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Paragon Environmental Services, Inc. <br /> Boring Log/Well Construction Diagram <br /> Log Sheet:I of 1 <br /> Date: July 31, 2000 Project Name: The Landing <br /> Location: Hammer Lane, Stockton CA Driller: Spectrum Exploration Inc. <br /> Paragon Personnel:Ben Gould Boring/Well Designation: P-2/PES-2 <br /> Depth Blow Counts Recovery PID Soil Characterization <br /> (feet) 0-6" 6-12" 12-18" 18-24" (inches) (ppmv) <br /> _4"asphalt paving. <br /> NR Dark gray,plastic silt,some rock <br /> 01-1.8 1 1 13 10 13 0.3 fragments,little brown fine-grained Q- <br /> 0.0 sand. _ <br /> x.} <br /> NR <br /> 0.0 Brown,fine-to very fine-grained sand. <br /> 7 70.0 some silt. r <br /> r t <br /> 0.0 Grayish-brown,medium-grained sand — ^ <br /> (satureated)to 10 feet; then olive- <br /> H_1 <br /> live-(I-I 1 14 1 0.0brown silt and medium-to fine-grained %y <br /> 0.0 brown sand. r" ° <br /> S Iy <br /> x - srs <br /> 0 2 Grayish-brown,medium-to very fine- <br /> 15.0-15.5 Push <1 grained sand(saturated). <br /> Soil Characterization Terminology Monitoring,Well Construction c� <br /> Clay=<0.074 mm trace=0-10%;course sand=0.59-2.0 mm Depth of Well: 14.41 feet k <br /> silt=<0.074 mm little= 10-20%x;gravel=2.0-76.0 mm Depth to Groundwater:8.83 feet <br /> line sand=0.074-0.25 mm some=20-35%;cobbles=>76.0 mm Grouted Interval:0-2.5 feet <br /> medium sand=0.25-0.59 mm and=30-50% Bentonite Seal:2.5-3.5 feet <br /> Sand Pack Interval:3.5-14.5 IM <br /> Screened Interval:4.5-14 fret <br />