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center rod will then be removed A brass-lined split spoon sample will be advanced <br /> through the sampling interval with a 140 pound hammer or by downward pressure of <br /> the hydraulic system The brass liner will be removed, capped with Teflon and plastic <br /> endcaps, and properly labeled Proper Cham of Custody will be maintained on all <br /> samples Soil samples will be analyzed at a state-certified laboratory The analyses <br /> to be performed are shown below in Table 1 <br /> ' TABLE 1 <br /> SOIL SAMPLE ANALYSIS <br /> ' Bor No BTEX EPA Method 8240 and 8270 TPH-G Oil & Grease <br /> Chlorinated Halocarbons <br /> Including BTEX <br /> ' ACS-1 X X X <br /> ACS-2 X X <br /> ' L <br /> X <br /> ACS-3 <br /> ACS-4 1 I X <br /> i <br /> ' 32.2 Borehole Backfilling and Soil and Water Disposal <br /> ' The boreholes will be backfilled with concrete/bentonite cement using the soil tremic <br /> method Soil cuttings and rinsate water from drilling activities will be stored in <br /> Department of Transportation-approved 55-gallon drums Following sample analysis, <br /> the soil cuttings and rinsate will be disposed of at an appropriate facility <br />' <br /> 33 TASK 2 GROUNDWATER SAMPLING <br />' Two groundwater samples will be collected to evaluate groundwater conditions in the <br /> g p <br /> areas of concern One groundwater sample will be collected from boring WB-1 (which <br /> will only be sampled for groundwater) using a Hydropunch or Powerpunch. WB-1 will <br /> be located at the site of the northernmost former UST (Figure 2) The second water <br /> zieswaos wpuanuarr leas 3 <br /> ittelhauser <br /> /1"r O N P O R A T 1 0 N <br /> 1 <br />