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Field Exploratory Boring Log MW-4 (Well MW-4) <br /> . OVM BIows/ Sample Well Depth Soil Group Materials Description <br /> PPM 6" Number Construction (ft) (USCS) <br /> Wellhax <br /> 4 1 rt <br /> Well drilled in planter <br /> Clay(CL) <br /> Black(10YR 211),moist, weak subangular blocky, <br /> moderate plasticity,90% fines, 10% very fine sand <br /> o W-4-5 5 5 _ 95' As Above-dark brown(10YR 313),trace caliche, 80% fines, <br /> 20% fine sand <br /> 10- <br /> 1 MW-4-11 Silt(ML) <br /> Light olive brown(2 5Y 5l3), moist, weak subangular blocky, <br /> low plasticity,micaceous, sandy,60% fines,40% very fine sand <br /> Silty Sand(SM) <br /> 15 <br /> Q MW-4-16 Dark brown(7 5YR 313), moist, weak subangular blocky, <br /> ,. <br /> m _ micaceous, 80% very fine sand, 20% fines <br /> @ 16 5' As Above-90% fine to coarse sand <br /> C <br /> 20 Silt(ML) <br /> p MW-4-20 5 Dark grayish brown(2 5Y 4/2),damp, weak subangular blocky, <br /> low plasticity, sandy, 60% fines, 40% very fine sand <br /> 25 — <br /> o MW-4-26 Clay (CL) <br /> Dark brown(10YR 313),damp, weak subangular blocky, low to <br /> moderate plactisity, silty, 60%fines,40% very fine sand <br /> 30 _ page 1 of 2 <br /> WELL Borehole Diameter 8 inches A �D 7]BRIT <br /> Shell Service Station Logged by 7 Gaarder 1-1iV <br /> MW-46131 Pacific Avenue Driller Gregg 97374 <br /> Stockton, California Date Started 16-Sep-97 <br /> Date Completed 16-Sep-97 <br />