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18 August 2021 dvanc <br /> a1 r <br /> Project No. 21-6555 <br /> Page 4 of 4 '""'' <br /> 2.4. EQUIPMENT DECONTAMINATION/WASTE MANAGEMENT <br /> All sampling tools used for sample collection will be thoroughly rinsed with clean water <br /> after being washed with a solution of Alconox. All probing rods will be cleaned prior to <br /> advancement at each probe boring location. Any soil or water waste generated during <br /> field activities will be containerized in properly labeled DOT-approved 55-gallon drums <br /> and stored on-site in an area generally lacking public access. Disposal alternatives will <br /> be evaluated based on results of soil and water analysis. <br /> If you have any questions or require further information, please contact our office at <br /> (800) 511-9300. <br /> Sincerely, <br /> AdvancedGeo, Inc. So`4" F�0Y0 <br /> 0 <br /> N0.8709 s <br /> Jasleen K. Singh Robert D. Loeffler <br /> Staff Scientist Senior Geologist/Vice President <br /> CA Professional Geologist No. 6709 <br /> Attachment <br />