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' 0 <br /> ' Remedial Investigation/Feasibility Study Work Plan <br /> ' FLAG CITY CHEVRON <br /> 6421 Capital Avenue, Lodi, California <br /> ' 1.0. INTRODUCTION <br /> ' Advanced GeoEnvironmental, Inc. (AGE) has prepared this work plan for the installation of two <br /> ground water monitoring wells, performance of a ground water aquifer pump test, obtaining <br /> ' physicochemical characteristics and bioenumeration from soil samples, performance of a soil-gas <br /> survey and performance of a down-hole camera probe of the Rocky's Restaurant (14659 Thornton <br /> Road) domestic drinking water well for the site located at 6421 Capital Avenue (site), Lodi, <br /> ' California. The location of the site is illustrated in Figure 1. A plan of the site is illustrated on Figure <br /> 2. <br /> This Work Plan is prepared in accordance with San Joaquin County Public Health Services - <br /> Environmental Health Division (PHS-EHD) and Central Valley Regional Water Quality Control <br /> Board (RWQCB) guidelines for the investigation of underground storage tanks (UST) sites. <br /> ' The purpose of this Work Plan is to evaluate the extent of the petroleum hydrocarbon impact to <br /> ground water and to evaluate feasibility and cost effectiveness of remediation alternatives of <br /> ' hydrocarbon-impacted soil and ground water at the site. <br /> ' 2.0. BACKGROUND <br /> ' The site is located at the northeast intersection of Capital Avenue and Thornton Road, approximately <br /> 500 feet south of California State Highway 12 and approximately 5 miles west of Lodi, California <br /> (Figure 1). The site is located in the northeast quarter of Section 14, Township 3 North, Range 5 <br /> East, Mount Diablo Base and Meridian (Teminous Quadrangle, 7.5-Minute USGS Topographic <br /> Series, 1978, photo revised 1993). <br /> ' 2.1. SITE DESCRIPTION <br /> ' The property is currently utilized as a Chevron fueling facility and a mini-market. The site consists <br /> of one building structure, a canopied structure for the fuel dispensing area, four 12,000-gallon <br /> ' gasoline USTs and one 12,000-gallon diesel UST. <br /> ' 2.2. UNDERGROUND STORAGE TANK REMOVAL <br /> On 31 March 1995, four 12,000-gallon gasoline USTs and one 12,000-gallon diesel UST were <br /> ' replaced at the site. During excavation activities, ground water was encountered in the UST cavity <br /> ' Advanced GeoEnvironmentn 1,Inc. <br />