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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147-01 BORING NO. B-7/VW-2 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 1 OF 4 <br /> BY D. Foley DATE 917195 SURFACE ELEV. --15.0 ft. <br /> RECOVERY PID PENETRA- � En LITHO- WELL <br /> to <br /> TION =7--WW ,,,1 GRAPHI DESCRIPTION DETAIL <br /> adW CL Q COLUMN <br /> (ft/ft) (ppm) (bLws/ft) CEJ N <br /> ASPHALT <br /> FH.L, BASEROCK <br /> SELT(ML), brown (10YR, 513); 100% low plasticity <br /> fines; damp; no hydrocarbon odor <br /> 1.011.5 33.2 5 @5': as above; dark yellowish brown (10YR, <br /> 414); very stiff; damp; slight hydrocarbon odor <br /> 32 <br /> 1.311.5 65.7 10 @10': as above; manganese-oxide staining over <br /> 5% of sample; locally well cemented; hard; <br /> 36 moderate hydrocarbon odor <br /> 1.011.5 13.0 15 @15'; as above; iron-oxide staining over 35% of <br /> sample; very stiff; damp to moist, slight <br /> 19 hydrocarbon odor <br /> i <br /> 20 <br /> REMARKS <br /> Boring drilled using 10-inch diameter continuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler. Boring convened to a 2-inch diameter dual completion vapor extraction well. <br /> Sae Well Details sheet for well completion information. <br /> E ON <br />