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Boring Log <br /> Canon-to PROJECT No. }34 55 <br /> LRORING Nt). W-2 4 <br /> { LOGGEO BY ( MM <br /> ' PROJECT NAME': TIME OIL CO.--SITE ASSESSMENT: LOCKEFOP,D,CA <br /> BORING LOCATION: EAST AREA OF FORMER TANK BED SURFACE ELEV: 10225 FEET <br /> DRILLER: JOEL STAPLETM SPECTRUM DRILLING DATE STARTED: 9-29-92 DATE FINISHED: 9-29-92 <br /> SAMPLE BLOW Cn <br /> t v COUNT REC J - WC ©u w SOIL DESCRIPTION a <br /> _ Z U [L. �- N <br /> LU <br /> 0- No. TYPE INTERVAL 0' 6' 12" (in) m J (%) {ksf) Q wa AND REMARKS <br /> ow FROM TO6' 12' t8' D <br /> 9 CS 35.0 36.5 5 7 9 lei o Decrease in siit by 35.0 ft. — <br /> o — <br /> o <br /> o _ <br /> SM <br /> 0 0 — <br /> k <br /> o — <br /> 38.5 <br /> McCIMM (lense, salt and pepper, — <br /> aO • MEDIUM SAND, with trace to some fine — <br /> 10 CS 40.0 41.5 12 19 2! ICS 4 sand, ti ace of roarse sand and fine gravel, sGOhtly moist, hydrocarbon odor — <br /> a • {note: cc:}ntact depth is approximate). _ <br /> • <br /> SP • — <br /> f 45 11 CS 45.0 46.5 '. 5 6 5 12 � . Becomes fine sand with trace of — <br /> 45.5 medium sand by 45.0 ft, still have very <br /> faint hyrlrocarban odor. <br /> 4 Fi.5 <br /> t Bottom of Soring at 45.5 Feet. <br /> 8attorr of Sample Hole at 46.5 Feet. <br /> { <br /> 50 Notes: <br /> 1. Borinn. was drilled with a <br /> truck-m6unted CME 550 drill rig <br /> ecuipped with a 10-inch 0❑ hollow-stem <br /> auger, <br /> 55 <br /> 2. Upon completion, boring was <br /> converted to a 4–rnrh diameter vapor <br /> extraction well (see well detail W-2). <br /> f <br /> 3. <br /> BO Samoler Type: <br /> Caiifornia Sampler (CS) <br /> C.❑.: 2.5 inches <br /> 1.0.: 2.0 inches <br /> _f <br /> f <br /> `_standard Penetrometer Sampler (SPT) <br /> O-D.: 2.0 inches <br /> ',,D,:D.: 1.375 inches. <br /> B5 <br /> 4. Ground water was not encountered <br /> (luring dr.dling, <br /> 70ff <br /> Page 2 of'2 <br />