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SLIP CAP CONCRETE APRON <br /> �1 r� <br /> NEAT CEMENT <br /> BLANK PVC CASING I <br /> (SCHEDULE 40) 0-10 BSG BENTONITE PLUG <br /> 5-8 FEET BSG <br /> BLANK PVC CASING <br /> (SCHEDULE 40) 0-25 BSG <br /> FILTER PACK (#3 SAND) <br /> 0.020 SLOTTED PVC SCREEN _ 8-20 FEET BSG <br /> (SCHEDULE 40) 10-20 BSG <br /> BLANK PVC CASING BENTONITE PLUG <br /> (SCHEDULE 40) 0-45 BSG 20-22 FEET BSG <br /> F[LTER PACK (#3 SAND) <br /> 0.020 SLOTTED PVC SCREEN 22-40 FEET BSG <br /> (SCHEDULE 40) 25-40 BSG <br /> BENTONITE PLUG <br /> 40-43 FEET BSG <br /> FILTER PACK (#3 SAND) <br /> 0.020 SLOTTED PVC SCREEN 43-55 FEET BSG <br /> (SCHEDULE 40) 45-55 BSG <br /> 10' BOREHOLE <br /> DIAMETER <br /> TYPICAL 'CLUSTER" SOIL VAPOR EXTRACTION WELL DESIGN <br /> BSG=BELOW SURFACE GRADE <br /> NOT TO SCALE <br /> VAPOR EXTRACTION WELL DESIGN aAdvafcedGeoEn > onmental, Inc. <br /> 7ppLA7�RRY'SS7 AUTO T�iREPAIR olNo�m. ajm.,." <br /> 308 NORTH GRTANT STREET PROJECT NO. AGE—NC-95-0184 FILE: 0184/FIG3 FIGURE <br /> STOC TON, CALIFORNIA DATE: 9 NOVEMBER 1995 DRAWN BY: MAC 3 <br />