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A <br /> K <br /> 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 Dnll Mg Reviewed by N Henderson <br /> 4 �,�� �•4�� ����a`c� o�� c�G�1 � �Q�� ao Lithologic Descnption <br /> `a 4 L4 G L G <br /> ° <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 /> Boring 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-BUILTCONSTRUCTIONDETAILS, MW-� <br /> Screen Interval 5 to 25 feet bsg <br /> Blank Interval 0 5 to 5 feet bsg <br /> Sand Interval 3 to 25 feet bsg <br /> Bentonite Plug 2 to 3 feet bsg <br /> Grout Interval 1 to 2 feet bsg <br /> 70- <br /> 80— <br /> Advanced <br /> GeoEnvironmental, Inc. <br /> L"IPROIBORIN[,-IXFLAGCi-110232MW5 SAM DW6Me Q 12 57 PM <br />