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SENT BY:Ei4ICON ASSOCIATES 6-95 ; 14:37 Eh1CON SACRA EE\TO-< 209 4683078;,4r 3 <br /> LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0939.004.07 BORING NO. -3 <br /> PROJECT NAME San Joaquin County Public Warks Foothill Landfill PAGE 1 OF 8 <br /> BY B.Luewen DATE 12/29/94 SURFACE ELEV. ft. <br /> (ag LITHO— WELL <br /> p� <br /> GRAPHIC DESCRIPTION DETAI <br /> Q�c COLUMN <br /> N <br /> 46 <br /> Top Soil:Silty sand W swirly silt with common well <br /> rounded medium grain gravel claAs. l <br /> 5 <br /> 10 Note:Air drilling prevented recovery of nearly all <br /> stratigraphic features. <br /> SIl.TSTONE(SQ.pale brown(5YR,5/2);common <br /> fine black inclusions;laminated;brittle;friable: <br /> 15 — damp' <br /> tz <br /> 20 — Medium gray 5N. <br /> 25 = <br /> 3U <br /> S NE(SS}, <br /> modcrate brown(5YR,4/4), <br /> 100%subrounded,well sorted,fine grained sand; <br /> abundant Calcium Carbonate cement:;damp. <br /> 35 — SILTS"t'ONB(SiL'1),medium gray(5N); 100%silt: <br /> trace fine sand;laminated;friable:trace pinkish <br /> devitrified volcanic glass.damp. <br /> F1 1 40 <br /> RHM"K3 <br /> Boring completedas a 4 inch I.D.Sdodulo 80 PVC groundwater monitoring well. <br /> G <br /> ASSO ATF <br />