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L003 OF EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. G-1 <br /> PROJECT NAME S.J. County Landfill Development Site PAGE 5 OF 9 <br /> BY BAB DATE 6/22-23/87 SURFACE ELEV. 117.07 <br /> POCKET PENETRA- U~ m LITHO- <br /> TORYANE PENETRO- TION Z Cr _j _ GRAPHIC DESCRIPTION <br /> METER W w = o. <br /> Blow$ 't w a COLUMN <br /> (TSF) (TSF) ( Ft.) / v 3 -� a tQii <br /> 80- <br /> - <br /> 0 ML CLAYEY SILT (continued) . <br /> 85 <br /> SANDY SILT, pale brown (10YR, 6/3); . <br /> 20-25% very fine- to medium-grained <br /> sand; very clayey; slightly damp. <br /> k: <br /> SILT, brown (10YR, 5/3) ; 15-20% very <br /> 90-2fine- to medium-grained sand; trace <br /> iron oxide grain coatings; damp to <br /> moist. <br /> 95 @95' : 15-20% very fine-grained sand; <br /> drier. <br /> Increasingly sandy. <br /> SANDY SILT, dark brown (10YR, 4/3) ; 35- <br /> 40% very fine- to predominantly <br /> medium-grained sand; slightly clayey; <br /> sand composition approximately 55% <br /> lithic; 40% quartz; 5% mafic min- <br /> 00 erals; moist. <br /> REMARKS <br /> nl err n in <br />