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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-4/PES-4 <br /> Depth Blow Counts Recovery PID Soil Characterization <br /> (feet) 0-6" 6-12" 12-18" 18-24" (inches) (p mv) <br /> —3" asphalt paving. <br /> 18.6 Dark gray,plastic silt,little gray fine- <br /> (0- rl 7 17 0.0 grained sand(some gravel and brick <br /> 0.0 fragments to 1 foot). <br /> r <br /> 0.0 Brown,fine-to very fine-grained sand <br /> 5.0-6.5 4 0 10 10.0 and silt to 6 feet;then more silt than <br /> �r - <br /> 2.0 sand(moist). - <br /> D <br /> i <br /> 1.6 Brown,medium-to very fine-grained <br /> WH-I >1 19.2 sand and silt(more silt than sand to � <br /> 21.6 10.5 feet),saturated. <br /> 14� <br /> Brown, fine-very fine-grained sand <br /> S-I 6. I ti 1 13 17 (l). 1 Aid silt(saturated). � <br /> Soil Characterization Terminology Monitoring Well Construction <br /> clay=<0.074 mm trace=0-10%r;course sand=0.59-2.0 mm Depth of Well: 15.58 Pecs <br /> silt=<0.074 mm little= 10-20%;gravel=2.0-76.0 mm Depth to Groundwater:9.13 feet <br /> line sand=0.074-0.25 mm some=20-35%;cobbles=>76.0 mm Grouted Interval.•0-4 feet <br /> medium sand=0.25-0.59 mm and=30-50% Bentonite Seal:4-5 feet <br /> Sand Pack Interval:5-15.5 feet <br /> Screened Interval:6-15 feet <br />