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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO.: MW-1 <br /> f 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 78' <br /> Project: NATIONAL FREIGHT Drilling Co.: West Hazmat <br /> Site Location: 2850 Loomis Road Rig/Auger Type: CME 75 - 8" HSA <br /> Stockton, California Logged By: Paul Dotson <br /> Reviewed By: N. Henderson <br /> Project No.: AGE-NC-98-0497 Dat (s) Drilled: 15 August 2000 <br /> Notes: Total depth of boring 78 feet bsg.Boring �:z Water level during drilling Page 1 of 2 <br /> completed as 2-inch diameter ground water monitoring well. ► Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br /> Depth ID !ft. (ppm) Symbol Soil Description <br /> 0 — <br /> SM: SILTY SAND,fin sand,approximately 30%fines,brown,dry,very dense,no <br /> petroleum hydrocarbon(HQ odor. <br /> -5 MWI-5 25/26/30 --- <br /> SM: SILTY SAND,fin c sand,approximately 30%fines,contains approximately 5% <br /> white and black organ ii material,brown,dry,very dense,no HC odor. <br /> -10 MWI-10 23/32/40 19 <br /> SM: SILTY SAND,wi h approximately 15%fines,fine sand,brown,damp,medium <br /> dense to dense,no HC Ddor. <br /> -15 MWI-15 10/14/20 -- - " <br /> SM: SILTY SAND,fir e sand,approximately 40%fines,brown,very dense,no HC odor. <br /> .......... <br /> -20— <br /> MWI-20 28/36/36 -- <br /> SM: SILTY SAND,fire sand,approximately 30%fines,brown,damp,dense to very <br /> = dense,40%recovery,r o HC odor. <br /> -25 MWI-25 15/34/40 --- <br /> ML: SANDY SILT,a proximately 30%fine sand,brown,damp,very stiff to hard,no <br /> HC odor. <br /> - <br /> 30— MW 1-30 9/14/20 <br /> SM: SILTY SAND,fine sand,approximately 40%fines,brown,damp,dense to very <br /> I — dense. <br />€ -35 :.:.... <br /> MWI-35 18/31/39 --- ____ <br />