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SOIL BORING LOG Boring No B-33 Sheet 5 of 7 <br /> Client Arco#6100 Date 9/4/01 <br /> Address 25775 Patterson Pass Road Drilling Company Western Strata Exploration n-q type Mobile Drill B-61 <br /> Tracy,CA Driller Gordon Jensen <br /> Project No DODO-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 /> Construc LITHO <br /> T e Na Count Time Recov t Scale COLUMN and Conditions PPM <br /> SM SILTY SAND brown 20-40%fines,moist <br /> ---- - ---- --- --- ^^--- ---- -- ---- — ------------------------ --grain---------15%-- es----'-"- --- --- -------- -- -----' <br /> _ SAND,fine to coarse grained 10-15%fines moist <br /> ez <br /> _ SM SILTY SAND,brawn 40-50%fines sand is fine grained moist <br /> 8 3 <br /> S 833-84 1240 a 4 decreasing-percentage of fines --- <br /> 37 <br /> a 5 <br /> 8 6 <br /> 8 7 <br /> 8 8 <br /> e 9 SM SILTY SAND,brown,20%fines moist <br /> S B33-90 1250 9 0 <br /> Q 1 <br /> _ ML SILT 3-5%fine grained sand moist <br /> 9 z <br /> - --------------------------------------------- — ----------------------------------`--------------------------------`----------------------------- `------' <br /> _ 9 9 <br /> _ ML SANDY SILT,brown 40%fine grained sand moist <br /> 9 4 ----- <br /> 106 <br /> ----- -- -` ----- - ------- -`--------- -- -- - - -- - <br /> 5 B33-95 1300 9 5 <br /> ss <br /> _ ML SILT,light brown,moist <br /> 9 7 <br /> 9 8 60 <br /> 9 9 <br /> _ SILTY SAND 99'-100 50-6D%fine grained sand n--e--s-,-moist <br /> S B33-100 1 1310 1 100 65 <br /> Comments <br /> 40 <br />