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Advanced BORING LOG
<br />' VL _ GeoEnvironmental, Inc.
<br /> � BOREHOLE NO B-2
<br /> 4005 North Wilson Way, Stockton, CA 95205
<br /> �J (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTH 35'
<br /> Project LATHROP GAS &FOOD MART Drilling Co Envtroprobe
<br />' Site Location 14800 South Highway 99 Rig/Auger Type GeoProbe 5400/125
<br /> Manteca,California Logged By Donna Sexton
<br />' Reviewed By Calvin Lee
<br /> Project No AGE-NC-03-1080 Date(s) Drilled 02 August 2004
<br /> Notes g Water level during drilling Page 1 of 1
<br />' = Water level in completed well
<br /> Depth Sample Blows PID Soil USCS Class and Well Well
<br />' ID I ft (ppm) Symbol Soil Description Completion Description
<br /> 0
<br /> i
<br />' —5 B2-5 not — = SM Dark brown,SILTY SAND,fine grained,poorly
<br /> taken graded,moist,no hydrocarbon(HC)odor
<br /> —10 132-10 NT == SM Light brown,SILTY SAND,fine grained,poorly
<br /> _= graded,moist no HC odor
<br /> —15 132-15 NT ML Gray brown,CLAYEY SILT,low plasticity,low
<br /> consistency,low toughness,moist,no HC odor
<br />' —
<br /> 20— B2-20 NT — — ML Orange brown,CLAYEY SILT,low plasticity,
<br /> low consistency,low toughness,moist,no HC odor
<br /> SM Orange brown,SILTY SAND,fine grained,
<br /> poorly graded,no HC odor
<br />'
<br /> —25— B2-25 N.I. CL Dark brown,CLAY with SILT,low plasticity,
<br /> moderate consistency,moderate toughness,no HC
<br /> odor
<br /> —30— 132-30 NT == SM Gray brown,SILTY SAND,fine grained,poorly
<br /> graded,moist,HC odor
<br /> —35 82-35 NT —— SM Orange brown,SILTY SAND,medium grained,
<br /> poorly graded,saturated,no HC odor
<br /> MH Orange brown,SANDY SILT,moderate
<br /> plasticity,low consistency,low toughness,saturated,
<br /> no HC odor
<br /> -90
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