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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 2613-100 001 BORING NO B1R/MW1R <br /> PROJECT NAME Transmission Shop; 515 West Charter Way, Stockton, CA PAGE 2 OF 3 <br />' BY C Avila DATE 9/17/96 SURFACE ELEV 9.6 ft <br /> PICOVERY PID PENETRA- to LITHO- WELL <br />' TION W J GRAPHIC DESCRIPTION DETAIL <br /> W <br /> �i� ¢ COLUMN <br /> (ft/ft) (ppm) (blws/ft) 9§J i t N <br />' 66 SII.T some clay, continued <br /> , <br /> 1 511 5 16 @24', SILT some clay, light olive green, low <br /> plasticity fines, hard, dry, slight hydrocarbon <br /> 68 25 odor <br /> SILTY CLAY(CL), light olive gray, high plasticity <br /> fines, hard, damp, strong hydrocarbon odor <br /> 1 S/1 5 303 <br /> 68 30 <br /> 1 <br /> SANDY SILT(ML), olive gray, non plastic, hard, <br /> 1 damp, moderate hydrocarbon odor <br /> 1 511 5 21 <br /> 45 35 <br /> SZ <br /> 1 511 5 NM 9/17/96 @39' as above, very stiff, wet, moderate <br /> 44 hydrocarbon odor <br /> REMARKS <br /> Boring drilled using 10-inch_iameter continuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified California spht-spoon sampler Boring converted to a 4-inch diameter monitoring well See Well Details sheet <br /> for well construction information <br /> E ON <br />