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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. P-3 <br /> PROJECT NAME San Joaquin County Landfill Development Site PAGE 5 OF 5 <br /> BY BAB DATE 6/01-02/87 SURFACE ELEV. 113.93' <br /> POCKET PENETRA- H LITHO- <br /> TORVANE PENETRO- TION i z GRAPHIC DESCRIPTION <br /> METER a <br /> (Blows/ < w a. COLUMN <br /> (TSF) (TSF) Ft.) 3 J o80 vgi <br /> ML CLAYEY SILT, reddish brown (5YR, 5/3) ; <br /> slightly clayey; 15-20% fine- to <br /> Core medium-grained sand; occasional <br /> Box oxidation stains; softer than above. <br /> 3 <br /> @-83' : very clayey; common black <br /> stains; common fine (to 1/8") root(?) <br /> holes, some with secondary clay <br /> filling; low to moderate (rock) <br /> 85 hardness. <br /> SP SAND, dark yellowish brown (10YR, 4/4); <br /> fine grained; quartzose; poorly <br /> graded; subangular-angular grains; <br /> partially cemented; low to moderate <br /> (rock) hardness. <br /> @87-89' : becomes more well graded; <br /> 5% coarse to very coarse grained; <br /> trace fine, rounded, very hard <br /> 90 gravel . <br /> BOTTOM OF BORING AT 89 FEET. <br /> Terminated hole. <br /> 95 <br /> 00 <br /> REMARKS <br /> PLATE A-13 <br />