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MOI STUIIE . <br /> DRY DENSITY CONTENT SLOW <br /> Ib/t't3 = DRY WEICrM7 COUNT SAMPLE USCS! OESCAIPTION <br /> a'-p2" Asphalt Concrete, <br /> -r 2"-O" .Si <br /> Aggregate base, <br /> 2 E8"-4' Black to dark brown, <br /> CL sandy silty CLAY, medium <br /> stiff, damp, <br /> 4 ----i 41-91 <br /> Light brown, very silty, <br /> i <br /> very fine SAND, medium <br /> dense, damp, <br /> 6 28 3-1 SM <br /> i <br /> 8 <br /> '-15' Tanto grayish brown, <br /> 1 very fine sandy SILT, <br /> stiff, damp, <br /> 31 3-2 <br /> 12 <br /> W i <br /> as ML <br /> x <br /> 14 - <br /> = 5'-21.5' Tan to light brown, very <br /> oL , silty, very fine SAND, <br /> W 16 29 3-3 <br /> o medium dense, damp, s <br /> 18 i' <br /> SM is <br /> 20grades' less silty with s <br /> 'Y; 1 <br /> trace of medium sand at j <br /> 40 3-4 20' <br /> 22 - Test Boring terminated at 21.5 fee. <br /> NFWE <br /> i• <br /> 24 <br /> 26 <br /> 28 <br /> Date Drilled : 4/14/87 <br /> BALBI & CHANG ASSOCIATES LOG OF BORING NO. TB-3 KATE <br /> gsotschnical consultants - matarWs t*aing <br /> ARCO AK/PN FACILITY <br /> PROJECT NO. 1525-10 DATE: 4/27/87 STOCICTON, CALIFORNIA V <br />