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L F EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. G-1 <br /> PROJECT NAME S.J. County Landfill Development Site PAGE 7 OF 9 <br /> BY BAB DATE 6/22-23/87 SURFACE ELEV. 117.07 <br /> POCKET PENETRA- H LITHO- <br /> 0TORVANE PENETRO- TION ¢ - GRAPHIC DESCRIPTION <br /> METER W = a <br /> (BlowS/ 3 W W a COLUMN <br /> (TSF) (TSF) Ft.) c� c cn <br /> 20 ML- SANDY SILT to SILTY SAND (continued) . <br /> SM <br /> Sand increases and becomes coarser <br /> grained. <br /> 125-ESM SILTY SAND, yellowish brown (10YR, <br /> 5/4) ; 40 (+)% fines; fine grained; <br /> slightly (iron oxide) cemented; <br /> damp. <br /> SC- <br /> SP <br /> CLAYEY SAND, 10% fines; very fine to <br /> coarse grained; trace fine very hard <br /> gravel ; predominantly metamorphic <br /> 130 / composition; subrounded to rounded <br /> p ' <br /> shape. <br /> 135 7 SC j @135' : 40% fines; predominantly <br /> medium grained. <br /> ZZ <br /> ML- <br /> 40 SM SANDY SILT to SILTY SAND. <br /> REMARKS <br /> denotes static water level . <br /> PLATE A-21 <br />