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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER F90-02.01 BORING NO. MW-13 <br /> PROJECT NAME A.Teichert& Son,Inc. PAGE 3 OF 5 <br /> BY D. Buchanan DATE 8/13/92 SURFACE ELEV. 20.46 ft. <br /> ' PENETRA- S (n WELL <br /> PID RECOVERY TION W GRAPHIC DESCRIPTION DETAIL <br /> lt! LL <br /> QL4 i E COLUMN <br /> (ppm) (ft/ft) (bless/ft) LD N <br /> 70.2 1.2/1.5 <br /> SANDY CLAY TO CLAYEY SAND(CL-SC) <br /> (continued) <br /> 41 <br /> SAND(SP),brown(10YR,5/3); 10%low plasticity <br /> : fines;90%fine sand,subangular,90%quartz,5% <br /> dark grains,5%feldspar,caliche common locally; <br /> 0 1.2/1.5 45 dense;damp; moderate product odor. <br /> 38 <br /> CL-AYIY SAND TO SIL TI!'SAND(SC-SM),brown <br /> (10YR,5/3)with grayish brown(2.5Y,5/2) <br /> mottling; 30% medium plasticity fines; 70%fine <br />' 0 1.2/1.5 I+- 50 sand,quartz,trace dark grains, trace feldspar; <br /> dense;damp; faint to moderate product odor. <br /> 35 <br /> SAND(SP),brown(IOYR,5/3)with (2.5Y, <br /> . . S'mY <br /> N5/0)mottling; 10%low plasticity fines;85% <br />' fine sand;5% medium sand; sand is subangular to <br /> 0 1.3/1.5 55 subrounded,90%quartz,5%dark grains,5% <br /> feldspar;iron oxide staining common;very dense; <br /> 55 damp;moderate product odor. <br /> — 60 <br /> REMARKS <br /> Soil boring was drilled using 8-inch diameter hollow-stem auger drilling equipment and sampled with a modified <br /> California split-spoon sampler equipped with stainless steel liners.See attached well details for well construction <br /> EONNinformation. <br /> E N <br /> ASSOCIATES <br />