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' Preliminary Site Investigation Work Plan <br /> SIERRA LUMBER MANUFACTURERS (CASE 2) <br /> ' 375 West Hazelton Avenue, Stockton, California <br /> TABLE OF CONTENTS <br /> ' SECTION PAGE <br /> 1.0. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> 2.0. BACKGROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> ' 2.1. PREVIOUS INVESTIGATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I <br /> 2.2. REGIONAL GEOLOGIC/HYDROGEOLOGIC SETTING . . . . . . . . . . . . . . . . . 2 <br /> ' 2.4. GROUND WATER DEPTH AND FLOW DIRECTION . . . . . . . . • • 2 <br /> 3.0. SCOPE OF WORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 3.1. PRE-FIELD WORK TASKS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 3.2. SOIL AND GROUND WATER SAMPLE COLLECTION AND ANALYSIS . . 3 <br /> 3.3. MONITORING WELL INSTALLATION, DEVELOPMENT AND SURVEY . 5 <br /> 3.4. GROUND WATER SAMPLING AND ANALYSIS . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 3.5. PREPARATION OF REPORT OF FINDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> ' 4.0. FIELD PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 4.1. SOIL BORING ADVANCEMENT AND SAMPLING . . . . . . . . . . . . . . . . . 55 <br /> 4.2. WELL COMPLETION AND WELL ELEVATION SURVEY . . . . . . . . . . . . . .t 7 4.3. WELL DEVELOPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br /> 4.4. GROUNDWATER SAMPLING PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> 4.4.1. Static Water Lcvel Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> 4.4.2. Well Evacuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 <br /> 4.4.3. Sample Withdrawal . . <br /> 4.4.4. Sample Handling . . .INATI . . • • . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 <br /> p <br /> 4.5. EQUIPMENT DECONTAMINATION/WASTE MANAGEMENT . . . . . . . . . . 8 <br /> 5.0 REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 <br /> ' FIGURES <br /> Figure 1 -Location Map <br /> Figure 2 -Site Plan (with proposed boring locations) <br /> Figure 3 -Proposed Well Design <br /> ' Advanced GeoEnvironmental,Inc. <br /> 1 <br />