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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. - <br /> PROJECT NAME San Joaquin County Landfill Development Site PAGE 6 OF 11 <br /> BY BAB DATE 6/15-19/87 SURFACE ELEV. 110.30 <br /> POCKET PENETRA— W LITHO— <br /> a (n <br /> TORVANE PENETRO— TION Z cc z— Uj <br /> Uj _j GRAPHIC DESCRIPTION <br /> METER t_ La _j <br /> (Blows/ ' "C W:"' I COLUMN <br /> (TSF) (TSF) Ft.) yt _j W <br /> Cn <br /> 100 ML CLAYEY SILT (continued) . <br /> SP GRAVELLY SAND, dry color light gray <br /> 105 (10YR, 7/2); medium to predominantly <br /> coarse grained to approximately 15% <br /> ... very coarse grained; fine to coarse <br /> gravel ; predominantly metamorphic <br /> lithology. <br /> CL SANDY CLAY, brown (10YR, 5/3) ; 20% <br /> medium- grained to predominantly <br /> coarse- to very coarse- grained <br /> sand. <br /> 110 <br /> 115JE <br /> e X <br /> SP SAND, predominantly coarse to very <br /> coarse grained; minor fine to coarse <br /> rounded gravel of predominantly <br /> metamorphic composition; occasional <br /> dark brown (7.5YR, 4/4) fine- <br /> grained sand and silty sand; common- <br /> ly partially cemented with pale lyel- <br /> low siliceous ca <br /> 120 y (?) . <br /> REMARKS <br /> Interval 116-126 feet cored (1/2 feet recovery). <br /> denotes core recovered. <br /> PLATE A-39 <br />