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Project Strong Property Project No.: <br /> BORING NO.. <br /> Site Address: 5157 West Business Loop 205 Total Depth: 25 ft. MW-2 <br /> Tracy, California Date: 09 July 1998 <br /> IDrilling Co.: Soils Exploration Services Logged by: T. Cuellar Page 1 of 1 <br /> Drill Rig Type: B-60 Mobile Drill Rig Reviewed by: N. Henderson <br /> LrthologIc Descr�phon <br /> C� <br /> Pale brown,clamp, stiff to very stiff, fine sandy SILT. <br /> — MW2-5 0.0 5-6-9 ML About 90%fines;about 10%fine sand. <br /> No petroleum hydrocarbon (HC)odor. <br /> • '•I • • Dark gray and green,moist,medium dense, silty fine SAND. <br /> ]0-- MW2-10 48 7-10-14 SM • .I . About 60%fine sand;about 40%fines. Faint HC odor. <br /> ' Dark green and gray, very moist,firm to stiff,silty,plastic CLAY. <br /> MW2-15 145 j 2-4-8 CL No visible sand. Intense HC odor. <br /> Pale brown,very moist, stiff, silty CLAY.No HC odor. <br /> 20— MW2-20 0 4-7-8 CL No visible sand. <br /> — Pale brown,damp, stiff to very stiff,silty,plastic CLAY.No <br /> MW2-25 0 6-9-11 CL Lvisible sand.No HC odor. <br /> Notes: <br /> — Boring MW-2 terminated at a total depth of 25 feet below surface <br /> grade(bsg). MW-2 completed as a ground water monitoring <br /> 30--- well utilizing two-inch diameter PVC casing. Saturated soil <br /> — encountered between 15 and 20 feet bsg. <br />' — ,4S-BUILT CONSTRUCTION DETAILS, M—W-2 <br /> Screen Interval : 5 to 25 feet bsg <br /> — <br /> Blank Interval : 0.5 to 5 feet bsg <br /> Sand Interval : 3.5 to 25 feet bsg <br /> 40— Bentonite Plug :2 to 3.5 feet bsg <br /> Grout Seal : I to 2 feet bsg <br /> Advanced TOY <br /> GeoEnviron mental, Inc. <br /> L:WMiPR SBORING-11STRONG1044pMN2.SAM 04115198 1:52 PM <br />