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,. Quarterly Report--.September 1997 <br /> FLAG'CITY CHEVRON <br /> 6421•Capital Avenue <br /> Lodi,:California i <br /> -1.0: ' 'INTRODUCTION AND SCOPE,OF WORK <br />' In accordance 'with 'a re uest from Mr. Richard.�Bokides -of Fla City' . Advanced <br /> q g Y , <br /> GeoEnvironmental,'Inc: (AGE) has.prepared this Quarterly Report for 6421'Capital'Avenue, Lodi;. <br /> California. The location of the site is illustrated in Figure I Location Map:'A plan'of the•site is- <br />' illustrated in <br /> Figure 'Site <br /> ' gure 2 - <br /> Plai1. <br /> The sco.pe'.ofwork included.the advancement offive'soil-borings on and offsite with the'obje'ctive to ' <br /> assess,and delineate methyl tertiary,butyl ether ( ln"both soil"and ground'water: This report .. <br /> t' is prepared' i' accordance with guidelines established b the'.San Joaquin?CourityTPublic' Health -* <br /> Services -Environthental Health Division (PHS-EHD) and the Central Valley'Regional Water Quality <br />' Control Board'for-inv i ' <br /> est gation•of underground storage.tank{UST)-saes. <br /> Backgrou' rid information and.a description-of prior investigations:at the site was included in the <br /> Closure Siminiary,Report -April .1996,'dated,28 April,1997^prepared by.AGE: <br /> 2.0. PROCEDURES, , <br /> 2.1_ SCOPE OF WORK <br /> The scope of work-for this investigation included advancement:the'of five"soil borings,collection,of <br /> I ,+ soil andround water sam lesflbot <br /> ' or aato nal sis and' re aration f hi" r <br /> g P . n' aY P P o f s rep A. <br /> 2,2:. ADVANCEMENT OE SOIILBORINGS' <br /> On 19 August and 22 September 1997, a van-mounted Geoprobe 5400 equipped-with 1.1257inch <br /> diarneter probe rods'was utilized"to advance three soil probe borings-(P-1, P-2 and-P=5) to maximum <br /> depths of.60"feet below site grade (bsg), both on and offsite:'; <br /> On 29.August and 45, September.1997, a truck-mounted drill rig and 8-inch diameter hollow.stem <br /> augers,was utilized to advance'two.soil boring5,(P-3,and P-4) onsit6,to maximum depths.of 70 feet <br /> • bsg. A]1 cuttings and:rinseate generated -during,=driIling activities=were containerized in properly, <br /> labeled D:O.T. model•1-7H,55-gallon drums-and stored onsite in an area NIIacking access to the general <br /> public. • ' - - � _ ` . . . . • <br /> A' <br /> Advanced GcoEitivironmental;Inc. <br />