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n <br />C <br />LOG OF EXPLORATORY BORING <br />PROJECT NUMBER 939-02.06 BORING NO. G-2 <br />PROJECT NAME S.J. County Landfill Development Site PAGE 2 OF 8 <br />BY BAB DATE 7/01-02/87 SURFACE ELEV. 104.90 <br />continued). <br />Fines increase. <br />CL SANDY CLAY, yellowish brown (10YR, 5/4 <br />25-2to 10YR, 5/8); 25% sand; predominant- <br />ly fine-grained; trace coarse <br />grained; quartzose; minor interbeds <br />light brownish gray (2.5Y, 6/2) clay; <br />moist. <br />Varies to sandy, clayey silt. <br />@30': 35% very fine- to coarse- <br />grained sand. <br />Clay softens. <br />CL- A SANDY CLAY to CLAYEY SAND, yellowish <br />SC brown (10YR, 5/4); 35-55% fine- to <br />predominantly medium -grained sand. <br />POCKET <br />PENETRA- <br />LITHO- <br />TORVANE <br />PENETRO- <br />TION¢ z 0 <br />Z <br />a <br />a GRAPHIC DESCRIPTION <br />METER <br />= W W <br />(BFt <br />= <br />COLUMN <br />(TSF) <br />(TSF) <br />)s/ 3 J <br />C <br />H <br />continued). <br />Fines increase. <br />CL SANDY CLAY, yellowish brown (10YR, 5/4 <br />25-2to 10YR, 5/8); 25% sand; predominant- <br />ly fine-grained; trace coarse <br />grained; quartzose; minor interbeds <br />light brownish gray (2.5Y, 6/2) clay; <br />moist. <br />Varies to sandy, clayey silt. <br />@30': 35% very fine- to coarse- <br />grained sand. <br />Clay softens. <br />CL- A SANDY CLAY to CLAYEY SAND, yellowish <br />SC brown (10YR, 5/4); 35-55% fine- to <br />predominantly medium -grained sand. <br />