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t .- .4,n uRR._ � �i N...,�...,. e;: , p ; •• 4: �. .., _. .. ,iS.e, .. .. . . .. _ . .T• ,F-,,..,. �� ... <br /> It <br /> '.n, <br /> I j! EASUAE SAMPLE # USCS ON <br /> WELL l <br /> P.I.D. DESCRIPTI ' r " <br />• DEPTH NO. m co CODE CONST. l <br /> 20 S-20 <50 ppmv SW Sand, fine— to medium—grained, moderate yellowish brown, ,dry, �.. <br /> very dense. <br />•i 22 �,.. <br /> 24 <br /> S-25 23 168 " <br /> 26 ppmv y' p y ML Silt, moderate brown, dr non— lastic, ver stiff. <br /> 28 <br /> 3D- <br /> S-30 27 75 <br /> ppmv Caliche present <br /> 32 - <br /> 34 <br /> 36 S-35 38 ppmv Clayey silt, moderate yellowish brown, low plasticity, 'hard, (light <br /> olive green stains). <br /> 38 <br /> 40 <br /> 5-40 38 72 Silt, some clay, moderate brown, non—plastic. <br /> ppmv <br /> 42 <br /> 44 <br /> 46 5-45 37 ppm v ML '..I, <br /> Boring terminated at 46-1/2 feet. <br /> Boring converted to vapor extraction well. <br /> .•.. 48 i <br /> „ I <br /> H <br /> LOG OF BORING: B-20/VW-4 PLATE <br /> lummi 41mmi Mw <br /> raffic M t ARCO Service Station No. 548 <br /> 1612 Hammer Lane <br /> PROJECT N0. 30004 0i "0'H Stockton, California <br />