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Acton • Mickelson • van Dam, Inc. <br /> Consulting Scientists, Engineers, and Geologists <br /> Log of Soil Boring: MW--2 OVMIOVA: hNu PID with 10.2 eV probe <br /> Project Number: 19012.04 Drilling Time Date <br /> Start 8:58 AM 12/13/93 <br /> Location: Beacon #474 <br /> 3440 East Main Street Finish 1:00 PM 12/13/93 <br /> Stockton, California Water Depth (Date): 79.32 Feet (12113193) <br /> Drdlimg Comany: V 6 W Drilling Casing Elevation: 99.07 Feet <br /> Drilled By: Robert Vickery Completion Depth: 91,5 Feet <br /> Drilling Method: Mobile 13-61 HOX Logged By: T. Del Frate <br /> Sapping Method: California modfled split-spoon sampler Checked By: <br /> fitted with 8"brass sample sleeves <br /> 3 <br /> yv <br /> c c o <br /> UE DESCRIPTION �o � ONSTRUCTIO u� COMMENTS Gfm <br /> m & LU <br /> v W i Q <br /> ti mac <br /> SILTY CLAY, reddish brown, medium CL 4 <br /> r+►r-z-e <br /> plasticity, slightly moist. 13 18 B 30' 0 <br /> . 35 black mottling 4 <br /> g -2-7 <br /> 13 18 6 is,MN 0 <br /> 40 4 <br /> 6NN-2-8 <br /> t5 18 6 4a 0 <br /> ------------------------------ <br /> SILTY CLAY, olive, medium plasicity, <br /> 45-- moist. 5 <br /> __ T 6NW-2-9 <br /> 5ILTY CLAY, reddish brown, medium <br /> 20 18 6 4s 1 <br /> plasticity, moist. <br /> 50 8 <br /> 2-10 <br /> 21 18 6 50. 5 <br /> 55 6 <br /> 10 <br /> 18 18 4Z-n 4 <br /> 60 <br /> tBorkV contYW on nett pa0e) Pape 2 of 4 <br />