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Boring Log <br /> Connie PROJECT No ` 1—E i4-55 <br /> BORING No. W-4 <br /> LOGGED BY �_MM <br /> PROJECT NAME: TIME OIL CO.-SITE ASSESSMENT: LOCKEFORp CA <br /> BORING LOCATION: SOUTHEAST OF FORMER TANK BED SURFACE ELEV: 102.00 FEET <br /> DRILLER: JOEL STAPLETON• SPECTRUM DRILLING DATE STARTED: 10-1-92 BATE FINISHED: 10-1-92 <br /> SAMPLE GLOW <br /> COUNT BEC u = WC Ou w i­_ SOIL:DESGRLPTIDN o <br /> - No.TYPE INTERVAL 0' ui <br /> 6' 12" (in) rr J W {tsf) J AND REMARKS a <br /> o FROM TO 6' 12" 18' in 0 <br /> 25 ASPHALT. <br /> 1 t SP . Loose, medium brown, FINE GRAVELLY <br /> o z SAND, trace of silt, Blighty moist (til <br /> 0l <br /> G o material). <br /> g )C,0 Loose to very idose, orange brown, <br /> 5 SPT 5.0 6.5 6 5 a i8 °o° SILTY FINE SAND, trace of medium and <br /> o0 coarse sdnd, slightly moist (note: <br /> o c()ntact depth ,s approximate). —_ <br /> — <br /> o — <br /> o a — <br /> ( o <br /> o o — <br /> 0 0 <br /> i0 25PT 10.0 11.5 10 12 14 18 <br /> Decrease in silt to trace and Color <br /> t change to gray with orange brown <br /> 3 CS 11.5 13.0 11 50/5 8 " " 12 mottling by 10.0 ft. — <br /> 4 CS 13.0 14.5 Dense to medium dense, gray with <br /> 2 — <br /> y 3 .38 14 (:,range brown mottling, SILT, trace of — <br /> fine ,and and clay, slightly moist, — <br /> l5 5 CS 14.5 16.0 10 35 41 18 ML = <br /> r.:. <br /> 1B <br /> Loose, gray, FINE SAND, slightly — <br /> T 10 moist, faint hydrocarbon odor (note: - <br /> 20 6 CS 20.0 21,5 4 7 8 16 cnntact depth is approximate). <br /> — <br /> t � <br /> 25 7 CS 25.0 26.5 5 8 17 Ifs ` � Color change to salt and pepper and _ <br /> sand gram-size increase to medium with <br /> trace (if fine sand by 25.0 ft. _ <br /> 29 — <br /> }` 30 8 C5 30.0 31.5 8 12 16 6 Med um dense, gray with orange brown — <br /> ML 30.5 mottling, FINE SANDY SILT, trace of <br /> clay, damp, very faint hydrocarbon <br /> 31.5 i)dur (note: contact depth is <br /> approximate}. <br /> Bottom of Boring at .30.5 Feet. <br /> 35 Bottom of5ample Hole at 31.5 Feet. <br /> 40— <br /> Page 1 of 2 <br />