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-r <br /> r <br /> uN)13TUI1E <br /> 011Y DENSITY CONTENT 110V <br /> ib/f i3 j DRY HEIGHT COUNT SAWLE USCS OESCR If TION <br /> G 0'-2" Asphalt Concrete, <br /> 2"-8" Aggregate base, <br /> 8"-3.5' Black to dark brown, sand <br /> z - CL silty CLAY, medium stiff,' <br /> dam , with one metalfrag- <br /> men <br /> 4 3'5 -9. Brown to reddish brown, <br /> clayey, silty, very fine <br /> SAND, medium dense, damp, <br /> 22 4-1 <br /> 6 SM <br /> 8 <br /> 9'-13.5' Dark brown to greenish <br /> brown, very clayey, sandy <br /> 10 SILT, medium stiff, damp, <br /> 27 4-2 <br /> r ML <br /> L1 12 <br /> w <br /> w <br /> — 13.51-22' Tan to reddish brown, <br /> 14 silty, slightly clayey, <br /> = fine SAND, medium dense, <br /> r <br /> a damp <br /> Ca 16 18 4-3 <br /> SM <br /> 18 <br /> 20 ` <br /> 32 4-4 <br /> 22 - ——— 22'-26' Brown, slightly silty, <br /> clean fine SAND, medium <br /> dense, damp. <br /> 24 $p <br /> 26 37 4-5 --126'-29' Greenish brown, silty <br /> clayey fine to very fine <br /> SC SAND, medium dense, damp, <br /> 2$ <br /> (Boring log continues) <br /> Date Drilled : 4/14/87 <br /> BALBI & CHANG ASSOCIATES LOG OF BORING NO. TB-4 P"TE <br /> geotechnical consultants - materlals testing <br /> ARCO A!1/PM FACILITY 7 <br /> PROJECT NO. 1525-10 DATE: 4/27/87 STOCKTON, CALIFORNIA / <br /> I� <br />