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t <br /> v Tt <br /> M <br /> ASSOCIATESV YA- <br /> I N C, <br /> I <br /> 1 <br /> k <br /> a The proposed scope of work outlined in this FRP consists of the engineering design, permitting, <br /> construction, and start-up of a'VES and groundwater AS system at the subject site: The proposed <br /> remediation systems are intended to serve as remedial measures for on-site hydrocarbon impacted sail <br /> and groundwater associated with USTs T through T5. <br />� t <br /> 2.0 SM;DESCRI[P'I.TUN AND BACKGROUND <br /> Fire Engine Company No. 2is an operating fire station. The site is located m an area of commercial <br /> and residential development and is a predominantly asphalt and concrete-covered lot. The site is; <br /> bound by West Sonora Strut to the north, Commerce Street on the east,the property line to the south, <br /> and Madison Street on the west. <br /> 4 2.1 Underground Storage Tanks <br /> According to information previously supplied by the Department of Public Works, the fallowing USTs <br /> were removed from the site on the given dates,and the excavations backfilled: t <br /> T-1 550-gallon Diesel Removed 10128/93 <br /> T-2 1,000-gallon Regular Unleaded removed 10128193 <br /> T-3 1,000-gallon Unleaded Removed 04/41187 <br /> T4 350-gallon Waste Oil _Removed 04/23192 <br /> T-5 550-gallon Diesel Removed 10128193 <br /> T-6 1,004-gallon Gasoline/Water Removed 08/07187' N <br /> According to the information given to ATC,no USTsremain at the site. <br /> 2.2 Regional Geology rind Sydrogeol0�y <br /> The site is underlain by the Modesto Formation, which is divided into nonmarine basin deposits, fan: <br /> deposits, and stream channel deposits consisting of clay, silt, and sand (Rogers, 1966). Basin deposits <br /> are dominant at this site. The Modesto Formation dips gently to the west(Wagner et al., 1981). <br /> l <br /> W:t62574.011CAP report.doc !� <br /> r <br />