This anrnplts will <br /> btj fm,%ediately placod into a cooler containing dry .ice or <br /> frozon chnnlcnl . A 'high-lox" tomprarature recording <br /> thormo_jator will accompany namplo uhipzonto to en;suro propor <br /> temperature maintonanco. Tho namplefl will 110 dalivarod to <br /> a state certified laboratory following under ch€tin•of- <br /> cuatody protocol within 48 hours of sampling, whonevor <br /> ponoLblea. <br /> Soil in the uppermost brass tube will: bo doncribod according <br /> to ASTM standard practicer f,3r description and identification <br /> of Coils (ASTH 0-2488-64). Stratisgraphic, genetic and other <br /> data/intesrprotationo will also be recorded. soil proportion <br /> may also be determined from tho middles brans tube and from <br /> the namplor ishan. Alternatively the cocond atampla tubo may <br /> be used with the uppormoot tube for preparation of <br /> dupll.catessl. T;era field obnervatioass will be noted on a log <br /> prepared for each boring/well. <br /> .During csampling, latex gloves will be worn to prevent cross- <br /> contamination with other uamplofs- The disposable gloves <br /> will be discarded after collecting samples from each 18-inch <br /> sample drive. <br /> Soil samples will be collected atve foot intervalisntafv la, at <br /> significant changers in lithology and <br /> contamination .in order to develop a c«platct profile of soil <br /> contamination. <br /> 11.2 S=pla Collection Curing Tank RnZOY4 1 <br /> Soil Campion will be collected an soon ars possible after <br /> removal of tho tank, Where feasible, all preparations for <br /> soil sampling will be t:aado prior to tank removal. ;oil <br /> nonplus collected from a backhoe bucket or directly from the <br /> excavation floor will be collected in a thin-walled <br /> rstainleon steel or bravo cylinder at least three inches 10:19 <br /> by ono .inch in dia=ater. From 3 to 24 inches of soil will <br /> be re roved from the istr:.ezdiato surface area where the sample <br /> is to be taken and the cylinder them pounded into the 0011 <br /> with a wooden mallet, bulk donsity driver. or other <br /> decontaminated driving device. No head space will be <br /> present in the cylinder once the s.jxpla in collected. Cure <br /> will be taken to avoid contamination of both the inside and <br /> oistsida_ of --th-a- ell inder--as -wall._az..-Its..._lontents,..._........Duni-ng._._. --- <br />