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C L E A!R��_W"?xA T E R <br /> G R O U A, I N C <br /> ' TABLE OF CONTENTS <br /> 10 INTRODUCTION ..... .. . . ... . .. . ... . . ... .. 1 <br /> ' 11 Site Description and Background . . . .. . . . .. . ... 1 <br /> 12 Objectives of This Investigation .. . .. .. .. .. ..... ..... ...... 2 <br /> 2.0 FIELD ACTIVI'T'IES... . .. . . .. .. . . 3 <br /> 21 Soil Boring Advancement Using CPT Equipment . . .... . .. .. 3 <br /> 2 2 Soil Boring Drilling Using Hollow-Stem Auger Equipment.. . 4 <br /> r2.3 Installation of Air Sparge, SVE, and Groundwater Monitoring <br /> Wells . .. .. .. .. .. .... . _. ... . . . ... 4 <br /> 24 Monitoring Well Development, Sampling and Surveying 5 <br /> 25 Pilot Test of SVE and Air Sparge Wells .. .. ... .... . . . . . 6 <br /> ' <br /> 30 RESULTS ... .. ... : . . . : . . _. .. .. .. . 8 <br /> 31 Subsurface Materials g <br /> 32 Analytical Results of Soil Samples from Air Sparge, SVE, and <br /> Groundwater Monitoring Wells .. ... ... .. . .. . 9 <br /> 33 Analytical Results of Soil Samples from CPT Boring .. .. . 10 <br /> 34 Groundwater Gauging . .. .. .. . .. -- - . . .. .10 <br /> ' <br /> 35 Groundwater Sample Analytical Results _. ... .. . . . . ... 11 <br /> 36 Results of SVE and Au Sparge Pilot Test ... ... .... ... .. .. .11 <br /> ' 40 CONCLUSIONS AND RECOMMENDATIONS . . . . ... . . . 14 <br /> 4 1 Conclusions - -. .. . - --- .. . . . . - -- - ' _ . 14 <br /> 4.2 I <br /> Recommendations . ---,. . . . 16 <br /> 50 CERTIFICATION. . <br /> ,. .. ..- - - .. . ... . . .. 17 <br /> 1 I <br /> I , <br /> FIGURES I ! I <br /> Figure 1 Site Location Map I <br /> ' Figure 2. Site Plan <br /> Figure 3 Groundwater Contour Map <br /> t i Figure 4 Dissolved Hydrocarbon Distribution Map <br /> I Ip`[ I <br /> E € I I I 11 <br /> I , <br /> Table',1: Soil' Sample, Analytical,Results <br /> Table I12-II I ldioiindwater iEle'vatidns land Analyticali Results' , i ,I <br /> II , IE Table 3 ''� iAnalytical Results'of Air Samples �'<<,, ',i <br /> Diol]IPAR/3Q/PIL0T I <br /> !,J, I till , I Ili lE'I <br /> I'!'i <br />