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~�� Environ ental BORING/MONITORING WELL <br /> Geotechnical DRILLING LOG IDENTIFICATION: SB-4 <br /> Construction PSI PROJECT <br /> Consulting•Engineering Testing NUMBER: 582-51009 <br /> PROJECT: LOGGED BY: DRILLER: <br /> Suburban Propane C.L. Gunther Gregg Drilling <br /> Ted Hogan <br /> SITE LOCATION: BORING LOCATION: DATE BORING <br /> 23901 S. Chrisman Road former UST location COMPLETED: 2/21/96 <br /> Tracy, CA <br /> DRILLING METHOD: SAMPLING METHOD: <br /> Simco California Split Spoon page 1 of 2 <br /> V <br /> angle boring <br /> J Z <br /> CO ~ <br /> Q <br /> W W WLU LL <br /> N U <br /> Z Z O °' N <br /> u X Z W 0 W N < <br /> O = J Z 0 U <br /> IL m <br /> Q <br /> Q IL IL 2 <br /> p m y a Z D DESCRIPTION/REMARKS <br /> 0 <br /> ML clayey silt <br /> 4.3 <1 ppm CL clay with silt, yellow brown, <br /> moist, highly plastic. <br /> clay is balling up; approaching water <br /> u <br /> 8.7 <1 ppm ML Water encountered at 8 ft bgs. <br /> SM clayey silt with 6" sandy silt stringer, <br /> �f yellow brown. <br /> 13 <1 ppm ML silt with sand and clay, yellow brown, <br /> highly cohesive, wet. <br />