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GRAPHIC BORING LOG PAGE -�— OF
<br /> CLIENT Unocal PROJECT NO 1232 DRILL HOLE MW-23S/D
<br /> SITE LOCATION 5606 Pacific Avenue, Stockton, California
<br /> ILLING CO V & W DrillingTYPE OF RIG Hobart Longyear B-81
<br /> ILLING METHOD/EQUIPMENT HSA HOLE DIAMETER 10"
<br /> DRIVE WEIGHT/HEIGHT OF DROP 140#930" REFERENCE OR DATUM Surface
<br /> START DATE 2120101 COMPLETION DATE 2121101
<br /> t» + DESCRIPTION
<br /> tnv
<br /> 010 ti iL
<br /> Ht� W.4 Fes+ U M tZ Z W14E�
<br /> �t- tx " H 0 wk 1n FfAlowing Order LIT1{OLOGY, color, grain size sorting �fngulauty
<br /> F ¢
<br /> ti.H I Ur ct 7 w }I 0 t>.0 F- < fossil
<br /> 4 W <tX so t NX Q Q x � w� H a rn 05, wnsistcnCY wetness
<br /> EU Z W to Q 0 'r Fr O -,I>•u ra 0 tai Z_j>- -
<br /> en 3-[G. to Cn,J Gf m +J co jot, !✓ to M �3 0 W j
<br /> 75 4 3 00 1 9 74-75' SAND, olive, medium to fine sand, saturated, no odor
<br /> 6 760
<br /> ML
<br /> 80 50x5" 9 50 22 79-80' SLIGHTLY CLAYEY SANDY SILT, alive, very fine
<br /> sand, saturated, no odor
<br /> 83 0
<br /> CL
<br /> 85
<br /> 5005 1000 1 1 85 0 84-85' SILTY CLAY, olive, saturated, no odor
<br /> 30-48 ML 86 5 85 5-86 5' CLAYEY SILT, olive, saturated, no odor
<br /> 19-32 SM 8g 0 87-88' VERY SILTY SAND, olive, fine sand, saturated, no
<br /> ML odor
<br /> 5005 1100 14 89-90' CLAYEY SANDY SILT, olive, medium to fine sand,
<br /> 90 saturated, no odor, some coarse sand
<br /> 38-45 90 5-91 5' CLAYEY SANDY SILT, olive, dark brown, medium
<br /> 14-2b SM 92 0 to fine sated, saturated, no odor
<br /> 93 0 92-93' VERY SILTY SAND, dark brown, very fine sand,
<br /> ML saturated, no odor
<br /> 95 5008' 1140 14 94-95' VERY SILTY SAND, dark brown, very fine sand,
<br /> saturated, no odor
<br /> 17-34 95 5-96 5' SLIGHTLY SANDY SILT, dark brown, very fine
<br /> 97 0 sand, saturated, no odor
<br /> 1a-19 SM 97-98' SLIGHTLY SILTY SAND, olive, medium to fine sand,
<br /> 16-22 1 10 1 1 ML 99 0 saturated
<br /> 100 99-100' SILT, olive, saturated, no odor
<br /> 14-24 1 30 101-102' SILT, olive, saturated, no odor
<br /> 14-21 1 50 1 4 102-103' SILT, olive, saturated, no odor
<br /> 1040
<br /> 105 Total Depth 104'
<br /> 110
<br /> NOTES
<br /> .6 1
<br /> ENVIRONMENTAL AUDIT, INC (VOTE This Boring Log Represents Conditions only at Time and Location
<br /> Indicated Subsurface Conditions May Differ at Other Locations and
<br /> Times
<br /> LOGGED BY BHM DATE 02/20/01 APPROVED BY BHM RG # 5649
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