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s . <br /> - m <br /> _ w <br /> WR <br /> u <br /> E4,� <br /> I <br /> Addendum to the Soil and Groundwater ]Investigation Workplan <br /> for the Manna Pro facility at 4004 El Dorado Street,Stockton <br /> Page 2-3: Brass tubes containing soil samples for laboratory analysis <br /> will be sealed with Teflon tape, capped with plastic caps, and <br /> taped around the edge of the plastic cap with duct tape. <br /> Page 2-4: Every four samples will be composited to produce a total of 25 <br /> samples for laboratory analysis or 1 sample for each 100 yards <br /> of stockpiled soil. <br /> In addition, three 4-inch monitoring wells will be constructed around the <br /> existing excavation. The exact locations and screened intervals of these <br /> wells will be determined in the field pending results of initial boring <br /> installation, soil sampling, and hydropunch groundwater sampling. The <br /> amended Figure 2-1 (attached) shows possible ,locations for these wells. <br /> .F <br /> 7 November 1990 ERM-West <br /> - :i <br />