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' TNF <br /> TWINING LOG OF SOIL BORING <br /> LABORATORIES INC. BORING MW9 <br /> Pro[ect: Van Buskirk Park Golf Course Protect Humber: 394--0074-01 <br /> Location: 1740 Huston Avenue, Stockton, California Date 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—stern auger <br /> Depth to Groundwater: 14 feet Elevation: 7.76 feet <br /> DEPTH SOIL SYMBOLS Blows er <br /> (feet) SAMPLER SYMBOLS USCS Soii Description Paatp Remarks <br /> AND FIELD TEST DATA <br /> 0 ............ . <br /> SM SAND, Silty; 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 <br /> 19/6 1005 Oppm <br /> 13/6 28 <br /> 15/6 <br /> . . . . ............ ................................... ................. <br /> ' ML SILT, Sandy; yellowish—brown <br /> {10YR, 5/4); 50-60% fines, 40— <br /> fine—grained sand, firm, <br /> 10 3/6 moist, no petroleum 1015 Oppm <br /> 3/6 hydrocarbon odors g <br /> 15/6 <br /> 15 2/6 <br /> ...... ...___............. - --.-----.---.............. 1025 Oppm <br /> 4/6 CL CLAY, Silty; brown (10YR, 5/3) 9 <br /> 15/6 95% Fines, trace-5% fine— <br /> grained sand; stiff, wet, <br /> clay moderately to highly <br /> pplastic, no petroleum <br /> f�ydrocarbon odors or sheen <br /> 20 316 1035 Oppm <br /> 2/6 6 <br /> 14/6 <br /> 25 <br /> t <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: Maintenance Yard — East of tank pit <br />