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1 <br /> Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> BOREHOLE NO.: B7 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 50 Feet <br /> Project: MBP-MANTECA Drilling Co.: Enviroprobe <br /> Site Location: 983 Moffat Blvd Rig/Auger Type: Geoprobe 540012 inch hollow stun rods <br /> Manteca, California Logged By: W. Little <br /> Project No.: AGE-NC-98-0432 Reviewer! By: N. Henderson <br /> Date(s) Drilled: 12 October 2000 <br /> -Notes: grab ground water sample collected at 50 feet bsg a Water level during drilling page 1 of 1 <br /> - s Water level in completed well <br /> Sample Blows PID Soil USCS Class and <br /> Depth' ID (per 6") (ppm) Symbol Soil Description � <br /> 0 <br /> _5 <br /> 1 i <br /> -10 <br /> -15 <br /> -2Q <br /> ' -25 I <br /> NIL:SILT,with clay,tan-brown,moist, no petroleum hydrocarbon(HC)odor. <br /> ' - <br /> 30— 137-30 0 ——— <br />' -35 B7-35 0 _ SP:POORLY GRADED SAND,fine sand,tan,dry,medium dense,no HC odor. <br /> ML:SILT,with clay,brown,damp to moist,no HC odor. <br />' -40 1370 Q SP:POORLY GRADED SAND, fine to coarse sand,with pebbles,tan,dry to damp, <br /> medium dense,no HC odor. <br />' -45— 137-45 0 SP:POORLY GRADED SAND,fine to coarse sand,with pebbles,tan,dry to damp, <br /> medium dense,no HC odor. <br /> NII,:SILT,with clay,gay,moist,no LIC odor. <br /> -50 <br /> 137-50 0 <br />' NIL: SILT,w�clay,�tan-brow�n,moist, <br />