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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-3/PES-3 <br /> Depth Blow Counts Recovery PID Soil Characterization <br /> (feet) 0-6" 6-12" 12-18" 18-24" (inches) (ppmv) <br /> _5"asphalt paving. <br /> NR Dark gray,concreted silt and tan, - T; <br /> I�.4-1.9 1 1 12 1 1 14 1.2 medium-to very fine-grained sand, <br /> 0.4 trace fine-grained gravel. <br /> li'Tr! <br /> 0.3 <br /> Brown,medium-to fine-grained sand .> <br /> 5.0-6.5 6 6 S 17 0'5 (trace gravel to 5.5 feet). <br /> 0.6 <br /> _'�''.• Vii:{� <br /> 0.0 Brown,medium-grained sand , <br /> 5. -10.0 7 8 18 0.6 (saturated)to 9.5 feet; then grayish- 0 <br /> 0.7 brown medium-to fine-grained sand. <br /> ; ; <br /> 0.9 <br /> Grayish-brown,medium-to fine- <br /> 15-16.5 8 1 I I? 15 1.0 grained sand(saturated). <br /> 11 a <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: 14.66 feet <br /> silt=<0.074 mm little= 10-20%;gravel=2.0-76.0 mm Depth to Groundwater:8.93 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% Bentonite Seal:3-4 feet <br /> Sand Pack Interval:4-15 feet <br /> Screened Interval:5.5-14.5 feet <br />