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SOIL BORING LOG Boring No B-32 Sheet 4 of 10 <br /> Client Arco#6100 Date 8/24-08/25/00 <br /> 0 ss 25775 Patterson Pass Road Drilling Company Water Development Corporation rig type Dresser DW-70 <br /> Tracy CA Driller Kevin Lewis <br /> Project No D000-340-01 Method Air Rotary Casing Hammer hole diam 10' <br /> Logged By Scott Bittinger <br /> Sample Blow Sam ie well Depth Descriptions of Materials PID <br /> Construe LITHO <br /> Type No Count Time Recov It Scale COLUMN and Conditions (PPM) <br /> 6 1 SM SAND,fine grained 10-15%fines <br /> ------- -------------------`---- ------------------ — ------------------------------- - ----- ---------------------------------------------- -------- <br /> 6 2 SAND as above moist 5-10%fines <br /> 6 3 <br /> 6 4 <br /> fi 6 <br /> 6 6 <br /> 1750 6 7 SM SILTY SAND light brown 15_20%o fines-dry----------------------------- ------------------- <br /> ----------------------------------- ----------------- <br /> - ------- <br /> 6 8 <br /> 6 9 <br /> S -- B32__71_ _______________---1819 7 0 SM SILTY SAND light brown 5.10%o fines at the contact the sandy.........................sod above Is stained bright yellow with some of the soil bleached white 26 <br /> 7 <br /> 7 2 <br /> 905 ----- 7 3 ML SILT ll ht brown <br /> 7 4 <br /> 7 5 ML SANDY SILT light brown 20%fine sand <br /> 7s <br /> 7 7 <br /> 7 B ML SANDY SILT 10%fine sand,stiff <br /> 7 s <br /> 915 e a ML SANDY SILT light brown 30%fine sand moist <br /> Field Location of Boring Comments Reviewed By <br /> Add 20'rod at 68' <br /> Drilled to 71 on 08/24/00 resumed drilling on 08/25/00 <br />