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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER F90-02 01 BORING NO B92-1 <br /> . PROJECT NAME A Teicbert& Son,Inc PAGE 3 OF 3 <br /> IBY D Buchanan DATE 8113192 SURFACE ELEV 20 56 ft. <br /> PENETRA— ����rrrryyvyN li] LITHO— WUL <br />' ?ID RECOVERY TION (J DESCRIPTION DETAIL <br /> J GRAPHIC <br /> U1 COLUMN <br /> (ppm) (ft/ft) (61xs/ft) -j <br /> 0 13/15 SILTY SAND(SM),light olive brown (2 5Y,514), <br /> 20% low plasticity fines,80% fine sand, trace <br /> 39 medium sand, sand is subangular,95% quartz, 5% <br /> dark grains,trace feldspar,iron oxide and <br /> manganese oxide staining common,caliche rare, <br /> dense,damp,no product odor <br /> ~ CLAYEY SILT(ML),light olive brown(2 5Y, 514), <br /> 85% medium plasticity fines, 15% fine sand, <br /> subangular,quartz,5% dark grains,5%feldspar, <br /> 45 inn oxide and manganese oxide stalmng <br /> 0 1 1/1 5 common, caliche rare,hard, damp,no product <br /> odor <br /> 51 <br /> I • <br /> 0 1 4/1 5 50 <br /> SII.TY SAND(SM),mottled gray(5Y,511)and <br /> olive(5Y,513), 15% low plasticity fines,85% <br /> 36 fine sand,angular to subangular,95% quartz,5% <br /> feldspar,trace dark grains,iron oxide staining <br /> abundant,rootholes common,dense,damp,no <br /> product odor <br /> BORING'I MINATED AT 51-5 FEET. <br /> 55 <br /> a <br /> I <br /> 60 <br />' REMARKS 7 <br /> Soil boring was drilled using 6-inch diameter hollow stem auger dnlluig aqurpment and sampled wtth a modified <br /> • (.a&omia split spoon sampler equipped with stainless steel hners Boring was backfilled to the surface with cement <br />' QEPNbentonite grout <br /> ASSOCIATES <br /> 1 <br />