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I <br /> Total depth of borings 40 Feet Diameter of boring: 10-IZ4 Inch Date drilled, 12/15/92 <br /> . Casing diameter: 4 Inch ! Length, 40 Feet Slot size, 0 10 Inch <br /> Screen dlamater, 4 Inch Length, 20 Feet Materhd type: PVC <br /> I Drilling Company, JCON Driller, Jim Gre <br /> Method Used, Hollow-stem auger, California modified -s on FI614) ftologists Claudio Avila <br /> Signature of Registered Professionals fr <br /> Registration No.. 4313 7tate, Califon is <br /> NEASURB SAMPLE acom us CS DESCRIPTION WELL <br /> DEPTH NO. m Pall. CODE CONST. <br /> 1 <br /> 0 <br /> Asphalt and gravel fill <br /> 2 <br /> 1 <br /> 4 j <br /> 6 S-5 9 pp0 ML Clayey silt, grayish brown, dry, low Plasticity, medium stiff <br /> 8 <br /> 10 I <br /> S-10 40 45 Grayish green, very stiff <br /> ppmv <br /> 1 12 <br /> i <br /> I <br /> — 14 — I •.. <br /> 1 16 S-15 35 4 <br /> PPmv SM Silty sand, fine—grained, [fight olive gray, dry, non—plastic, dense <br /> 18 ML <br /> 1 � <br /> -AM <br /> I <br /> 1� A'—�/� LOQ OF BORING, B-27/VW-16 PATE <br /> �r `fry�� <br /> i—!/`IA■IS ARCO Service Station No. 6100 <br /> 25775 South Patterson Pass 8 <br /> PROJECT NO. 30041 0041D3A Tracy, California <br /> 1 � <br />