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Advanced BORING LOG <br /> GeoEnvironmental, Inc._ BOREHOLE NO MW-5 <br /> r� 837 Shaw Road, Stockton, CA 95215 TOTAL DEPTH 76' <br /> (209)467-1006 FAX (209)457-1118 <br /> Project NATIONAL FREIGHT Date(s) Drilled 14 and 15 February 2002 <br />' Project No AGE-NC-98-0497 Page 3 of 3 <br /> Depth Sample Blows PID Soil I USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Solf Description Completion Description <br /> I <br /> ML CLAYEY SILT,LOW plasnctty,moderate #3 sand from 54'to 76' <br /> toughness,light yellowish brown saturated,very stiff bsg <br /> to hard,70%recovery <br /> -65— MW5-65 12/14/20 0 <br /> Screened interval from <br /> 56to 76'bsg <br /> SM/ML SILTY SANDISANDY SILT,approximately <br /> ' equal percentages fine sand and fines,moderate <br /> yellowish brown,saturated,dense,70%recovery <br /> -70 MW5-70 11/19/26 0 <br /> SP POORLY GRADED SAND,fine sand,trace of <br /> fines,saturated,dense to very dense,10%recovery <br /> Cap at 76' <br /> -75 MW5-75 12/14l39 0 <br /> -80 <br /> 1 <br /> 1 <br />