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WEISS ASSOCIATES <br /> WELL MW-3 (B8-B) <br /> GRAPHIC <br /> LOG DESCRIPTION <br /> 0 0 Asphalt <br /> Silty SAND (SM), brown, very soft, <br /> Wmoist, 20-30% fines, 70-80% fine to <br /> W medium sand, high K <br /> LL -!_ Silty CLAY (CL), dark brown, damp, <br /> 10-20% silt, low to medium <br /> 5 ________ plasticity, very low to low K <br /> U --- <br /> LL <br /> 4 0" ID PVC <br /> � casing <br /> 0 10 10- <br /> z <br /> 0 z -- -� <br /> Ir _ <br /> Silty SAND / Sandy SILT (SM/ML), <br /> 15 15light brown, damp, 40-60% fines, <br /> 40-60% fine to medium sand, no <br /> T <br /> Portland j • 4T-' plasticity, moderate K, black <br /> �.T� <br /> W cement ==`r organic flakes to 0 2" diameter <br /> with 3-5% --------- Clayey SILT (ML), light brown, very <br /> bentonite __= stiff, damp, 10-20% clay, 5% sand, <br /> H 20 20 --------- low K, <1% black organic flakes to <br /> 0 2" diameter, «1% nodules <br /> W (caliche 9) <br /> ,I lII I I �,! ISI+ <br /> inches radws <br /> EXPLANATION <br /> X Water level during drilling (date) Logged By Eric W Anderson <br /> s Water level (date) Supervisor Joseph P Theisen, RG 4981 <br /> Contact (dotted where approximate) Drilling Company P C Exploration, Roseville, CA <br /> —7-7— Uncertain contact License Number Lic #C57-265556 <br /> Gradational contact Driller Joe Eades <br /> Location of recovered drive sample Drilling Method Hollow-stem auger <br /> _ Location of drive sample sealed Date Drilled January 16-18, 1991 <br /> for chemical analysis Well Head Completion 4" locking well-plug, traffic-rated vault <br /> Cutting sample Type of Sampler Split barrel (2 ID) <br /> K = Estimated hydraulic conductivity Ground Surface Elevation 22 14 feet above mean sea level <br /> Diamond Walnut Growers <br /> Boring Log and Well Construction Details - Well MW-3 (B8-B) 1050 South Diamond Street <br /> Stockton, California <br />' 41219 f <br />