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Project Curtiss Project No AGE-NC-96-0254 BORING NO.• <br /> Site Address 2450 Toste Road Total Depth 15 Feet MW-4 <br /> Stockton, California Date 19 November 1999 <br /> Oniling Co West HazMat Logged by Little Page 1 of 1 <br /> Rig/Auger Type CME 75 / 8" Hollow Stem Reviewed by Henderson <br /> �v4`eg� 51� O� a�4Ct1��o�oiO��SGG1�y5 aQ��� LithoIogic Description <br /> – Surface soils and peat clay <br /> MW4-5 440 16,14,20 Gray,moist, SILTY SAND, fine sand,hydrocarbon(HQ odor <br /> CL <br /> 10— MW4-10 45 12,14,16 Brawn,most to saturated, SILTY CLAY, HC odor <br /> – SM <br /> MW4-15 Q 3,4,6 Brown, saturated, SILTY SAND, fine sand,no HC odor <br /> Boring terminated at 15 feet <br /> 20— Ground water encountered at 9 feet <br /> _ AS-BUILT CONSTRUCTION DETAILS MW-4 <br /> Screen Interval 5 to 15 feet bsg <br /> Blank Interval 0 to 5 feet bsg <br /> Sand Interval 4 to 15 feet bsg <br /> Bentonite Plug 3 to 4 feet bsg <br /> – <br /> Grout Sea] 0 5 to 3 feet bsg <br /> 30— <br /> I <br /> Advanced <br /> GeoEnvironmental, Inc. <br /> L SAMIPAo160AING-11C1,1RTISSSCURTSMW4 SAM <br />