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A SEND IN SECTION—� SB 1z 5E7 1 <br /> prod 12 " pr 3 ss 10 Imo—BEND IN SECTION Ai <br /> 982 8811 r <br /> V 1 V-7 <br /> MW 1 pfolS 4 MW.4 V.6 p�5 MW-6 MW 13 <br /> 10 p<H r+ 0 <br /> MVV 12 <br /> CL 57 ti <br /> SILTY SAND <br /> U) CLAY/SILT NLR 10 <br /> >y4mtQ o CLAY/SIL7 N12M <br /> ajagm <br /> tli <br /> LL <br /> Z <br /> tlEl'IQ <br /> p 10 s N�yp 20 <br /> F SILTY CLA ND I .9 <br /> rT <br /> w 11 <br /> CLAYEY SAND/SAND C <br /> w 7 G <br /> -20 SILT Npm CLAY/SILT WIND 30 L <br /> z <br /> na t — — — — in <br /> ` 7— <br /> SAND GRAVEL SILTY SAND <br /> I — <br /> CLAYEY SAND n <br /> rr <br /> LEG= -30 CLAY/SILT !moi tl>�II Nt�o 40 2 <br /> Nomp <br /> CLAYSILT m <br /> PEA GmRAVEL EXCAVATION BACKFILL C Y/S)LT ~ <br /> MW-1 GROUNDWATER MONITORING WELL LOCATION AND DESIGNATION <br /> HIR'1D 50 <br /> V 1 SOIL VAPOR EXTRACTION WELL LOCATION AND DESIGNATION <br /> NP NP <br /> prof PROJECTED ONTO LINE OF SECTION IN FEET <br /> 1 STATtO GROUNDWATER LEVEL 4-95 <br /> §AOIN <br /> II TPH 9JBENZENE CONCENTRATION IN SOIL IN PARTS PER MILLION ppmCLAYEY SANDAND _ ——— ——————— ——— 60 10�' SILTY CLAYEYSAND TPH-g ISOCONCENTRATION CONTOUR IN ppm 7 <br /> I�2 NOT DETECTED SANpYCLAY 7 <br /> SILTY CLAS <br /> — <br /> HISTORIC HIGH GROUNDWATER LEVEL 2 t39 70 <br /> �`'`— HISTO RIC LOW GROUNDWATER LEVEL 10-92 SCREENED INTERVAL(TYP) <br /> NOTE CROSS SECTION DEPICTS ANALYTICAL DATA COLLECTED PRIOR TO SAND PACKED 114TERVAL(TYP) <br /> CALCULATED VERTICAL AND HORIZONTAL RADIUS OF OPERATEON OF THE SOIL VAPOR EXTRACTION(SVE)SYSTEM(BLACK PRINT) AND <br /> INFLUENCE OF SOIL VAPOR EXTRACTION WELLS ANALYTICAL DATA FROM SOIL BORINGS(GRAY PRINT)THAT DEFINES THE EXTENT <br /> OF HYDROCARBONS <br /> REVISED NOVEMBER 29 to <br /> PACIFIC SCALE FORMER CHEVRON U S A SERVICE STATION 9.1918 <br /> ENVIRONMENTAL 1VTAL 45 East Harding Way at EI Dorado Avenue FIGURE <br /> GROUP INC HORIZONTAL 1`=20' Stockton Ca6tomla 5 <br /> VERTICAL 1 =10 <br /> GEOLOGIC CROSS SECTION A-A'-BEFORE SVE SYSTEM OPERATION(NOVEMBER 1990- <br /> NOVEMBER 1992 PROJECT <br /> 320-133 7E <br /> II <br /> f <br />