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Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO MW-S <br /> 837 Straw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX (209)467-1118 TOTAL DEPTH 35 Feet <br /> Project Bob's Muffler Shop Drilling Co West Haz-Mat Drilling Corp <br /> Site Location 466 Moffat Boulevard Rig/Auger Type LAR/8"Dia Hollow Stem Augers <br /> Manteca, California Logged By C F Lee <br /> Reviewed By B W Millman <br /> IProject No AGE-NC-98-0520 Date(s) Drilled 10/31/01 <br /> Notes s Water level during drilling Page 1 of 2 <br /> Iw Water level in completed well <br /> Depth SamDple Blows PID Soil USCS Class and Well Well <br /> (per 6") (ppm) Symbol Soil Description Completion Description <br /> I ° <br /> Well cover/cnsty box <br /> I -5 MW-8-5' 10/12/18 0 — Cement out seal from <br /> _ _ SM Orange brown,dry to slightly damp, gr <br /> unconsolidated fine sand with silt(<20%) No 0 5 to 11'bsg <br /> hydrocarbon(HC)odor <br /> I -�0 MW-8-10' 13/15/19 0 <br /> SP Brownish green,moist,unconsolidated tine sand <br /> SP Brownish green,moist,unconsolidated medium Bent ite seal from 11 <br /> sand No HC odor to g <br /> -15 MW-8-15' 16/19/21 0 <br /> CL Olive green,moist clay No HC odor <br /> SP Yellowish green,moist,medium sand with black <br /> organic streaks No HC odor <br /> -20 CL Brownish green,moist clay No HC odor <br /> MW-8-20' 14117144 38 #3 sand from 13 to 35' <br /> Q bsg <br /> _2 5 — CL Grayish green or olive green,moist stiff silty clay, <br /> MW-8-25' 15/17/19 moderate to high toughness and medium to high Screen interval from 15 <br /> plasticity Moderate HC odor to 35'bsg,0 020-inch <br /> I slots <br /> - <br /> 30— <br /> MW-8-30' 7/12/12 0 <br /> --- No recovery <br /> -3 MW-8-35' 17!27/37 0 End cap at 35' <br /> ML Olive gray,moist,silt with clay(20%)and micas <br /> (5%),moderate to high toughness and low to medium <br /> Iplasticity SIight HC odor <br />