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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO. B-3/VW1 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 3 OF 4 <br /> BY D. Foley DATE 9/29/95 SURFACE ELEV. --15.0 ft. <br /> RECOVERY FID PENETRA- U) LITHO- WELL <br /> TION ` PPLU GRAPHIC DESCRIPTION DETAIL <br /> ¢W l��tl� r_ COLUMN <br /> (ft/ft) (ppm) (btws/ft) tJ <br /> N <br /> 1.111.5 23 @40': as above; dark yellowish brown (10YR, <br /> 414); iron-oxide staining over 30% of sample; <br /> 48 manganese-oxide staining over 5% of sample; <br /> moist; slight hydrocarbon odor <br /> 1.311.5 24 45 @45': as above; brown(10YR. 5/3); minor <br /> caliche; hard; damp; slight hydroearhon odor <br /> 38 <br /> SANDY SILT(ML), brown to darn brown(IOYR, <br /> 5/3); 75% low plasticity fines; 25% fine-grained <br /> 1.3/I.5 33 50 sand; iron-oxide staining over 20% of sample; <br /> minor caliche; very stiff; damp to moist; slight to <br /> 19 moderate hydrocarbon odor <br /> . • • SAND(SP), dark brown (10YR. 3/3); 100% <br /> fine-grained sand; dense; moist; slight to <br /> moderate hydrocarbon odor <br /> 1.4/1.3 270 55 <br /> 32 <br /> 916/95 <br /> SAND(SW), dark gray(5Y, 4/1); 95% tine-grained <br /> SZ <br /> sand; 5% medium to coarse-,rained sand: dense. <br /> $/24195 wet; moderate hydrocarbon odor <br /> REMARKS <br /> Boring drilled using 10-inch diameter continuous-night.hollow-stem auger drilling aquipment and sampled with a <br /> modified California split-spoon sampler. Boring cotaverted to a 2-inch diameter dual completion vapor extraction well. <br /> See Well Details sheet for well completion information, <br /> E ON <br />