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ILOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-114.02 BORING NO B281VW12 <br /> PROJECT NAME ARCO Products Company Service Station No. 2130 PAGE 2 OF 4 <br /> BY D. Foley DATE 8111195 SURFACE ELEV --15 ft. <br /> RECOVERY PID PENIETR- �J V1 LITHO- WELL <br /> TON W F J GRAPHIC DESCRIPTION DETAIL <br /> adW cOLtRW <br /> (ft/ft) (ppm) (b(w►s/fV to <br /> 0911 5 00 SILT(ML), continued <br /> 020`. as above, brovwn(10YR, 5/3), iron-oxide <br /> 25 stmnsng over 2511-r of sample, very stiff, no <br /> hydrocarbon odor <br /> SANDY SILT(ML). yellowish brown (10YR, 514), <br /> 50% low plasticity fines, 40% fine to <br /> medium-grained sand iron-oxide staining over <br /> 1 211 5 00 25 25% of sample. dense, damp, no hydrocarbon <br /> odor <br /> 31 <br /> SILT(ML), brown(10YR, 5/4), 100% low plasticity <br /> fines, iron-oxide simning over 30% of sample, <br /> hard; damp, no hydrocarbon odor <br /> 1 3/1 5 00 <br /> 30 <br /> 35 -h <br /> 1 4/1 5 00 35 <br /> CLAYEY SILT(ML), light brownish gray(10YR, <br /> 21 512); 100% low ptasucity fines; manganese-oxide <br /> staining over 5% of sample, very suff, damp, no <br /> hydrocarbon odor <br /> SIIT(ML), brown(10YR, 5/3), 100% low plasticity <br /> fines; iron-oxide sfatumg over 35% of sample, <br /> in.% ganese-oxide staining over 5% of sample, <br /> minor root caviues. mucor caliche, very stiff, <br /> 40 damp, no hydrocarbon odor <br /> REMARKS <br /> Ronng drtMed using 10-tach diameter continuous-flight,hollow-stem auger dngmg egwpmcat and sampled with a <br /> mod&"Cahfornta spirt-spoon sampler I)ormg converted to a 4-inch d,- ter vapor extraction wen Ste Welt <br /> EOOINSgcuds sheet for well construction rnformauon <br /> E ON <br />