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F <br /> .E <br /> Qeologial l~ech/tLcs Inc. ill <br /> 110170 Street !1 <br /> Modesto,California 95354 !i . !. <br /> (209)5224119/Fax(209)522-4227 3i <br /> 9 - <br /> �' REPORT 3;!! <br /> Tank Closure Report <br />� s <br /> i <br /> Elving (Broadway) � <br /> 1610 N.Broadway <br /> Stockton, California it <br /> Project No. 1218.2 <br /> t` August 3, 2005 <br /> ,F <br /> 1 <br /> 1.0 INTRODUCTION <br /> O UCTION <br /> 4 I� <br /> The subject property (Broadway) consists of a parcel of land occupied by one commercial <br /> warehouse building and large gravel parking lot. In the County Assessors Records, for the <br /> years 1963, 1968 and 1974 is a listing of a 500-gallon underground fuel storage tank (UST) <br /> valued to the property. No record was found as to the disposition of the tank. However, it <br /> was reportedly filled with cement and left in place. Site inspection found evidence of what <br /> appears to be a former fill pipe plugged with concrete and a former pump dispenser pad <br />[ capped with concrete. A magnetometer survey showed evidence;of a small size tank oriented <br /> west of the fill pipe structure. This investigation was performed to determine if petroleum <br /> r fuels may have been released from the UST. <br /> 2.0 SOIL INVESTIGATION <br /> Prior to commencing work, a soil boring/monitoring well permit was secured and San <br /> Joaquin County Environmental Health Department (SJEHD) 'iwas notified 48 hours in <br /> advance. The subsurface was cleared of underground u'tilitie5' by notifying Underground <br /> Service Alert(USA). 11 <br /> 2.1 GeoProbe Survey <br /> 5� <br /> On July 12, 2005, V&W Drilling and Geological Technics liltic. (GT1) personnel mobilized to <br /> the Broadway site. The USA markings were checked to see if there were utilities near the <br /> A proposed GeoProbe locations. After clearing the site; of underground utilities, three <br /> A <br />_ w <br />