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PrIM <br /> �M <br /> M <br /> n. Sq <br /> I <br /> Will b" dacOntanlnatod prior to cor,,mencing drilling holo. Well conFetruction matarialre will be g at Onc:h <br /> nucreusnrY. prior to inntallatton. cleaned ars <br /> co dude t and ualj, material decontamination will <br /> conducted on an Impcermeablce surface and all, docontamination <br /> oftlucent will bre be <br /> will contained. All surfactas of tha equipment <br /> baa thoroughly decontaminated uOing a atop cluanor. <br /> Thu aquipmont will be <br /> dr•�ing. The decontamination water will Placed on a dstore in containers <br /> certified for haxardoua matoriain storage and dire rying rack for air <br /> an approved manner. POaad of in <br /> SawplO equipment to be unod for <br /> Pesticides and orgaic <br /> analyujs will be uanhed in a nonphouphato detergent (Alconox <br /> or equivalent) and rinsed with tap w0tor, <br /> dolonizad water and finally with acotono. followed by <br /> With <br /> for metals a is ac s, this instirel rinse will the che onducted <br /> with p.l ft nitric acid followed by tap water and daionixn. <br /> nater. <br /> 7.4 Field Equipment Calibration and Maintenance <br /> The fallowing measuring equipment may be <br /> pecadial Investigation. Equ€parent ism used during the <br /> activity. Calibration prcnedurea and froquancyroudar� field <br /> listed <br /> for each piece. <br /> Sall morin a and Well aoCPs. Dias -StuQI <br /> no. and coated cloth <br /> Water LQval —V4asure=ants to Wallls- <br /> Ca s ratron: aanuor su Steal surveyors tape. <br /> will be aappliad as a pplic�d temperature correction <br /> flold <br /> Elect Ica null aoeendors(gypCalibrationablo s chock conditiona. <br /> g <br /> rsurr€eyor's tape. eel <br /> Or'� Va ra- Photoionizati,on detector. <br /> bei y rie�libratio:a using a isobu Calibration: <br /> manufacture ra instructionte. t'a'lene standard as per <br /> Ground►rata �?i !oasuruznnt» <br /> gH $alDigital pN motor. Calibration: <br /> utsanzt <br /> star a r a(Eat i 7 <br /> ten ecCordiet will be utsliznd for <br /> doily field calibrati <br /> Instructions. g to asaraufacturers <br /> lactrical Conductivit <br /> bre n: actor- . » Eloctrical car►dsecttvi <br /> calibrated against laboratory lrated annually and �'' motorassn. <br /> &Lolution, Prepared rrtandard Crfodically <br /> calibration <br /> T <br /> W 4--tv r T'asa aratura- <br /> Ca`�i'brtttso : More.vey or digital tharsoasetara, <br /> sctory;-callbratod once. <br />