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SOIL BORING LOG Boring No B-36 Sheet 5 of 7 <br /> Client Arco#6100 Date 915101 <br /> s 25775 Patterson Pass Road Drilling Company Western Strata Exploration rig type Mobile Drill B-61 <br /> Address <br /> Tracy,CA Driller Gordon Jensen <br /> Project No D000-340-01 Method Mud Rotary hole dram 5 5" <br /> Logged By Scott Bittlnaer ••- _._ <br /> ample Blow Sample Well Depth Descriptions of Materials PID <br /> Construc LITHO <br /> Type No Count Time Recov it Scale COLUMN and Conditions PPM <br /> 8 1 <br /> S B36-82 1230 a 2 <br /> — SM SILTY SAND light brown 30-45%fines,sand is fine grained moist 125 <br /> 40% a 3 <br /> e a <br /> CEMENTED SAND reported by driller 83-87 No recovery <br /> 9 5 <br /> a 6 <br /> 8 7 <br /> - --- ---- - ----------- — - ------'------------------ ----- ---- ---- - ----- ---------------------------------------- <br /> ------------------- <br /> ---- <br /> S 636-87 13 35 _ <br /> 25% a e SM SILT`!SAND 117 <br /> as <br /> _ SANDSTONE(approximately 89-90') fine grained,sand Is fine grained <br /> so <br /> s 1 ML SILT light browrs_5.10%o fine-grained sand moist <br /> is9 2 <br /> ---------------------------------------------- "'-----`-----`----------------- -------- <br /> 9 3 <br /> S 836-94 1345 14 119 <br /> 9 5 <br /> a s SILTY SAND 95 5'-96',light brown-55%fine grained sand-45%silt moist <br /> ------------------------------------------------------ -------------------------------- <br /> s 7 ML SILT Ilcht brown trace black manganese 3.10%o fine grained sand <br /> ------------------------------------------------------- — --------- --` ---` -------- <br /> moist <br /> 9 a <br /> 9 9 <br /> S B36-100 13551 100 153 <br /> Comments <br />