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Vector Engineering, Inc. WELL <br /> �� <br /> 143E Spring Hill Drive LL <br /> Grass Valley, CA 95945 Page 1 of 1 <br /> Telephone:530-272-2448 <br /> Fax: 530-272-8533 <br /> Project: LFG Monitoring Well Installation Remarks: <br /> Client: San Joaquin County <br /> Location: Foothill Sanitary Landfill <br /> 6484 North Waverly Road, Linden, CA <br /> _ rn <br /> fn <br /> 0 <br /> o j Material Description Well Diagram <br /> CL <br /> �a <br /> 0 <br /> SM SILTY SAND(SM) dark brown (10YR 3/3), moist, nonplastic, Cement <br /> approximately 30%fines, 70%fine-grained sand <br /> 5 <br /> ____ ____________ Bentonite <br /> SC CLAYEY SAND(SC) dark yellowish brown (10YR 3/4), <br /> moist, low plasticity, approximately 20%fines, 80 % Gravel <br /> 10 fine-grained sand, < 5 % gravel 10 filter pack <br /> Bentonite <br /> 15 - 14ft: same, except dark brown (10YR 3/3) 15 <br /> 20 20 <br /> 25 25 Gravel <br /> filter pack <br /> -more fines, approximately 30% fines, 70% sand, medium <br /> 30 plasticity 30 <br /> -more fines, approximately 40%fines, 60%sand <br /> 35 <br /> 35 <br /> CL SANDY CLAY(CL) dark yellowish brown (10YR 4/4) moist, Bentonite <br /> medium plasticity, approximately 50% fines, 50 % fine-grained <br /> 40 sand 40 <br /> 45 45 <br /> 50 50 <br /> Gravel <br /> filter pack <br /> 55 -same, except approximately 60%fines, 40%fine-grained 55-- <br /> - <br /> sand <br /> 60 so <br /> -same, except brown (10YR 4/3), 70% fines, 30% sand <br /> 65 -- 65-- <br /> 70 -- <br /> 5-70 - 70-- <br /> 75 -- <br /> 0=75 - 75-- <br /> 80 <br /> 5=80 = 80= <br /> Drilling Company: PC Exploration Date Started: 7/30/2009 Time Started: 8:05am <br /> Drilling Method: Hollow Stem Auger Date Completed: 7/30/2009 Time Completed: 1:55pm <br /> Boring Diameter: 8 in Elevation (ft): 223.428 Total Depth (ft): 63 <br /> Logged By: Kristin Sample, PE Groundwater Level: NFWE <br /> Sampling Method: Grab from cuttings <br />