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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 2613-100.001 BORING NO B6R/VW4 <br /> PROJECT NAME Transrrussion Shop; 515 West Charter Way, Stockton, CA PAGE 1 OF 2 <br />' BY C. Avila DATE 10/11/96 SURFACE ELEV 9.3 ft. <br /> RECOVERY PID PENETRA- to LITHO_ WELL <br /> TIONJ J GRAPHIC DESCRIPTION DETAIL <br /> �¢� ¢ COLUMN <br /> (ft/ft) (ppm) (blws/ft) Cn <br /> ASPHALT <br /> CLAYEY SILT(ML), dark brown, low plasticity <br /> fines dry <br /> 17r <br /> SILTY CLAY(CL), moderate yellowish brown, non <br />' 1 011 0 0 5 plasuc dry, no hydrocarbon odor <br /> F/7/1 <br /> 1 0/1 0 0 10 @10' as above, no hydrocarbon odor <br /> SAND (SW), moderate brown, fine to medium <br /> grained, dry <br /> 1 <br />' @14c , <br /> 0 6/1 0 0 15 <br /> SILTY CLAY(CL), moderate brown, medium <br /> 4- 1 plasticity fines, dry, no hydrocarbon odor <br /> 20 <br /> REMARKS <br /> Boring drilled using B-inch diameter continuous-flight, hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler Sampler driven using air hammer Bonng converted to a 2-mch diameter <br /> vapor extraction well See Well Details sheet for well construction information <br /> E ON <br /> 1 <br />