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SOIL BORING LOG Boring No B-36 Sheet 2 of 7 <br /> Client Arco#6100 Date 915101 <br /> Address 25775 Patterson Pass Road Drilling Company Western Strata Ex loration rig a Mobile Drill B-61 <br /> 1 Tracy,CA Driller Gordon Jensen <br /> Project No D000-340-01 Method Mud Rotary hole diam 5 5" <br /> Logged By Scott Bittin er <br /> Sample Blow Sample well Depth Descriptions of Materials PID <br /> Construe LITHO <br /> Type No Count Time Recov t scale COLUMN and Conditions PPM <br /> _ M fines,dry 295 <br /> z fS VT GRAVELLY SAND 20 4__21 70%medium to Coarse gained sand 20% _ <br /> _ fine gravel, 10%fines well graded,damp <br /> zz <br /> _ ML CLAYEY SILT 21-24',light brown dry very hard <br /> 2 3 <br /> 2 4 <br /> 2 5 CL SILTY-CLAY-24'-26'-light brown-dry,medium-stiff 322__ <br /> 2 6 -------- <br /> _ M SANDY SILT,light brown 30%fine grained sand moist <br /> S B36-27 1035 z 7 <br /> SM SILTY SAND light brown 30-50%fines,moist <br /> _ 2a <br /> _ SANDY SILT light brown, 15-20%fines moist <br /> 2s <br /> 3 0 <br /> 3 t ML SILT 30'-38 light brown with yellow and green stainsmoistmedium stiff <br /> ------- ------------------------- ------------------ — - --` "--------- - - ------ - -------- <br /> -10------------------------------------------------ 3 2 <br /> 33 <br /> 3 4 <br /> S B36-351050 3 5 465 <br /> ----------- -- -------------------- "`--------- — ' --- - - ------------ -------------- ----- -------------------------' - - - <br /> 3 b <br /> 3 7 <br /> 3 6 <br /> 3 s ML SILT light brawn-5%o sand,moist--- _- <br /> 4 0 552 <br /> Comments <br />