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Boring Lo g <br /> Canoine PROJECT No. <br /> BORING No. SB <br /> (_OGLED BY GMM <br /> PROJECT NAME: TIME OIL CO.-SITE ASSESSMENT: LOCKEFORD CA <br /> BORING LOCATION: EAST AREA OF FORMER TANK BED SURFACE ELEV: 102 FEET APPROXIMATELY <br /> ' DRILLER: JOEL S T APLETON; SPECTRUM DRILLING DATE STARTED: 9-29-92 DATE FINISHED: 9-29-92 <br /> v SAMPLE BLOW Ln <br /> COUNT REC I WC Ou w SOIL DESCRIPTION p <br /> IL No. cn r wLd <br /> TYPE INTERVAL 4' 6' 12" <br /> a o <br /> i LL (in) � CD M (tsf) _j 0 AND REMARKS � <br /> 12 o FROM TO 6' 12' IS' <br /> • <br /> .25 ASPHALT. <br /> j I `'P • Loose, medium brown, FINE GRAVELLY <br /> L <br /> I °o° SAND, trace of silt, slighty moist (fill <br /> v o material). <br /> v <br /> 4 0 ' Loose, mange brown, SILTY FINE <br /> SPT 5.0 6.5 5 G 5 IS o° SAND, trace of medium and coarse <br /> ° sand, slightty moist (note: contact <br /> o 0 <br /> o <br /> SM dpr <br /> depth is apoximate). <br /> o a <br />� 0 0 <br /> o a <br /> 0 <br /> 10 2 SPT10.0 11.5 0 15 17 18 voo Decrease in silt and color change to <br /> �' dray with orange brown mottling by 10.0 <br /> 3 2S 11.5 13.0 16 50/6 10 11.5 ft. <br /> Dense, gray with orange brown <br /> 4 CS 13.0 14.5 12 27 34 IG mnttling, FINE SANDY SILT, trace to <br /> I some clay, slightly moist, hydrocarbon <br /> s� 1� 5 C5 14.5 16,0 11 2i 19 iG ML odor. <br /> IS <br /> � Loose t0 medium dense, Salt and <br /> • pepper with orange brown staining, <br /> f' 0 6 CS 20.0 21.5 G 8 8 1€; • ' FINE SAND, trace of medium sand, <br /> • trace of silt, slightly moist, hydrocarbon <br /> • I ndr�r. <br /> r <br /> • <br /> a • <br /> • <br /> SP • <br /> 25 7 C5 25.0 26.5 IO 21 24 16 • • Sand grain-size increases to medium <br /> • with same tine sand and decrease in <br /> • silt to none by 25.0 ft. <br /> 30 <br /> • <br /> g CS 30.0 3i.5 G 9 24 .18 <br /> Medium dense, gray with orange brown <br /> ML mr€ttling, sandy silt lense, moist, with <br /> hydrocarhon [odor, from 30.25 to 32.0 <br /> • fit. <br /> • 19 <br /> • <br /> • <br /> 35 9 CS 35.0 36.5 9 11 t5 14 • <br /> • <br /> { SP • <br /> • <br /> r � <br /> • <br /> • <br /> 40 10 CS 40.0 . 41.5 14 19 21 IB • <br /> Fri page 1 of 2 <br />