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ROY F. WESTON, INC. <br /> BORING LOGS <br /> Soil Boring No.: SB-1 Dates of Drilling: 5/12/99 Geologist: S. Lookingbill <br /> Location: SE corner of property, Proposed Drilled Depth: 16 feet Supervisor: B. Clarke, RG#6627 <br /> Home Depot Site,Tracy, CA <br /> Client: Home Depot <br /> Project No.: 11526-033-003-0001 <br /> Equipment: Direct Push Rig Contractor: Precision Sampling,Inc. <br /> Drill Rig: XD-3 Driller: Ken Perez <br /> Sampling: 2"Macrocore Barrel Helpers: Michael Flylk <br /> DEPTH BLOW DESCRIPTION OF LITHOLOGY COMMENTS <br /> (feet) COUNTS <br /> 0-2.4 NA ML—Dark brown (10YR3/3) CLAYEY SILT, slightly moist,very stiff, Recovery: NM <br /> no odor. <br /> 2.4-6.5 NA ML—Yellowish brown(10YR5/4) CLAYEY SILT,trace fine sand, Recovery: NM <br /> moderately plastic,slightly moist,stiff, no odor. <br /> 6.5-14 NA ML—Yellowish brown 0OYR5/4) SILT,trace to little fine sand, Recovery: NM <br /> moderately plastic, moist,stiff,no odor. <br /> 14-16 NA ML—Yellowish brown(10YR5/4) FINE SANDY SILT, wet, no odor.. Recovery: NM <br /> END OF SB-1 AT 16 FEET <br /> NOTES: 1. No evident fill observed. <br /> 2. Groundwater encountered approximately 14 feet bgs. <br /> 3. NM = Not measured. <br /> 4. Backfilled with bentonite/neat cement grout upon completion. <br />