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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER F90-02.01 BORING NO. MW-12 <br /> PROJECT NAME A.Teichert&Son,Inc. PAGE 5 OF 5 <br /> BY D.Buchanan DATE 8112J92 SURFACE ELEV. 20.57 ft. <br /> PENETRA- LITHO- WELL <br /> PID RECOVERY TION LU <br /> ok -J GRAPHIC DESCRIPTION DETAIL <br /> CL <br /> ul = COLUMN <br /> (PPM) (ft/ft) (blws/ft) 2�i M <br /> M <br /> _0 0.9/0.9 CLAYEY SAND(SC)(continued) <br /> 76/0.9 8/24/92 @ 80': Damp;no product odor. <br /> 0 1.4/1.5 —2 85 <br /> 85': Yellowish brown(10YR,5/4);very <br /> 8/12/92 dense; wet;no product odor. <br /> 53 <br /> 0 90 <br /> @ 90': Dark yellowish brown(10YR,4/4); <br /> occasional caliche; manganese oxide staining <br /> 44 common;dense;wet;no product odor. <br /> BORING ITUUMHNATED AT 91-5 FEET. <br /> 95 <br /> 100 <br /> REMARKS <br /> Soil boring was drilled using 8-inch diameter hollow-stern 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 /> information. <br /> EQN <br /> ASSOCIATES <br />