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0 6 <br /> Advanced <br /> GeoEnvironmentai , Inc . <br /> 12 August 2008 <br /> AGE-NC Project No. 01-0839 <br /> Ms. Lori Duncan <br /> San Joaquin County Environmental Health Department <br /> 600 East Main Street <br /> Stockton, California 95202 <br /> Subject: Interim Soil Remediation <br /> ERNIE'S GENERAL STORE <br /> 4407 East Waterloo Road, Stockton, California <br /> Dear Ms. Duncan: <br /> At the request of Mr.Emest P.Giannecchini ofErnie's General Store,AdvancedGeoEnvironmental, <br /> Inc. (AGE) has prepared this letter to present alternatives for installation of electrical power for <br /> operation of the approved soil vapor extraction system as a method of interim soil remediation for <br /> 4407 East Waterloo Road, Stockton, California(site). <br /> Power source options for the SVE system include: 1) installation of a transformer at the site by <br /> Pacific Gas & Electric; 2) upgrading the existing electrical panel to support the additional power <br /> needed; or 3)use of a diesel-powered generator. Below is a table presenting the three power source <br /> alternatives, the projected cost and time frame for the installation of each alternative. <br /> Total Estimated Costs <br /> Estimated Implementation <br /> Power Source Installation Costs (Power+ Installation) <br /> Operational Costs Time <br /> 6 Mos/ 12 Mos <br /> Approximately <br /> New Transformer $35,000(includes cost $3,000/month $53,000 /$71,000 90 to 150 days <br /> of running conduit to <br /> the SVE system). <br /> Approximately <br /> Upgrade Existing $15,000 (Includes cost $3,000/month $33,000/$51,000 30 to 60 days <br /> Electrical Panel of running conduit to <br /> the SVE system). <br /> $15,000/month <br /> Diesel-Powered Approximately$2,000 (includes $92,000/$182,000 30 days <br /> Generator generator and <br /> fuel) <br /> 837 Shaw Road_Stockton.Calituruia 9i2 t <br /> I'dlcphone (209)467 1006 l•'ax (209)-167 1 1 1 8 <br />