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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 2 OF 4 <br /> BY D Foley DATE 9/6/95 SURFACE ELEV 14 9 ft <br /> RECOVERY PED PETITORA- W <br /> PLL. LITHO- WELL <br /> F ._I GRAPHIC DESCRIPTION DETAIL <br /> �Q <br /> � ¢ COLUMN <br /> (ft/ft) (ppm) (btws/ft) 9-1 <br /> I1 0/1 5 0 0 @20' as above, brown (10YR, 5/3), iron-oxide <br /> staining over 55% of sample, manganese-oxide <br /> 36 staining over 5% of sample, dry to damp, no <br /> hydrocarbon odor <br /> SILTY SAND (SM), dark yellowish brown (10YR, <br /> 4/4), 40% low plasticity fines, 60% fine-grained <br /> sand, medium dense, damp to moist, no <br /> 12/1 5 00 25 hydrocarbon odor <br /> 26 <br /> 1 0/1 5 00 30 <br /> SAND(SW), brown to dark brown (10YR, 4/3), 90% <br /> 20 fine-grained sand, 10% medium to coarse-grained <br /> sand, trace fine to coarse-grained gravel, medium <br /> dense, damp, no hydrocarbon odor <br /> I <br /> SILT(ML), dark yellowish brown (10YR, 4/4), 90% <br />' <br /> 12/1 5 00 35 low plasticity fines, 10% fine-grained sand, <br /> iron-oxide staining over 30% of sample very <br /> 28 stiff, moist, no hydrocarbon odor <br />' 40 <br /> kEAAkKS <br /> Boring drilled using 10-inch diameter conpnuous-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 wet] Ste <br />' Well Details sheet for well completion information <br /> !LErV ON <br />