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TABLE OF CONTENTS (Cont.) <br /> CONTENTS PAGE <br /> S 2 Vadose Zone Remediation Evaluation 8 <br /> 5 2 1 Vapor Extraction Well Installation 8 <br /> 5 2 2 Vapor Extraction Test 9 <br /> ' 5 3 LaboratoryAnalysis y s . . . 9 <br /> ' 54 Waste Management 10 <br /> 6.0 REMEDIATION INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 <br /> 7.0 EVALUATION OF REMEDIATION ALTERNATIVES - GASOLINE . . . . . 10 <br /> 71 Recommended Remediation Option 13 <br /> 8.0 EVALUATION OF REMEDIATION ALTERNATIVES - DIESEL . . . . . . . 14 <br /> 81 Recommended Remediation Option 16 <br /> 9.0 PROPOSED BACKFILL - GASOLINE TANK PIT . . . . . . . . . . . . . . . . . 17 <br /> 10.0 REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 <br /> TABLES <br /> I Summary of Laboratory Analysis - Soil (Tank Removal) <br /> 2 Summary of Laboratory Analysis - Soil (Soil Borings) <br /> 1 3 Summary of Laboratory Analysis - Soil (Monitonng Well 1) <br /> 4 Summary of Laboratory Analysis - Groundwater <br /> FIGURES <br /> 1 Site Location Map <br /> 2 Site Plan showing former tanks and sampling locations <br /> 3 Well locations within a 1/2 mile radius <br /> 4 Site Plan showing soil bonng/monitonng well locations <br /> 5 Site Plan showing proposed monitonng/vapor well locations <br /> 6 Proposed monitoring well construction detail <br /> 7 Proposed vapor well construction detail <br /> APPENDIX <br /> ' I Well Log <br /> II Quality Control/Quality Assurance Plan <br /> III Purge Log <br /> IV Laboratory Analytical Reports and Chain-of-Custody Documentation <br /> ' R 042992 TIL <br />