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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO. B-5/MW-3 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 4 OF 4 <br /> BY D. Foiey DATE 9/6/95 SURFACE ELEV. 14.9 ft. <br /> RECOVERY PIn PENInRA- W LITHO_ WELL <br /> yN Oj J GRAPHIC pESCRIPTION pETAIt <br /> a4MW i�i�L = COLUMN <br /> (ft/ft) (ppm) (bless/ft) L7-XJ tt <C <br /> 1.511.5 SAND (SW), continued <br /> 51 <br /> SANDY SILT(M]L), brown (I OYR, 513); 70% low <br /> plasticity tines; 30% fine-grained sand; <br /> 65 iron-oxide staining over 30% of sample; <br /> 1.511.5 manganese-oxide staining over 5% of sample; <br /> hard; wet; no hydrocarbon odor <br /> 38 <br /> 1.0/1.5 70 @70': as above; olive gray (5Y, 512); 75% Iow <br /> plasticity fines; 25% fine-grained sand; <br /> 33 iron-oxide staining over 30% of sample; minor <br /> caliche; hard; wet: no hydrocarbon odor <br /> SAND(SP), olive brown (2,5Y, 413); 100% <br /> fine-grained sand; trace medium-grained sand; <br /> 0.711.5 loose; wet; no hydrocarbon odor <br /> 9 . . . <br /> 75 BORING TERMCNATED AT 75.0 FEEL <br /> I <br /> I <br /> SO <br /> REMARKS <br /> Boring drilled using 14-inch diameter continuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler. Boring convened to a 4-inch diameter groundwater monitoring well.See <br /> E: ONWellDetails sheet for well completion information. <br /> E ON <br />