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�,(V(ATC <br /> r- A S S O C I A T E S I N C <br /> ' 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 soil <br /> and groundwater associated with USTs T1 through T5 <br /> 1 <br /> 2.0 SITE DESCRIPTION AND BACKGROUND <br />' Fire Engine Company No 2 is an operating fire station The site is located in 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 Street to the north, Commerce Street on the east, the property line to the south, <br /> and Madison Street on the west <br /> t <br /> 2_1 Undm"und Storage Tanks <br /> According to information previously supplied by the Department of Public Works, the following USTs <br /> were removed from the site on the given dates, and the excavations backfilled <br /> T-1 550-gallon Diesel Removed 10/28/93 <br /> T-2 1,000-gallon Regular Unleaded Removed 10/28/93 <br /> T-3 1,000-gallon Unleaded Removed 04/01/87 <br />' T-4 350-gallon Waste Cil Removed 04/23/92 <br /> T-5 550-gallon Diesel Removed 10/28/93 <br />' T-6 1,000-gallon Gasohne/Water Removed 08/07/87 <br /> According to the information given to ATC, no USTs remain at the site <br />' 2.2 <br /> _ Rezional Ceolozv and HvdiroQeolo>ry <br />' The site is underlain by the Modesto Formation, which is divided into nonmanne 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 , 198 1) <br /> IW 152574 011C"report doc 2 <br />