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F <br /> depth of borings 61-1/2 FeetDiameter of boringsB-1 4 inch Date drilieds8 18/1992 <br /> diameters 4 Inch Lengths 60 Feet Slot size, 0 10 inch <br /> Screen diameter, 4 inch Lengths 20 Feet Material types PVC <br /> Drilling Company, wa ne Drilling Co Drillers Richard/Jay <br /> Method Useds Hollow-stem ou er California modified split--s000n f=ield Geologists Clauaio Avda <br /> Signature of Registered Professional, <br /> Registration No.s 43139 State, California <br /> h(EASURED SAMPLE o P.I.D. USCS DESCRIPTION WELL <br /> DEPTH NO. m CODE CONST. <br /> 0 <br /> Asphalt and gravel fill <br /> 2 <br /> Clayey silt olive black dry non—plastic <br /> 4 <br /> 5-5 15 ppmV ML Silt some clay pale yellowish brown stiff <br /> 6 <br /> 8 <br /> C I I <br /> 10 5-10 15 pprnv I Clavey silt moderate brown low piast,c tv I <br /> I I <br /> 12 <br /> f j <br /> 14 <br /> 5-15 14 ppmv Silt some clay trace fine—grained sand very stiff <br /> 16 <br /> 18 <br /> I <br /> i <br /> i <br /> LOG OF BORING: B-13/VW-8 PLATE <br /> ��'St!!'■t ARCO Service Station No. 2130 <br /> 7906 El Dorado Street C37 <br /> PROJECT NO. 30003 Oo 3c�1a Stockton, California <br />