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Additional Site Assessment Work Plan - Monitoring Well Installation <br /> LOPEZPROPERTY <br /> 1601 Turnpike Rd, Stockton, California <br /> TABLE OF CONTENTS <br /> SECTION PAGE <br /> 1.0. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> 2.0. SCOPE OF WORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> 2.1. PERMITTING AND PRE-FIELD WORK ACTIVITIES . . . . . . . . . . . . . . . . . . . 2 <br /> 2.2. DRILLING AND SOIL SAMPLE COLLECTION . . . . . . . . . . . . . . . . . . . . . . . . 2 <br /> 2.3. MONITORING WELL INSTALLATION, DEVELOPMENT, <br /> AND SURVEY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 2.4. GROUND WATER SAMPLING AND ANALYSIS . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 2.5. PREPARATION OF REPORT OF FINDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 3.0. FIELD PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 3.1. PILOT SOIL BORING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 3.2. WELL COMPLETION AND ELEVATION SURVEY . . . . . . . . . . . . . . . . . . . . 4 <br /> 3.3. WELL DEVELOPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 3.4. GROUNDWATER SAMPLING PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 3.4.1. Static Water Level Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 3.4.2. Well Evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 3.4.3. Sample Withdrawal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 3.4.4. Sample Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> 3.5. EQUIPMENT DECONTAMINATION/WASTE MANAGEMENT . . . . . . . . . . 7 <br /> FIGURES <br /> Figure 1 -Location Map <br /> Figure 2 -Site Plan <br /> Figure 3 - Well Construction Diagram <br /> Figure 4 - Well Construction Diagram <br /> TABLES <br /> Table 1 -Analytical Results of Soil Samples <br /> Table 2 -Analytical Results of Ground Water Samples <br /> APPENDICES <br /> Appendix A -EHD letter dated 23 March 2007 <br /> Appendix B -Site Background Information <br /> Advanced GeoEnvironmental,Inc. <br />