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L F EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. P-2 <br /> PROJECT NAME San Joaquin Landfill Development Site PAGE 2 OF 3 <br /> BY BAB DATE 6/05-06/87 SURFACE ELEV. 107.72 <br /> POCKET PENETRA- U. LITHO- <br /> rn <br /> TORVANE PENETRO- TIONz z Z GRAPHIC <br /> METER W W sDESCRIPTION <br /> a <br /> (TSF) (TSF) (BFt.) W < COLUMN <br /> 0 <br /> 2 ML SANDY SILT (continued) . <br /> CL SILTY CLAY, strong brown (7.5YR, 4/6); <br /> slightly silty; 10% fine- to medium- <br /> grained sand; soft; damp. <br /> 25 <br /> 65 SM • SILTY SAND, light brown (7.5YR, 6/4) ; <br /> 30% fines; fine to predominantly <br /> medium grained to minor coarse <br /> grained; 95(+)% quartz; slightly <br /> damp. <br /> ML SILT, brown (10YR, 5/3) ; 10% very fine- <br /> to fine-grained sand; very minor <br /> 73/9" <br /> 30 orange iron stains; damp. <br /> SP ..::N SAND, very pale brown (10YR, 7/3) ; very <br /> fine to coarse; quartzose with 10-15% <br /> 35 mafics; micaceous; subangular to sub- <br /> rounded grains; dense( ?) ; damp. <br /> @35' : brownish yellow (10YR, 6/6) ; <br /> :: trace increase in fines. <br /> SILT, grayish brown (10YR, 5/2) ; sparse <br /> iron staining; dense ( ?) ; hard; <br /> 40 slightly damp. <br /> REMARKS <br /> Blow count information based on a 300-pound hammer falling 30 inches +/- <br /> with a 2-1/2-inch inside diameter sampler. Correction is necessary in <br /> order. To correlate the blow counts with standard penetration test data. <br /> DI ATC' A <br />