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1 <br /> LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 2613-100.001 BORING NO B1R/MW1R <br /> PROJECT NAME Transnusston Shop; 515 West Charter Way, Stockton, CA PAGE 1 OF 3 <br /> BY C. Avila DATE 9/17196 SURFACE ELEV 9,6 ft. <br />' RECOVERY PID PENETRA- (n LITHO- WELL <br /> TION ?yjw J GRAPHIC DESCRIPTION DETAIL <br /> Ow t m COLUMN <br /> (ft/ft) (ppm) (btws/ft) _j <C <br /> ASPHALT <br /> BASEROCK } <br /> CLAYEY SILT (ML), dark brown, low plasticity <br /> fines, trace fine grained sand, dry <br /> 1 511 5 0 @4' SILT (ML), moderate brown, non plastic, <br /> trace fine grained sand, hard, dry <br /> 58 5 <br /> 1 011 0 0 @9' as above some clay <br /> 81 10 <br /> 1 511 5 0 @ 14' SILT some clay, moderate yellowish <br /> brown, non plastic, hard, dry <br /> 52 15 <br /> 1 511 5 0 @ 19' as above, light yellowish brown, no <br /> 1- 20 hydrocarbon odor <br /> REMARKS <br /> Boring drilled using 10-inch diameter continuous-flight,hollow-stem auger dnlhng equipment and sampled with a <br /> modified California split-spoon sampler Boring convened to a 4 inch diameter monitoring well See Well Details sheet <br /> for well consuucuon information <br /> E ON <br />