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PRELIMINARY SITE INVESTIGATION REPORT <br />Tradeway Chevrolet <br />1460 East Yosemite Avenue, Manteca, California <br />TABLE OF CONTENTS <br />SECTION <br />PAGE <br />1.0. INTRODUCTION.......................................................1 <br />2.0. BACKGROUND........................................................ 1 <br />2.1. SITE DESCRIPTION .............................................. 1 <br />2.2. UNDERGROUND STORAGE TANK REMOVAL ...................... 1 <br />3.0. SCOPE OF SERVICES ................................................... 2 <br />4.0. SITE INVESTIGATION ACTIVITIES ...................................... 2 <br />4.1. SOIL PROBE BORINGS ........................................... 2 <br />4.2. SOIL SAMPLE COLLECTION AND ANALYSIS ....................... 3 <br />4.3. GROUND WATER SAMPLE COLLECTION AND ANALYSIS ........... 4 <br />5.0. FINDINGS.............................................................4 <br />5.1. SHALLOW SUBSURFACE SOIL PROFILE ........................... 4 <br />5.2. SOIL <br />ANALYTICAL RESULTS ..................................... 5 <br />5.2.1. <br />Benzene, Toluene, Ethylbenzene, and Total Xylenes ................ 5 <br />5.2.2. <br />Total Petroleum Hydrocarbons ................................. 5 <br />5.2.3. <br />Methyl Tertiary -Butyl Ether ................................... 5 <br />5.2.4. <br />Polychlorinated Biphenyls ..................................... 6 <br />5.3. GROUND WATER ANALYTICAL RESULTS ......................... 6 <br />5.3.1. <br />Benzene, Toluene, Ethylbenzene, and Total Xylenes ................ 6 <br />5.3.2. <br />Total Petroleum Hydrocarbons ................................. 6 <br />5.3.3. <br />Methyl Tertiary -Butyl Ether ................................... 6 <br />6.0. SUMMARY AND CONCLUSIONS ........................................ 6 <br />7.0. RECOMMENDATIONS.................................................. 7 <br />8.0. LIMITATIONS.........................................................8 <br />