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CONCLUSIONS <br /> With the completion of the hand augered borings the lateral <br /> extent of the soil and ground water plumes resulting from the TVG <br /> tanks has been defined, (see Figures 4 and 5) Both plumes are <br /> confined to area close to the original tank pit Unfortunately, <br /> the forklift shop is also located close to the former tank pit <br /> and both the soil and ground water hydrocarbon plumes extend <br /> under the building The low levels (below detection limits) in <br /> HA3 and the presence of gasoline range hydrocarbons in HA2 <br /> indicate that the TPHg soil and ground water plumes extend at <br /> least 17 and not more than 28 feet under the shop Therefore, at <br /> least a quarter of the shop sits over the gasoline contaminate <br /> plume <br /> LIMITATIONS <br /> The services performed by RAH Environmental, Inc, a corporation, <br /> or their drilling subcontractor Western Geo -Engineers under <br /> California Registered Geologist #3037 and/or Contractors License <br /> #592216, is conducted in a manner consistent with the level of <br /> care and skill ordinarily exercised by members of our profession <br /> currently practicing under similar conditions in the State of <br /> California and San Joaquin County our work and/or supervision <br /> of remediation and/or abatement operations , active or preliminary <br /> at this site is no way meant to imply that we are owners or <br />. operators of this site Please note that the known contamination <br /> of soil and/or ground water must be reported to the appropriate <br /> agencies in a timely manner No other warranty expressed or <br /> implied, .is made <br /> If you have any questions concerning this work plan, or if we can <br /> be of further assistance, please do not hesitate to contact us at <br /> (916) 652-5 77 7 <br /> 4L <br /> Jack Napp Roy Butler Ra enry <br /> R G # 3037 N EDcle Ieologist Project Mnager <br /> JACK E <br /> !NAPPER <br /> Na 3037 <br /> OF C�.�F� <br /> 5 <br />