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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 9/7/95 SURFACE ELEV. --15.0 ft. <br /> RECOVERY PID PENETRA- N LITHO- <br /> TION =� WELL <br /> U ii GRAPHIC DESCRIPTION DETAIL <br /> c¢a E COLUMN <br /> (ft/ft) (Pprn) (btws/ft) CD _j <br /> ASPHALT <br /> FILL, BASEROCK <br /> SILT(ML), brown (10YR, 5/3); 100% low plasticity <br /> fines; damp; no hydrocarbon odor <br /> ' 1.0/1.5 33.2 5 @5': as above; dark yellowish brown (LOYR, <br /> 4/4); very stiff; damp; slight hydrocarbon odor <br /> 32 <br /> 1.3/1.5 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 <br /> 1.0/1.5 13.0 15 @ 15': as above; iron-oxide staining over 35%0 of <br /> sample; very stiff; damp to moist; slight <br />' 19 hydrocarbon odor <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 converted to a 2-inch diameter dual completion vapor extraction well. <br /> See Well Details sheet for well completion information. <br /> E ON <br />