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' THE <br /> TWINING LOG OF SOIL BORING <br /> LABORATORIES, INC. BORING MW2 <br /> Project: Van Buskirk Park Golf Course Project Humber: 394-0074-01 <br /> r <br /> Location: 1740 Huston Avenue, Stockton, California Dare Started: 6- 1 --94 <br /> Logged By: K. Clutter Date Completed: 6-1 -94 <br /> Drilled By: J. Rodriguez Drill Type: CME-75 4.25" <br /> Auger Type: Hollow—stem auger <br /> Depth to Groundwater: 14 feet Elevation: 7.49 feet <br /> SOIL SYM30LS <br /> (feet)SAMPLER SYMBOLS USCS Soil Description el°fno Per Remgr�s <br /> AND FIELD TEST DATA <br /> 0 .. 'A'ND"' <br /> -- ' - .. .. -..... ... <br /> 5M SAND- , Sflty; light <br /> brownish—gray (10YR, 6`2); 60— <br /> 70% fine—grained sand, 30-40% <br /> fines; medium dense, damp, no <br /> Petroleum hydrocarbon odors <br /> 5 7/6 1340 Oppm <br /> ' 9/6 20 <br /> 11/6 <br /> CL CLAY, Silty; brown (10YR, 5/3) <br /> 90-95% fines, 5-100% fine-- <br /> grained sand; firm, moist, <br /> 10 3/6 clay moderately to highly 1350 Oppm <br /> 3/6 plastic, white mottling, 7 <br /> 4/6 black organic matter, no <br /> petroleum hydrocarbon odors <br /> ....... ..................................................... <br /> SM—SC SAND, Silty/Clayey; 50-60% <br /> fine—grained sand, 40-50% <br /> fines; loose, wet, clay <br /> 15 1/6 moderately plastic, no 1355 Oppm <br /> 1/6 petroleum sheen or 2 <br /> 1/6 petroleum hydrocarbon odors <br /> 20 <br /> 25 <br /> 30 <br /> Borehole terminated at 30 <br /> feet below site grade. Boring <br /> completed as 2—inch diameter <br /> monitoring well. <br /> Notes; Location: Maintance Yard — Northwest of tank pa t <br /> 1 <br />