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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO. B-4/MW-2 <br /> ' PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 4 OF 4 <br /> BY D. Foley DATE 8/29/95 SURFACE ELEV. 15.9 ft. <br /> RECOVERY FID PENETRA- <br /> (n LITHO- <br /> TION SuLLj WELL <br /> �d L —J GRAPHIC DESCRIPTION DETAIL <br /> ¢W L�ty COLUMN <br /> ' {ft/ft) (Ppm) (blws/ft) V,3J r" j t¢ <br /> 1.0/L.5 0 SANDY SH T <br /> (ML), continued <br /> ' 44 @61': as above; brown (IOYR, 513); 80% low <br /> t8/29/95 Plasticity fines; 20% fine-grained sand <br /> 65 <br /> 1.011.5 965': as above; yellowish brown (10YR, 514); <br /> iron-oxide staining over 30% of sample; <br /> 35 manganese-oxide staining over 5% of sample; <br /> hard; wet; no hydrocarbon odor <br /> SAND(SW), olive brown (2.5Y, 4/3); I0%a fines; <br /> 85% fine-grained sand; 5% medium to <br /> coarse-grained sand; iron-oxide staining over <br /> 30% of sample; dense; wet; no hydrocarbon odor <br /> 1.111.5 70 <br /> 54 <br />' 1.011.5 973.5': <br /> as above; olive gray (5Y, 512); 100% fine <br /> to medium-grained sand; trace coarse-grained <br /> 1975 sand; medium dense; no hydrocarbon odor <br /> BORING TERMINATED AT 75.5 FEET <br /> 80 <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 4-inch diameter groundwater monitoring well.see <br /> Well Details sheet for well completion information. <br /> E ON <br />