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Total depth of boringr 62 Feet Diameter of borings 10 Inch Date drilled 3/9/93 <br /> Casing diameter. 4 :Rch Lengths 62 Feet Slot size, 0.02 Inch <br /> Screen dlameter, 4 °nen Lengths 20 Feet Material types PVC <br /> Drilling Company, wooaward Driers Eric Robert <br /> Method Uaede Holiow—stem auger; California modified split—spoon Field Oeoiogiatl Claudio Avila <br /> 1 Stgnatwe of Regtatered Professionals <br /> Registration Noa 4313 Stater California <br /> ' IiEA3 SAMPLE PSD. USCS DESCRIPTION WELL { <br /> um N0. m CODE CONST. <br /> 0 <br /> Asphalt and gravel fill <br /> 2 C t <br /> 4 t <br /> S-5 53 0 ! ML Silt some sand, fine-grained, dark veilowish brawn, dry. <br /> pPmv II non—piastic, hard. <br /> -------------------8 <br /> 10 — Q �. <br /> �•I <br /> S-10 51 ppmV SP Sand, fine-grained, moderate yellowish brawn, dry, dense. -i <br /> 12 • I <br /> :i <br /> 14 I •I <br /> 15 5-15 43 ppMV ML Silt some sand, fine-grained, dark yellowish brown, dry, •I <br /> non-plastic. hard. <br /> LOG OF BORENGs B-19/MW-5 PLATE <br /> s��n►� L ARCO Service Station No. 548 <br /> 1612 Hammer Lace 1� <br /> PROJECT NO. 30004 10ALE 004iO, Stockton, California <br /> E <br />: k <br />