Laserfiche WebLink
Drilling Log <br /> ❑D❑❑® GROUNDWATER Soil Boring SB-4 <br /> TECHNOLOGY <br /> Project Chevron-W Ben1amrn Holt, Stockton Owner Chevron USA Products Company See Site Map <br /> Location 2905 W Benjamin Holt.Dr, Stockton, CA Prol No 020700017 <br /> 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 a from phones at the car wash <br /> Casing Dia Length Type <br /> EIII Material Neat Cement Rig/Core CME-75/S ht S oon <br /> Drill Co SES, Inc Method Hollow Stem Auger/PID <br /> Driller Mike Duffy Log By Jason Fedota Date 06/20/94 Permit # <br /> Checked By Ed Smonis License No RG#4422 <br /> r <br /> �.-. 0 <br /> r o �, p �, Description <br /> a� �.a ° L U <br /> d <br /> 0�- a d E xu 2-J 0 (Color, Texture, Structure) <br /> m ° ¢ tc <br /> In m n Trace < 10%, Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> x � <br /> _2 <br /> Asphalt over base course <br /> Brown to gray mottled silty sandy CLAY (25,25,50) (dry, no hydrocarbon <br /> 2 odor) <br /> 4 C1_ <br /> 7 SB-4 5 <br /> 6 —5 s <br /> s (saturated cuttings) <br /> 8 Light gray medium to coarse SAND (--90% qtz, moderately sorted, <br /> subrounded, dry, loose, no hydrocarbon odor) <br /> 10 22 5B-4 s <br /> -10 7 <br /> 12 SW <br /> 14 <br /> 30 S13-4 a (grades moist, hydrocarbon odor) <br /> 16 -15 12 <br /> 13 <br /> 48 58-4 2 Brown and gray clayey silty fine SAND (20,30,50) (very moist, <br /> 18 -17 2 SM hydrocarbon odor) <br /> 3 <br /> End of boring Backfilled with neat cement <br /> - 20 - <br /> - 22 - <br /> L2424 <br /> _j <br /> 07/21/1994 lithlog-mar93 Page l of l <br />