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Environmental LOG OF BORING NO B-9 PAGE I ofd <br /> Science & PROJECT NO 02-531-001 DATE 5/15/90 <br /> Engineermg, Inc <br /> CLIENT DE=LTA TRUCK SALES REF ELEV. <br /> 597 Center Avenue, Szute 350 <br /> Martinez. California 94553 SITE LOCATION STOCKTON. CA METHOD HOLLOW—STEM <br /> 415-372-3637' AUGER BORING LOCATION AROUND UNDERGROUND <br /> Z STORAGE TANKS HOLE DIA 7 INCHES <br /> a- w a F DRILLER. GREGG DRILLING U <br />' ¢ Q w w y LOGGED BY PAUL GRAFI= <br /> m <br /> CL cn ~ z SUPERVISOR. SUE WICKHAM, RG-3851 -j zo <br /> p " DESCRIPTION <br /> .,......, <br /> CEMENT <br /> C CLAY, dark gray—biack, damp, odor, moderately piostic, 0 <br />' moderteiy stiffIV- <br /> 0 <br /> 5 <br /> RIS FTNG <br /> ML CLAYEY SILT, dens gray, odor, modertely dense, poorly graded <br /> iIj'jO9 I0 <br /> ML SILT, medium brown, odor, less clay than above <br /> Q <br /> 0 <br /> • ML SILT, as above <br /> 10 RING <br /> 16 194 10 FT 7 Q <br /> 17 11-V1 <br /> V - - <br /> 15 <br /> 15 182 RENG 0 ML SILT, as above, perhaps more clay <br /> 15 FT V <br /> Q <br /> ML CLAYEY SILT, as above with some clay 0 <br /> Q <br /> 20 RING ERS Q <br /> ' 16 1193 20 FT MLI <br /> As above <br /> 0 <br /> ML SILT, less clay than above, dry, odor, loose Q <br /> Q <br /> 25 32 RING ® ML As above, odor 17 <br /> 22 25 Fr <br /> COMMENTS V <br /> ' Sampling Interval 7 0 <br /> Sample sent to laboratory for anatysls <br />