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LOG OF EXPLORATORY BORING <br /> IPROJECT NUMBER F90-02 01 BORING NO IMW-12 <br /> PROJECT NAME A Teichert & Son, Inc PAGE 3 OF 5 <br /> BY D Buchanan DATE 8!12/92 SURFACE ELEV 2057 ft <br /> PENETRA- WELL CA LITHO- WELL <br /> I PID RECOVERY TION J J GRAPHIC DESCRIPTION DETAIL <br /> OOH`'LLJ CL <br /> Q'¢Ld L[i� <r COLUMN <br /> (Ppm) (fr/fc) (blws/Ftp [ J L <br /> 0 1 1/1 5 SILTY SAND(continued) <br /> @ 40' Occasional manganese oxide staining, <br /> 47 torn oxide staining common, no product odor <br /> I <br />' SILT(ML),yellowish brown(10YR, 514), low <br /> plasticity fines, trace fine sand, quartz,caliche <br /> common locally, hard, damp, no product odor <br />' 0 1 1115 45 <br /> im <br /> 53 <br /> i CLAYEY SAND(SCS,grayish brown (10YR, 5/2) <br /> 20% medium plasticity fines, 8090 fine sand, <br /> subangular,quartz,trace feldspar, trace dark <br /> grains, occasional iron oxide and manganese <br /> I 0 1 0/1 0 50 oxide staining, hard,damp, no product odor <br /> 72 <br /> 1 <br /> 1 <br />' 0 0 9/1 5 55 <br /> bg @ 56 5' Brown (10YR,5/3), iron oxide staining <br />' abundant,occasional caliche, very dense, damp, <br /> no product odor <br /> SAND(SP),olive brown(2 5Y,4/4), trace fines, <br /> fine sand,angular to subangular,90% quartz, <br />' 5-10%dark grains,trace feldspar, (bluish)gray <br /> (2 5Y,N5/0) staining, rootholes common, very <br /> dense, damp, no product odor <br />' REMARKS <br /> Soil boring was drilled using 8-inch diameter hollow stem auger dnLb ng equipment and sampled with a modified <br /> Califomta split spoon sampler equipped with awnless steel liners See attached well details for well umstrucuon <br />' FASSOCIATES <br /> tnfonnauon <br />