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s • s <br /> V3 MWS <br /> A BEND IN SECTION a�7Y I>•ol• 1rq7 BEND IN SECTION AI <br /> 56-to <br /> SB-2SB-t WIN <br /> MW I V t Prq 9 V-8I t V-6 pro]3* v.5 Mwa PM 2a <br /> D <br /> 10 MW 12 <br /> FORMER UNDERGROUND CLAY/S1LT <br /> STORAGE TANK COMPLEX SILTY SAND g + <br /> ti— <br /> NLttm 10 <br /> in CL4Y/51LT NIM <br /> LGChIQ <br /> CLAY/SILT <br /> LU ROM ban trt1� Nam v <br /> w >. _ m <br /> �e <br /> f� $ sao41R tlttd� 20 x <br /> ;r <br /> z -10 t� �., s"� � <br /> O II j f F,' r m <br /> a SILTY CLAYEY SAN >rt19 M CLAYEYsANDiSANO . o <br /> w WE 17 r A Z�4NQ f 0 w 1• O <br /> t f CLAYISILT , 3D C <br /> 20 _ _ SILT _ — I o <br /> tri <br /> SAND/GRA HMO CREENEDINTERVAL( n <br /> SANT)LACKED INTERVAL(TYP) m <br /> I FrrND CLAY/SILT 11� t 19� I ` y q Npm 4 <br /> In <br /> ® 1 PEA GRAVEL E]CCAVATION BACKFILL cLArrslLr <br /> 'IQl1Q <br /> MW 1 GROUNDWATER MONITORING WELL LOCATION AND DESIGNATION E ( I CLAY/SILT <br /> VI SOIL VAPOR DmmcnON WELL LOCAmNAND DESIGNATION a4�R 21tIQ t�81 50 <br /> 1108 <br /> S8'I CONFIRMATION SOIL BORING LOCATION AND OESIGNATION bmm <br /> VA PROPOSED SOIL VAPOR EXTRACTION WELL LOCATION AND DESIGNATION <br /> PrOj PROJECTED ONTO LINE OF SECTION IN FEET <br /> -'--------------------- <br /> STATtC GROUNDWATER LEVEL.7,3D-9g �I Rj •I,t - �"� <br /> _ CLAYE7'SANL.ySAND •SAND'•1 I � �' <br /> MND TPH. BENZENE_ CONCENTRATION IN SOIL IN PARTS PER MIWON(pM) SILTY Cl!110, �, k <br /> 10-----,TPH-9IS000NCEWRATIONCONTOURINppm SANDYCLAY 7 <br /> NOT DETECTED ��9 tltmQ SILTY CLAY <br /> 70 <br /> HISTORIC HIGH GROUNDWATER LEVEL.2-89 <br /> r ---- HISTORIC LOW GROUNDWATER LEVEL.f 9-92 NOTE CROSS-SECTION DEPICTS ANALYTICAL DATA COLLECTED AFTER <br /> OPERATION OF THE SOIL VAPOR EXTRACTION(SVE)SYSTEM(BLACK PRINT) AND <br /> r* CALCULATED HORIZONTAL RADIUS OF INFLUENCE OF PROPOSED ANALYTICAL DATA FROM SOIL 80RINGS(GRAY PRINT)THAT PROVIDE ADDITIONAL <br /> SOIL VAPOR EXTRACTION WEU. DATA THAT DEFINES THE EXTENT OF HYDROCARBONS REVISED NOVEMBER 29 1995 <br /> PACIFIC FORMER CHEVRON SERVICE STATION 9-1918 <br /> r-_ <br /> ENVIRONMENTAL SCALE 45 East Harding Way at E!Dorado Avenue FIGURE <br /> GROUP,INC HORIZONTAL i"z 2D' Stockton California 7 <br /> j VERTICAL 1 =f0' <br /> GEOLOGIC CROSS-SECTION A-A'-AFTER SVE SYSTEM OPERATION(NOVEMBER 1990-NOVEMBERPROJECT <br /> 1992) PR 133 T <br />