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Advanced �"CORING LOG
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<br /> �= GeoEnvironmental Inc.
<br /> � .. BOREHOLE NO.MW-1
<br /> ,, , ..
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209) 467-1006 FAX. (209)467-1118 TOTAL DEPTH: 70 feet
<br /> Project: ARROYO SMOG Drilling Co.: Cascade Drilling
<br /> Site Location: 3012 EAST WATERLOO ROAD Rig/Auger Type: CME 95/ 8-inch hollow stem augers
<br /> STOCKTON. CALIFORNIA Logged By: Arthur Deicke
<br /> Reviewed By: Calvin Lee
<br /> Project No.: AGE-NC-04-1168 Date(s) Drilled: 20 JULY 2005
<br /> Notes: sz Water level during drilling Page 1 of 2
<br /> : Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br /> ID {per 6") (ppm) Symbol Soil Description Completion Description
<br /> 0-
<br /> -5 —
<br /> –5 ML:Orange-Brown to Dark-Brown,dry,CLAYEY
<br /> MW 1-5 14/16/24 0 SILT;slight plasticity,low toughness,low to moderate
<br /> consistency,no hydrocarbon(HC)odor.
<br /> –10 ML:Orange-Brown,dry,CLAYEY SILT;low
<br /> MW 1-10 12/12/16 0 plasticity,low toughness,low consistency,no HC odor.
<br /> –15 ML:Orange-Brown to Dark-Browm,dry,CLAYEY
<br /> MWI-IS 1!/15115 0 SILT;moderate plasticity,moderate toughness,
<br /> moderate consistency,no HC odor.
<br /> –20 CL:Orange-Brown,dry,SILTY CLAY;moderate
<br /> MW 1-20 14/14/11 0 plasticity,low toughness,low to moderate consistency,
<br /> no HC odor.
<br /> –25 CL:Orange-Brown,dry,SILTY CLAY;moderate
<br /> plasticity,low toughness,low to moderate consistency, Cement grout seal from
<br /> MW 1-25 12/13/17 0 no HC odor. 5'to 45'bsg.
<br /> –30 CL:Orange-Brown,dry,SILTY CLAY;moderate
<br /> MW I-30 14/15/17 8 plasticity,low toughness,low to moderate consistency,
<br /> slight HC odor,
<br /> –35 ML:Orange-Brown,dry,SANDY SILT;well-graded
<br /> (<10%),slight plasticity,slight toughness,slight
<br /> MW1-35 13/17/17 25 consistency,slight HC odor.
<br /> -40 ML:Orange-Brown,dry,SANDY SILT;well-graded
<br /> (<10%),slight plasticity,slight toughness,slight
<br /> MW 1-40 12/12/16 7 consistency,slight HC odor.
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