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Advanced N-60RING LOG <br /> GeoEnvironmental Inc. <br /> � BOREHOLE NO.: OW-8 <br /> x:71 837 Shaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX: (209)467-1118 TOTAL DEPTH: 6 Feet <br /> Project: FORMER CURTIS PONTIAC-BUICK Drilling Co.: All Well Abandonment <br /> Site Location: 2450 Toste Road Rig/Auger Type: CME-75 LAR/8-inch dia. hollow stem <br /> Tracy, California Logged By: B. Millman <br /> Reviewed By: W. Little <br /> Project No.: AGE-NC-96-0254 Date(s) Drilled: 27 January 2011 <br /> Notes: Boring for well OW-8 completed as = Water Level Before Drilling Page 1 of 1 <br /> 1-inch ozone sparging well. m Water Level After Drilling <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 <br /> FL:road base <br /> 5 1 <br /> Cement grout seal <br /> CL:black,SILTY CLAY,hydrocarbon(HC)odor <br /> from 0.5 to 7'bsg. <br /> q1 <br /> r A <br /> Bentonite seal from 7' <br /> to 11' bsg. <br /> _10— <br /> #2116 sand from 11'to <br /> 16 bsg. <br /> CL:brown,hard,saturated,SANDY CLAY,no HC <br /> 21,35, - odor <br /> 50(5" <br /> 50 Micron Diffuser <br /> Screen from 13'to 15' <br /> -15 bsg. <br /> nn <br />