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1 Advanced BORING LOG <br /> GeoEnvironmental, Inc. <br /> BOREHOLE NO.: MW-1 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 35 Feet <br /> ' Project: Bob's Muffler Shop Drilling Co.: Mitchell Drilling Environmental Corp. <br /> Site Location: 466 Moffat Boulevard Rig/Auger Type: CME-75HT/8"Dia.Hollow Stem Augers <br /> Manteca, California Logged By: T. Mikacich <br /> Reviewed By: N. Henderson <br /> Project No.: AGE-NC-98-0520 <br /> Date(s) Drilled: 12/09/99 <br /> Notes: Ez Water level during drilling Page 1 of 2 <br /> M Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well I Well <br /> ID /ft. (ppm) Symbol Soil Description Completion Description <br /> 0 <br /> ' Cement grout sea]from <br /> 0.5 to 9'bsg. <br /> ' No sample collected. I <br /> -5 MW-1-51 --- --- <br /> I <br /> I I <br /> SP:-SM:Brown,moist,POORLY GRADED SAND <br /> -10 SILT;fine to medium sand,medium dense,10% <br /> MW-1-10' 6/9114 Q.0 silt fines,no petroleum hydrocarbon(HQ odor. Bentonite seal from 9 to <br /> 12' bsg. <br /> 1 SP:Brown,moist,POORLY GRADED SAND;with <br /> _ 5medium sand,medium dense,10%coarse sand to fine <br /> MW415' 8112113 0.0 gravel,trace silt,no HC odor. #3 sand from 12 to 35' <br /> bsg. <br /> Q = ML:Brown to olive-gray,wet,hard,SILT;with trace <br /> -2 0 == fine sand,micaceous, V layers of medium sand,HC <br /> 1 MW-1-20' 8/15118 18 —— odor. <br /> ML:Gray to olive-green,wet,very stiff,SILT;with <br /> _ <br /> 25- 10%10%fine to medium sand,micaceous,HC odor. <br /> MW-1-25' 8!9111 1 — Screen interval from 15 to <br /> 35'bsg;0.020-inch slots. <br /> 1 <br />