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ALI.STO ENGINEERING GROUP LOG OF BORING MW-l Page I of I <br /> ' WALNUT CREEK,CALIFORNIA <br /> . ALISTO PROJECT NO: 10-136-02 DATE DRILLED: 03130/94 <br /> ' CLIENT: BP Oil Company Station No. 11193 <br /> LOCATION: 3202 West Hammer Lane, Stockton, California <br /> SEE SITE SLAM DRILLING METHOD: Hollow-Stem Auger (8") <br /> ' DRILLING COMPANY: Soils Exploration ServicesCASING ELEVATION: 4.46 ' <br /> LOGGED BY: fed Maise APPROVED BY: ,41 Sevilla <br /> ca o N <br /> WELL DUGRAN �f GEOLOGIC DESCUMON <br /> ' m � <br /> Concrete - si ewa . <br /> 77 CL <br /> ' silty CLAY: black, damp. <br /> `c <br /> m <br /> ' SM silty SAND: brawn, damp, medium dense; very fine- to <br /> 5 fine-grained sand; abundant fines. <br /> � 2 � <br /> N <br /> SP SAND: brown, damp, madium dense; ':1e-to medium-grained <br /> sand. <br /> to— <br /> ML <br /> - 71 <br /> sandy SILT: tan,damp, very stiff; very flne- to fine-grained <br /> sand; abundant lines. <br /> = <br /> 15 <br /> 5,7,10 0 <br /> SP <br /> ' 3.4,5 NM 4 — 20 <br /> m SAND: tan, wet,[case; fine-to rnedlum-grained sand. <br /> c . <br /> ' 4 — <br /> Q � <br /> O <br /> — 25 Same. <br /> 2,9,14 NM — � • <br /> 3,11,13 NM 30 Same. <br /> 1 <br /> Stabilized groundwater measured on April 25, 1994. <br /> 1 <br />