Laserfiche WebLink
LOG OF EXPLORATORY BORING <br /> 16 PROJECT NUMBER 0805-147.01 BORING NO. B-1/MW-1 <br /> ' PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 3 OF 4 <br /> BY D. Foley DATE 8129/95 SURFACE ELEV. 15.0 ft. <br /> RECOVERY FID PENETRA- Oat) W LITHO- WELL <br /> TION zLuw k _ GRAPHIC DESCRIPTION DETAIL <br /> D¢W L E COLUMN <br /> (ft/ft) i (ppm) I(btws/ft) C'�Jj <br /> 1.311.5 0 Cn 06 40': as above; brown (10YR, 513); iron-oxide <br /> staining over 30% of sample; minor caliche; hard; <br /> ' 43 damp to moist; slight hydrocarbon odor <br /> CLAYEY SILT(ML), brown (10YR, 513); 100% low <br /> plasticity fines; iron-oxide staining over 20% of <br />' sample; gray staining over 20% of sample; hard; <br /> 45 damp to moist; slight hydrocarbon odor <br /> 1.311.5 0 <br /> 50 <br /> SANDY SILT(ML), dark yellowish brown (10YR, <br /> 4/4); 80% low plasticity fines; 20% fine-grained <br /> 1.311.5 0 50 sand; iron-oxide staining over 60% of sample; <br /> gray staining over 5% of sample; very moist; <br />' 15 stiff; slight hydrocarbon odor <br />' SAND (SP), dark brown (10YR, 3/3); 10% fines; <br /> 90% fine-grained sand; medium dense; very <br /> moist', slight hydrocarbon odor <br /> 1.211.5 0 55 <br /> 20 <br /> 916195 <br /> 3 SILT(ML.), olive brown (2.5Y, 4/3); 100% low <br /> plasticity fines; iron-oxide staining over 20% of <br /> sample; gray staining over 5% of sample; hard; <br /> wet; slight hydrocarbon odor <br /> 60 <br /> RF—MARKS <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.Sze <br /> Well Details sheet for well completion information. <br /> E ON <br />