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""'MR, —_ '.RIMMY s <br /> - A <br /> P <br /> h <br /> ovcrexcavatian of contaminated sail in the sidcwalls and floor of the 4,000-gallon tank <br /> vadose <br /> excavation and to drill 1 soil boring ancollect of tsoilfsamsoil <br /> to pei se racterize <br /> er s. <br /> zone contamination, if any, near the location <br /> ori <br /> 2.1 Objectives <br /> The objective of overexcavation is to investigate the limits disreme discussed adore zone cove <br /> il <br /> contamination, by TPHG and BTEX, widen <br /> TEX <br /> of the soil boring is to investigate the ver!where-extent <br /> Uriah of <br /> doocumented hydroea bon <br /> contamination, if any, below tile _cation <br /> contamination near the location of the former dispensers. <br /> 2.2 Proposed Scope of Work <br /> As an investigation and remediation of vadose zone soil cantami�tation in the area o <br /> the former 4,000-gallon gasoline tank, a�tti n sof'thinvestigation <br /> former dispensers,dose TPEzone soil <br /> p proposes <br /> contamination beneath the area of the locatio <br /> the following scope of work: <br /> Excavate contaminated soil from the sidewalls and floor of the <br /> • underground tank excavation (within limits discussed below). <br /> r After excavating contaminated soil ir; the above task, collect verification <br /> • <br /> soil samples from the floor and sidewails ainirelexcavation characterize m and <br /> analysis for TPHG, BTEX, EDB, and organic <br /> document cleanup concentrations. <br /> Drill 1 soil boring to a depth of up to 50 feet or groundwater, whichever <br /> occurs first. <br /> Collect soil samples from the above soil boring at approximately 5-foot <br /> • depth intervals and changes in lithology for construction of a boring log <br /> and for selection for chemical analysis. <br /> 2 <br />