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i <br /> for total petroleum hydrocarbons (TPH as gas) and volatile <br /> aromatics (BTE&X) in accordance with the appropriate EPA <br /> methods. <br /> ■ Completion of the 85-foot borings as 2-inch groundwater <br /> monitoring wells. <br /> ■ Well survey and development. <br /> a Groundwater flow determination. <br /> ■ Collection of a single water sample from each (non-dry) well <br /> on-site (total of 5 samples) . Water samples will be analyzed <br /> for TPH as gas and BTE&X. <br /> ■ Preparation of a written report summarizing the results of the <br /> investigation. The report will be submitted to the PHS/EHD and <br /> the Central Valley Regional Water Quality Control Board <br /> (CVRWQCB) . <br /> Auger returns will be placed on plastic sheeting and stored on- <br /> site. The cost for the above services should not exceed $12 , 500 . 00. <br /> If adverse drilling conditions are encountered (i.e. flowing sands, <br /> cobbles, etc. ) and additional drilling time is required to complete <br /> the scope of work, the final invoice will be adjusted accordingly. <br /> The following items are not included in this proposal: <br /> ■ Extensive well development using a special well development <br /> rig. <br /> s Oversight fees, if required by the PHS/EHD. <br /> a Additional sampling and/or analysis required by the PHS/EHD. <br /> ■ Disposal and/or remediation of contaminated soil and/or <br /> groundwater. <br /> The opportunity to prepare this proposal is greatly appreciated. <br /> Please feel free to call our office if you have any questions. <br /> Sincerely, <br /> GEOLOGICAL AUDIT SERVICES, INC. <br /> ob Marty <br /> Project Manager <br /> 2 <br />