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Project Flag City Chevron Project No AGE-NC-96-0232 BORING NO <br /> Site Address 6421 Capital Avenue Total Depth 55 ft MW_5 <br /> Lodi, California Date 29 June 1998 <br /> Drilling Co Central Valley Drilling Logged by T Cuellar Page 2 of 2 <br /> Drill Rig Type B-53 Mobile Drill Rig Reviewed by N Henderson <br /> �4'e �o Lithologic Descnption <br /> MW5-45 00 15-17-18 SW ° Mottled,gray and brown,dense, fine to coarse SAND About 50% <br /> coarse sand, about 30%medium sand, about 20%fine sand No <br /> – HC odor <br /> 50— W5-50 00 18-21-23 ML Pale brown,moist, fine sandy,clayey hard SILT About 90%non- <br /> plastic fines,about 10%fine sand No HC odor <br /> W5-55 00 30-50 ML , Same as above <br /> Notes, <br /> — <br /> Baring MW-5 terminated at a total depth of 55 feet below surface <br /> grade(bsg) MW-5 completed as a ground water monitoring well <br /> 60— utilizing two-inch diameter PVC casing Saturated soil encountered <br /> – at approximately 17 feet bsg <br /> AS-BUILT CONSTRUCTION DETALLS LWW <br /> fScreen Interval 5 to 25 feet bsg <br /> Blank Interval 0 5 to 5 feet bsg <br /> Sand Interval 3 to 25 feet bsg <br /> – <br /> Bentonite Plug 2 to 3 feet bsg <br /> Grout Interval I to 2 feet bsg <br /> 70— <br /> I <br /> 80— <br /> Advanced , <br /> GeoEnvironmental, Inc. <br /> L 1AMIPR0160RING'1 LA Cf-110232M SAM 08!26198 @ 12 57 PM <br />