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-4, <br /> SOIL BORING LOG Boring No.MW-15 Sheet: I of 2 <br /> Client Palisades Gas and Wash 835 Date October 5,2007 <br /> Address .2706 Country Club Boulevard Drilling Co. Resonant Sonic International rig type:Geoprobe 6020 combo rig <br /> Stockton,CA Driller Marcos Rodriguez <br /> Project No. 2007-0835-01 Method Hollow Stem Auger Hole Diameter:8 Inches <br /> Logged By: Collin Fischer Sampler: Direct push continuous core <br /> Well Pack sand: 20 ft. to 4 ft. Well Construction Casing Material: Schedule 40 PVC Screen Interval:20 ft. to 5 ft. <br /> bent.: 4 ft.to 2 ft. Casing Diameter:2 in. Screen Slot Size:0.020-in. <br /> grout: 2 ft. To 0 ft. Depth to GW. first encountered =10 feet bgs-- Ttetil <br /> Sample S <br /> Blow -SaInPle won DOW 1.1thologic PID <br /> Typel No. Count Time lReem. Davits Scale column Descriptions of Materials and Conditions (PPM) <br /> —------—-----— <br /> —2 ------- <br /> 0.1 <br /> 3 <br /> —4 ...... <br /> 6 <br /> ——-------- ---------- —--—-——----—-------------- <br /> CL El—aYTELC1 low plasticity,—10-0%clay <br /> 7 <br /> S MW-15 8' 0840 100 <br /> ----------- 0 <br /> 9 <br /> SM Silty sand,SM,(11 OYR 4/6),dark yellowish brown,wet(saturated) <br /> 10 medium rained,60% <br /> !and,40%silt ------------—-----—--— <br /> S MW-1 5 12' 0845 100 Silty clay,CL,(10YR 4/4),dark Yellowish brown,moist,low plasticity <br /> 12 caliche mottling,80%clay,20%silt <br /> 5.9 <br /> 13 <br /> 14 <br /> CL <br /> 15 <br /> 17 <br /> S MW-15 19, 0850 100 Z; 19 Same as above10.4 <br /> ——-----—------- <br /> 20 <br /> Recovery Comments: <br /> Sample <br /> ENVIRONMENTAL, INC. <br /> Boring log MW-15 100907 <br />