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' Drilling Log <br /> ❑❑® GROUNDWATER Soil Boring SB-3 <br /> ❑❑❑ TECHNOLOGY <br /> Project Chevron-W Benjamin Holt, Stockton Owner Chevron USA Products Coe2any See Site Map <br /> For Boring L oca tion <br /> ' Location 2905 W Benjamin Holt Dr, Stockton, CA Prot No 02070 0017 <br /> Surface Elev Total Hole Depth 18 5 ft Diameter 6'n COMMENTS <br /> Top of Casing Mater Level Initial Static <br /> Screen Dia Length Type/Size -20 from apex of planter in front <br /> entrance <br /> Casing Dia length Type <br /> Fill Material Neat Cement Rig/core CME-75/Sght Spoon <br /> Drill Co SFS Inc Method Hollow Stem Auger/PID <br /> Driller Mrke Quffy — Log By Jason Fedota Date 06/20/94 Permit 0 <br /> Checked By Ed Stmoms License No R6#4422 <br /> Description <br /> ,. C)E ai o c <br /> mv— a n E 3 U -1 to (Color. Texture, Structure) <br /> om o N Trace < 10%. Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> _2 <br /> 0 Asphalt over base course <br /> Gray clayey sandy SILT (20,35,45) (damp, soft, moderate hydrocarbon <br /> ' 2 odor) <br /> 4 <br /> 7 SB-3 4 <br /> B _5 5 ML <br /> 8 <br /> 1 <br /> 10 5 SB-3 4 <br /> -10 12 Light gray medium to coarse SAND (subrounded, poorly sorted, dry medium <br /> hydrocaron odor) <br /> 12 5H <br /> ' 14 Dark gray to orange mottled silty CLAY (40,50) (most, moderate <br /> 150 58-3 4 hydrocarbon odor) <br /> �s -15 <br /> CL <br /> 17 SB-3 4 Dark brown and gray mottled sandy ditty CLAY (20 30,50) (most slight <br /> 1a -17 5 hydrocarbon odor) <br /> End of boring Backfilled with neat cement <br /> 20 <br /> ' 22 <br /> 24 <br /> ' 07/21/1994 htNog-marg3 Page 1 of 1 <br />