Laserfiche WebLink
LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147.01 BORING NO. B-6 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 1 OF 2 <br />' BY D. Foley DATE 916/95 SURFACE ELEV. 15.0 ft. <br /> RECOVERY PID PENETRA- to LITHO- WELL <br /> TION Z�J GRAPHIC DESCRIPTION DETAIL <br /> ' [ ¢J �� m ut ¢ COLUMN <br /> (ft/ft) (ppm) (blws/ft) <br /> N <br /> ASPHALT <br /> FILL, BASEROCK <br /> 17 <br />' SILT(MI.), very dark gray (10YR, 3/1); 100% low <br /> plasticity fines; damp; no hydrocarbon odor <br /> ' 0.411.5 0.0 @4.5': as above; brown to dark brown (10YR, <br /> 5 413); iron-oxide staining over 35% of sample; <br /> 21 abundant caliche; very stiff; damp; no <br /> hydrocarbon odor <br /> 1.011.5 0.0 @9.5': as above; minor caliche; hard; no <br /> 10 hydrocarbon odor <br /> 63 <br /> 1.011.5 0.0 15 @14.5': yellowish brown (10YR, 514); 95% low <br /> plasticity tines; 5% fine sand; iron-oxide staining <br /> 39 over 20% of sample; trace rootlets; hard; no <br /> ' hydrocarbon odor <br /> ' @ 19.5': as above; light olive brown (2.5Y, 513); <br /> trace iron-oxide and manganese-oxide staining; <br /> 1.511.5 0.020-1cminor root cavities; no hydrocarbon odor <br /> REMARKS <br /> Boring drilled at a 45 degree angle using 8-inch diameter continuous-flight.hollow-stem auger drilling equipment and <br /> sampled with a modified California split-spoon sampler. Boring backfilled with neat cement grout. <br /> E ON <br />