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ENVIRONMENTAL COST MANAGEMENT, INC. FIELD BOREHOLE LOG <br /> Managing Cost and Liability <br /> 3525 Hyland Ave, Suite 200• Costa Mesa, CA 92626 BOREHOLE NO.: M-54C <br /> Tel: (714) 662-2759 • Fax: (714) 662-2758 TOTAL DEPTH: 185 Feet <br /> PROJECT INFORMATION DRILLING INFORMATION <br /> PROJECT: Nestle Ripon DRILLING CO.: Boart Longyear <br /> SITE LOCATION:223 5th St. DRILLER: John Gray <br /> JOB NO.: 2-5-1 RIG TYPE: Rotary Sonic <br /> FIELD GEOLOGIST:Joseph Plummer METHOD OF DRILLING: Rotary Sonic <br /> PROJECT MANAGER: Binayak Archaya SAMPLING METHODS: 6" core barrel (continuous core) <br /> DATES DRILLED: 12/7/09-12/9/09 BOREHOLE DIAMETER: 7" <br /> Water Table Encountered During Drilling = Static Water Level Measured From Surface <br /> 0 c <br /> — U) C� <br /> -a o <br /> = c�i J W OJ U) SOIL DESCRIPTION � <br /> g O Comments W L <br /> w > Q ~ _ D <br /> 0 U) J U <br /> Sw Sand stringer 77-78'. <br /> 80 SM Silty sand,brown 7.5 YR 5/3,medium stiff, moist. <br /> Wet at 81'bgs. <br /> Sand,dark yellowish brown 10 YR 4/4,loose,wet, <br /> 85 Sw subrounded fine to medium grained sand. <br /> Sand with trace mica,dark grayish brown 10 YR 4/2, <br /> SP loose,moist,subangular to subrounded poorly graded <br /> 90 fine grained sand <br /> Sand with trace gravel, brown 7.5 YR 5/3, medium <br /> stiff, moist. <br /> 95 : SW <br /> ML Silt with trace sand,brown 7.5 YR 4/2,medium stiff, <br /> 100 moist. <br /> Sitly sand,brown 7.5 YR 4/2,loose,moist, <br /> SM predominantly fine grained poorly graded sand. <br /> 105 <br /> Silty sand,pale brown 10 YR 6/3,medium stiff,moist. <br /> SM <br /> 110 <br /> Silty sand,pale brown 10 YR 6/3,medium stiff,moist, <br /> 115 SM increase in sand content from above. <br /> Page 3 of 5 <br />