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i' <br /> Conestoga-Rovers&Associates BORING / WELL LOG <br /> y 5900 Hollis Street, Suite A <br /> Emeryville,CA 94608 <br /> 4 Telephone: 510-420-0700 <br /> Fax: 510-420-9170 <br /> CLIENT NAME Olympian JV BORINGfWELL NAME MW-15 { <br /> JOBISITE NAME JIMCO Truck Plaza DRILLING STARTED 12-Mar-10 <br /> LOCATION 1022 Frontage Road,Ripon,CA DRILLING COMPLETED 16-Mar-10 <br /> Continued from Previous Page <br /> E N I = v1 U U <br /> CL z m O w o- m n LITHOLOGIC DESCRIPTION 0 I-- <br /> WELL DIAGRAM <br /> 22 SW '•'•'•' @20':medium to fine grained sand. <br /> a <br /> 13 , <br /> 18 <br /> 58 <br /> 23-0 <br /> 15 <br /> 18 Sandy,Silty CLAY: Moderate olive brown(5Y 4/4);dry; <br /> is 50%clay,35%silt,15%fine to medium grained sand; <br /> medium plasticity;low estimated permeability. - Monterey sand <br /> CL 1 #2/1212 16 Mw-15-25 <br /> 2e 25 4'-diarn-0.010^ <br /> 25-5 Blotted schedule 40 <br /> Sandy SILT: Grayish olive(10Y 4/2);wet;5%clay,503/6PVC <br /> ML silt,45%medium to coarse grained sand;low plasticity; <br /> moderate estimated permeability. 26-5 <br /> Sandy,Silty CLAY: Moderate yellowish brown(10YR <br /> 5/4);wet;45%clay,40%silt,15%medium to coarse <br /> grained sand;low plasticity;low estimated permeability. <br /> CL <br /> �.s Mw-15-30 30 @ 30':presence of gravel(up to 1"diameter) <br /> 31.0 <br /> 144 Silty CLAY: Moderate brown(5Yr 3/4);wet;60%clay, <br /> U 35%silt,5%medium to coarse grained sand;medium <br /> o plasticity;low estimated permeability. <br /> c0 <br /> J <br /> LL CL <br /> W <br /> 0 <br /> a' <br /> C7 <br /> 2.0 1i 35 35.0 <br /> 9 Bottom of Boring <br /> d @ 35 fbg <br /> U <br /> U <br /> 10 <br /> �I <br /> N <br /> io <br /> N l <br /> K <br /> Q <br /> Y <br /> K <br /> O <br /> a_ <br /> U <br /> S <br /> J <br /> J <br /> PAGE 2OF2 <br />