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Advanced BORING LOG <br /> _ GeoEnvironmental, Inc. BOREHOLE NO MW-12 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> 4 7-1006 FAX 209 467-1118 TOTAL DEPTH 40' <br /> (209) s ( ) <br />' Prolect Sierra Lumber Manufacturers (Case #2) Drilling Co Cascade Drilling, Inc <br /> Site Location 375 West Hazelton Avenue Rig/Auger Type CME-75HT <br />' Stockton, California Logged By Jo'l Chapman <br /> Reviewed By Bill Little <br /> Project No AGE-NC-04-1239 Date(s) Drilled 30 January 2005 <br />' Notes NM Not Measured a Water level during drilling page 1 of 2 <br /> = Water level in completed well <br /> 1 Sample Blows PID Soil USCS Class and Well Well <br /> Depth ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover Cristy box <br />' -5 Neat cement from 0 5'to <br /> MW 12 6 81919 NM CH Dark brown and black,CLAY,moist,high 11'bsg <br /> plasticity,high consistency,high toughness,no <br />' hydrocarbon(HC)odor <br /> ML Brown,SANDY SILT moist to very moist,sand <br /> is fine-grained and poorly graded,no HC odor <br /> MW 12 10 9/9/10 NM CL Light brown,SILTY CLAY,slightly moist, <br /> -10 moderate plasticity,high consistency high toughness, <br /> no HC odor Bentonite chip seal from <br /> 11'to 13'bsg <br /> MW 12-15 10/1011 1 NM ML Light brown,CLAYEY SILT,moist,low <br /> ' -15 plasticity,moderate consistency,low toughness,no <br /> HC odor <br /> ' ML Brown,SANDY SILT,very moist to saturated, <br /> MW Y2 20 9110110 NM sand is fine-grained and poorly graded,no HC odor <br /> ' 2"Diameter Schedule <br /> 40 PVC with 0 020" <br /> slotted screen <br /> MW 12-25 11/11/12 NM ML Brown SANDY SILT,very moist to saturated, <br /> _2S sand is fine-grained and poorly graded,no HC odor <br /> 43 Lonestar sand filter <br /> pack from 13'to 39'bsg <br /> ' <br /> 3 01 MW 12-30 919110 NM SP Gray-green,SAND,saturated,very fine-grained, <br /> - poorly graded,no HC odor <br />