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DO® GROUNDWATER Drilling Log Soil Boring SB-3 <br /> ❑❑❑ TECHNOLOGY <br /> • Project Chevron-W Benjamin Holt, Stockton _ Owner Chevron USA Products Company See Site Map <br /> 2905 W Benlamrn Holt Dr, Stockton, CA - -22,0,7,0-0,0.1— For Boring Location <br /> Location Prof,Na <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 apex at planter rn front <br /> entrance <br /> Casing Dia Length Type <br /> Fill Material Neat Cement Rig/Core CME-75/Spirt S000n <br /> Drill Co. SES Inc Method Hollow Stem AuoerIPID <br /> Driller hfrke Duffy Log By ,lawn Fedota Date 06/20/94 Permit # <br /> Checked By Ed Smonrs License No RG#4422 <br /> 1, T 4i <br /> r-- _ Description <br /> .. OE d o 'o rot U <br /> m- d a a u ID w (Color, Texture, Structure) <br /> 0 E o u f9 <br /> N m K 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 SB-3 4 <br /> 6 -5 5 ML <br /> 6 <br /> 10 5 55-3 4 <br /> -10 8 <br /> 12 Light gray medium to coarse SAND (subrounded, poorly sorted, dry medium <br /> 12hydrocaron odor) <br /> SK <br /> 14 Dark gray to orange mottled silty CLAY (40,60) (moist, moderate <br /> 150 Sj3-3 4 hydrocarbon odor) <br /> �6 -15 5 <br /> 9 Ct - - - --- - - <br /> 17 S8-3 4 Dark brown and gray mottled sandy dilty CLAY (20,30,50) (moist slight <br /> 18 -17 6 hydrocarbon odor) <br /> 7 <br /> End of boring Backfilled rwh neat cement <br /> 20 <br /> • <br /> 22 - <br /> - 24 - <br /> 07121/t994 <br /> 07r2Vt994 iitNog-m&93 Page 1 of I <br />