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1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />LOG OF EXPLORATORY BORING <br />PROJECT NUMBER 939-03.14 BORING NO. SB -2 <br />PROJECT NAME San Joaquin County - Corral Hollow Landfill PAGE 2 OF 3 <br />BY S. Lofholm DATE 4/12/88 SURFACE ELEV. 255.62' <br />POCKET PENETRA O M(n 7:- W LITHO - <br />RECOVERY PENETRO- TION 3LUW �-� -1 GRAPHIC <br />METER (Blows/ M 3 W O z ¢ COLUMN <br />(FT/FT) (TSF) Ft.) n J H N <br />0.3/1.51 ( 50/4" <br />25 <br />1.511.51 1 83 <br />1.2/1.5 14 <br />44 35 <br />50/4" <br />M1 <br />DESCRIPTION <br />SILTY SANDY GRAVEL (continued). <br />ML SANDY SILT, yellowish brown (IOYR, 5/4); 5% <br />fine sand, angular to subangular, quartzose; fine, <br />wavy laminations; moderate iron oxide coating on <br />grains; hard; moist. <br />CL SILTY CLAY, dark yellowish brown (10YR, 4/4); <br />15-20% silt; 5% fine sand; moist. <br />SM SILTY SAND, yellowish brown (10YR, 5/6); 40% <br />fines; fine sand, predominantly quartzose; trace <br />iron oxide coating on grains; very dense; dry to <br />damp. <br />CL r4SILTY CLAY, yellowish brown (10YR, 5/6); <br />10-15% silts; low plasticity clay; trace iron <br />1.3/1.5 83 oxide concretions. <br />EIVICON <br />ASSOCIATES <br />13:1kTi t it <br />M <br />