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' TABLE OF CONTENTS <br /> ' 1.0 INTRODUCTION <br /> 1.1 Contamination Distribution <br /> 2.0 REMEDIAL ALTERNATIVE -- FEASIBILITY STUDY <br /> 2.1 Limited Excavation (refer to Appendix A) <br /> 2.2 Air Sparging & Vapor Extraction <br /> ' 2.2.1 Air Sparging Requirements <br /> 2.2.2 Site Specific Concerns <br /> ' 3.0 ASSESSMENT OF REMEDIAL EFFECTIVENESS <br /> 4.0 RECOMMENDATIONS <br /> ' 5.0 ADDITIONAL SITE CHARACTERIZATION <br /> 5.1 Quarterly Groundwater Monitoring <br /> ' 5.2 Domestic Well Survey <br /> 5.3 Groundwater Gradient Rose Diagram <br /> ' 6.0 SIGNATURES & CERTIFICATIONS <br /> ' LIST OF FIGURES <br /> ' Area Map I <br /> Site Map—Soil Concentration & Excavation Map 2 <br /> ' N-S Geologic Cross Sections 3 <br /> E-W Geologic Cross Sections 4 <br /> APPENDICIES <br /> ' Logs of Boreholes & Monitoring Wells A <br /> Summary Analytical Data Tables B <br /> ' List of Technical References C <br /> Excavation Work Plan by Del-Tech Geotechnical Support D <br /> Air-Sparging/Vapor Extraction Plan E <br /> 1 <br />