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1 Advanced BORING LOG <br /> _ GeoEnvit.ronmental, Inc. W-2 <br /> �, �... BOREHOLE NO.. M <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 35 Feet <br /> LProject: 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: Q Water level during drilling Page 1 of 2 <br /> = Water level in completed well <br /> Depth <br /> Sample Blows PID Soil USCS Class and Well Well <br /> !D 1 ft. (ppm) Symbol Soil Description Completion Description <br /> o <br /> ' No sample collected.Auger returns were primarily Cement grout seal from <br /> _5 composed of brown,fine sand,with coarse gravel. 0.5 to 9'bsg. <br /> ' SP:-SM:Brown,moist,loose,POORLY GRADED <br /> _10— MW-2-IO' 31415 0.0 SAND WITH SILT;fine sand,10%silt fines,no <br /> petroleum hydrocarbon(HC)odor. Bentonite seal from 9 to <br /> 12' bsg. <br /> SP:Brown,moist,medium dense,POORLY GRADED <br /> -3,5— SAND;with medium sand,trace silt fines and medium <br /> MW-2-15' 619113 0.0 to coarse sand,no HC odor. <br /> #3 sand from 12 to 35' <br /> bsg. ' <br /> i <br /> S7 CL:Dark gray to olive-green,moist,very stiff,LEAN <br /> _ <br /> 20— _ CLAY;with trace silt and medium sand,faint HC odor. <br /> MW-2-20' 7110115 0.3 <br /> ML:Olive-green gray,wet,very stiff,SILT;with trace <br /> clay,intense HC odor. <br /> 1 <br /> CL:Brown to olive-gray,moist,very stiff,LEAN <br /> - <br /> 25— _ _ CLAY;with silt,HC odor. <br /> MW-2-25' 8/10/14 8 Screen interval from 15 to <br /> ML:Gray to olive-green,wet,very stiff,SILT;with 35'bsg,0.020-inch slots. <br /> clay,HC odor. <br />