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<br /> ,NG�Pro�ect No 98 0540 ��r ,IS_� �� �� ��w - M��Z. � � � " A n �`„
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<br /> ' �a p 3 6. . REFQRT PREPARATION � T
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<br /> r til ' j Following,the:GPT site mvestigatiori and each-ground water monitoring event; a report will be ,`�_ , L � y
<br /> -� .prepared pre5en'ting:tlie findings Each report v�rlll ncludea descriptio of work:performedii�,results 1�3 �"' � '.
<br /> " 4. - - - of'the'"— nd water,sampling and analysis, conclusions and-recommendations -:The report will be 5
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<br />."'- _ _ in a_format acceptal?le to CV'=R' QCB guideline,s,,and will be ii,reviewed an d signed by,, California , - � J 3
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<br /> -Ali fieldprocediireswill beoverseer[by anAGE re46 , presentative undef the sup"_.."on of a California:�,F I.;�
<br /> -..Registered Geologist 'Procedures for ground water sampling I—
<br /> re described below �� ,�
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<br /> .• . :Each CPT soil�boring;will be advanced to a depth of 150,feet"bsg.iitilizing;a 25 ton truck mounted , -
<br /> �, ��� CPT drifili' equipp d with a hydraulic ram and 2 inch diameter hollow sem-- ods I- _advance soil,- tri -
<br /> ,,,s _ -:_•'borings_ The initial soil boring at each location will be a cone penetr'.orneter;advanced to the desired t � }
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<br /> - .: _:depth Soil parameters•sucli I_ cone bearing;sleeve friction;`friction ratioz:and pore water pressure yY
<br /> }.3 }r ..will,be:ineasured a§11he cone,penetrometer is advanced Rii.nseate.generated as part . -the drillings ,, �-
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<br /> activities.-will,be containe%rized in pzoperly labeledrDepartznent of Transportation'(DqT) a�3prov�e`d ,Y�
<br /> "� k. 5`5=ga116n driuns:'and stored..on-site in an area:lacki'_pdblic'access UDisposal alternatives -----will be 'r� -.
<br /> v , , _._evaluated•at a later date based on laboratory results of rinseate samples . T _ R..
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<br /> E -" A secorid:so`il bormg.will:be located no more than three feet,-froin the first -PT,boring for.ground f1.L. L.Y_iiiRii -
<br /> water sample collection Based on'CPT findings;a ground'wa"ter sample will be collected based on ; 1 �
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<br /> 2 nR . significant litl ologic variation Grab ground water samples will be collected from within 2-inch � h f r`
<br /> - i diameter hollow=stem rods equipped with a four foot,e •tendable 0 01' inch slotted PUC screen Grab , k � s
<br /> r A ground water samples will be collected in selected interval`s of saturated porous and permeable '
<br /> r { pi�. y "`- _ material-The screen will be-exposed at'the selected depths and a stainless:steel baler will be used- s
<br /> 1. to°retrieve the water samples'. ` ` —-. . z r V ,
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