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Drilling Log <br /> ti ,�❑® GROUNDWATER Soil Boring SB-3 <br /> ❑❑ TECHNOLOGY <br /> Proiect Chevron-W Senramrn Holt, Stockton Owner Chevron USA Products Company__ See Site Map <br /> Location 2905 W Benjamin Holt Dr, Stockton, CAProt No 02070 0017 For Boring Location <br /> Surface Elev Total Hole Depth 18 5 ft Diameter 6'n COMMENTS <br /> Top of Casing Water Level Initial Static <br /> Screen Dia Length Type/Size -20 from aoex of planter in front <br /> entrance <br /> Casing Dia Length Type <br /> Fill Material Neat Cement Rig/Core CME-75/Solit Spoon <br /> Drill Co SES, Inc Method Hollow Stem Aucer/PID <br /> Driller Mike Duffy _ Log By Jason Fedota Date 06120194 Permit # <br /> Checked By Ed S+monrs License No RG#4422 <br /> CL= C) a U u ao Description <br /> �-- a QE x u '�� N (Color, Texture, Structure) <br /> m ° ¢ U) Trace < 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br /> _2 <br /> Asphalt over base course <br /> 0 0 <br /> Gray clayey sandy SILT (20,35,45) (damp, soft, moderate hydrocarbon <br /> 2 odor) <br /> . 4 <br /> 7 58-3 4 <br /> 6 -5 5 ML <br /> 6 <br /> 8 <br /> 10 5 513-3 d <br /> -Ie 12 Light gray medium to coarse SAND (subrounded, poorly sorted dry medium <br /> 12 hydrocaron odor) <br /> 5w <br /> 14 Dark gray to orange mottled silty CLAY (40,50) (moist, moderate <br /> 150 58-3 4 hydrocarbon odor) <br /> 16 -Is s �/'/ <br /> 9 CL <br /> 17 58-3 4 Dark brown and gray mottled sandy ditty CLAY (20,30,50) (most slight <br /> 18 -17 6 hydrocarbon odor) <br /> 7 <br /> End of boring Backfilled with neat cement <br /> 20 <br /> 22 - <br /> - 24 - <br /> 07121/1994 <br /> 07/21/1994 hthrog-marO Page I of I <br />