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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 2611- 100 001 BORING NO CB1/VEW2 <br /> • PROJECT NAME Apache Plastics, 2050 E Fremont, Stockton, California PAGE 1 OF 3 <br /> BY C Avila DATE 10/23/96 SURFACE ELEV — 19 oft <br /> RECOVERY PID PENETRA - rn LITHO- WELL <br /> TION ?WW F J GRAPHIC DESCRIPTION DETAII <br /> M¢LLit W� E COLUMN <br /> ( ft/ft ) ( Ppm) (btus/ ft ) to _j i cc <br /> CONCRETE <br /> CLAYEY SILT (ML), moderate yellowish brown, <br /> non plastic, dry <br /> 1 4/ 1 5 0 04 ' as above, very stiff, no hydrocarbon odor <br /> 30 5 <br /> • <br /> 1511 5 0 @9 ' as above, hard, no hydrocarbon odor <br /> 61 t0 <br /> 1 4/ 1 5 0 p14' as above, trace fine-grained sand <br /> 95 15 <br /> i <br /> SILTY SAND (SM), moderate yellowish brown , <br /> line-grained sand, very dense, dry , no <br /> 1 5/ 1 5 3 1 : 1 hydrocarbon odor <br /> 20 <br /> REMARKS <br /> . Boring dulled using 8 inch diameter connnuous-flight hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler Boring convened to a 2-inch diameter vapor extraction well See Well Details <br /> sheet for well construction information <br /> E ON <br />