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Advanced FIELD LOG <br /> 1 GeoEnvironmental, Inc. BOREHOLE NO.: MW-4 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 30 feet <br /> Project., MBP-MANTECA Drilling Co.: West Haz Mat Drilling <br /> ' Site Location: 983 Moffat Blvd Rig/Auger Type: CME 55 HT/ 8" hollow stem <br /> Manteca Logged By: W. Little <br /> California <br /> ' <br /> Project No.: AGE-NC-00-98-0432 Reviewed By: N. Henderson <br /> Dates) Drilled: 01l12/00 <br /> Notes: none 2 Water level during drilling Page 1 of 1 <br /> none s Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well I Well <br /> ' ID I ft. (ppm) Symbol Soil Description Completion Description <br /> i <br /> i <br /> 0 Well cover cristy box <br /> 1 <br /> ' Cement grout seal from <br /> l .5'to 6'bsg. <br /> 5 MW4-5 9/13/18 0 <br /> ::.—.� � 5M:SILTY SAND,with clay,tan-brown,dry to moist, <br /> dense,fine sand,no petroleum hydrocarbon(HC)odor. <br /> �\ Bentonite seal from-6- <br /> to-8' bsg. <br /> 10 — _ <br /> MW4-10 11/14/17 0 I •'•'•' ' SP:POORLY GRADED SAND,fine sand,white to 42112 sand from 8'to <br /> ' tan,dry,dense,no HC odor. — I 30'bsg. <br /> MW4-15 10/20/30 0 ........ <br /> SM:SILTY SAND,some clay,tan,moist,medium <br /> dense,medium and,no HC odor. ' <br /> rGI CL:LEAN CLAY,brown,saturated,hard,no HC odor. <br /> ' 20 MW4-20 15/25/30 0 <br /> SP:POORLY GRADED SAND,medium sand,tan, Screened interval from <br /> saturated,very dense,no HC odor. 10'to 30'bsg. <br /> 5 MW4-25 15/30/25 0 <br /> SP:POORLY GRADED SAND,medium sand,tan, <br /> saturated,very dense,no HC odor. <br /> ' SM:SILTY SAND,tan,saturated,medium dense fine <br /> 30 ;�X , sand,MTBE HC odor. Cap at 30'. <br /> MW4-30 I8/18/18 0 <br />' CL:LEAN CLAY,tan,saturated,stiff,no HC odor, <br />