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IN= <br /> = _ i' ` j "" _ <br /> Hwy J <br /> n: <br />=er <br /> Chevron / Pacific Avenue <br /> February 27, 1.987 <br /> Plan for tank pit location) . As a result of these findings San <br /> Joaquin County Health District requested the installation of one <br /> soil boring/monitoring well within the tank pit area. <br /> SCOPE OF WORK <br /> The purpose of this subsurface investigation was to provide <br /> a general assessment of subsurface soil and water conditions. <br /> The investigation was to 4i1clude the following work steps: <br /> Perform a brief review of pertinent geologic and <br /> hydrogeologic data from available literature. <br /> Explore subsurface soil and groundwater conditions by <br /> drilling, sampling, logging and installing one <br /> groundwater monitoring well in the previous tank pit. <br /> . Obtain relatively undisturbed soil samples from the <br /> boring for analysis of total hydrocarbons (THC), !I <br /> benzene, toluene, and xylene (BTX) . <br /> obtain one groundwater sample for analysis of total <br /> hydrocarbons (THC) , benzene, toluene, and xylene (BTX) . <br /> Present the results of the investigation and findings <br /> in a summary report. <br /> 4 <br /> nam <br />