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1 <br /> Advanced BORING LOG <br /> GeoEnvironmental, Inc. <br /> 837 Shaw Road, Stockton, CA 95215 BOREHOLE NO.MW-9 <br /> (209)467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 35 feet <br /> ' Project: Ripon Farm Service Drilling Co.: Cascade Drilling Inc. <br /> Site Location: 22871 South State Hwy 99 Rig/Auger Type: CME 75 HT/ 8" hollow stem <br /> Ripon Logged By: W Little <br /> California Reviewed By: W Little <br /> ' Project No.: AGE-NC-95-0137 Date(s) Drilled: 15 APRIL 2005 <br /> Notes: Completed as ground water monitomg well a Water level during drilling page 1 of 1 <br /> Ground water encountered at 35 feet bsg = Water level in completed well <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover cristy box <br /> Cement grout seal from <br /> 0.5'to 13'bsg. <br /> -5 <br /> -10 ML:SII T,gray fines,moist,low toughness and <br /> ' MW 10-10 10/10/12 0 low-no plasticity,trace fine sand,no hydrocarhon <br /> (HC)odor. <br /> Bentonite seal from 12' <br /> ML:SILT,gray fines,moist,low toughness and to 14' bsg. <br /> —15 MW 10-15 9/11113 0 low-no plasticity,trace fine sand,no HC odor. <br /> —20 ML:SILT,gray fines,moist,low toughness and <br /> MW i0-20 15/13/12 0 low-no plasticity,no HC odor. 43 sand from 14'to 36' <br /> bsg. <br /> SP:POORLY GRADED SAND,trace silt,moist, <br /> —25— MW 10-25 14/15/16 0 75%fine sand and 25%medium sand,no HC odor. Screened interval from <br /> 15'to 35'bsg. <br /> ML: SILT,gray-brown fines,moist,low toughness <br /> —30— MW 10-30 15/12/10 0 and low-no plasticity,no HC odor. <br /> ' — SP:POORLY GRADED SAND,trace silt,moist, <br /> 1�W10-35 15115/i7 0 <br /> 501/o fine sand,40%medium sand and 10%coarse sand,no HC odor. Well Base Cap at 35'. <br />