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r <br /> r <br /> • <br /> r 3 SCOPE OF WORK <br /> 1 <br /> i <br /> ' Western Oil & Spreading proposes the following tasks for the Acampo Plant site to <br /> support the objectives outlined in the plan, namely <br /> ' 1 Completion of sod remediation at the site <br /> 2 Characterize the shallow groundwater <br /> 3 Achieve closure of the site <br /> 31 Excavate and Stockpile Impacted Soil <br /> 31.1 The contamination zone has been partially defined by soil borings and will be <br /> further defined by visual and soil gas measurements during excavation Final definition <br /> rwill be established upon excavation <br /> r3 1 2 Excavation of contaminated soil can be accomplished by a variety of equipment <br /> Excavation will follow clearance by a utility locator service Initial soil removal to a depth <br /> rof as much as 15 FT bgs will utilize dozer and scraper style equipment leaving an open <br /> trench as much as 40 FT wide at the top if contamination is apparent at this stage an <br /> ' excavator such as a CAT 235 or equivalent reaching backhoe will be used Excavation <br /> ' will proceed from 5 FT step out from the concrete bock wall outwards until suitable sod <br /> quality is found A side slope sufficient to support the walls but no less than 1 1 will be <br /> ' continued downward Bottom width of the open trench will at a minimum, the depth bgs <br /> r 3-1 <br /> r <br /> r <br />