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Paragon Environmental Services, Inc. <br /> Boring Log/Well Construction Diagram <br /> Log Sheet:I of 1 <br /> Date: August 1, 2000 Project Name: The Landing <br /> Location: Hammer Lane, Stockton CA Driller: Spectrum Exploration Inc. <br /> Paragon Personnel: Ben Gould Boring/Well Designation: P-5/PES-5 <br /> Depth Blow Counts Recovery PID Soil Characterization <br /> (feet) 0-6" 6-12" 12-18" 18-24" troches) (ppmv) <br /> _3"asphalt paving. <br /> Brown, medium-grained sand and <br /> medium-fine-grained gravel to 1 foot: <br /> then dark gray,plastic silt with tan, <br /> I) 6 13 1.0 medium-to fine-grained sand <br /> 0.1 inclusions. <br /> 4 <br /> 0.1 Brown,medium-to tine-grained sand. <br /> 5.0-6.5 Push 14 0.1 little silt. <br /> 0.2 <br /> NR Grayish-brown,medium-to fine- <br /> S.�-10.0 1'u;h I I 0.0 <br /> 2.3 grained sand(saturated). <br /> NR Brown,medium-to very fine-grained ' <br /> 15.0-16.5 1'u;11 NR sand,some silt(saturated); hard clay <br /> 0.3 la%er at 16.5 feet. <br /> Soil Characterization Terminology Monitoring Well Construction <br /> clay=<0.074 mm trace=0-10%;course sand=0.59-2.0 mm Depth of Well: 14.93 feet <br /> silt=<0.074 mm little= 10-20%;gravel=2.0-76.0 mm Depth to Groundwater:8.95 feet <br /> Fine sand=0.074-0.25 mm some=20-35%;cobbles=>76.0 mm Grouted Interval:0-3 feet <br /> medium sand=0.25-0.59 mm and=30-50%n Bentonite Seal:3-4 feet <br /> Sand Pack Interval:4-15 feet <br /> Screened Interval:5.5-14.5 feet <br />