Laserfiche WebLink
ALTON GEOSCIENCE PROJECT NO. 30-0136-01_ DATE DRILLED 413192 <br /> LOG OF EXPLORATORY CLIENT Former Mobil Oil Bulk Plant 04-343 BORING <br /> BORING . LOCATION 500 E. Grantline Road Tracy, California B-14 <br /> LOGGED BY G. Nieder-Westermann APPROVED BY— <br /> Page 1 of 1 <br /> FIELD SKETCH OF BORING LOCATION <br /> DRILLING METHOD CME-55 Hollow Stem Auger HOLE DIAM. 8' <br /> SEE FIGURE 2 SAMPLER TYPE Continuous <br /> CASING DATA WA <br /> TOP OF CASING ELEVATION NIA DRILLER West Hazmat Drilling Corporation _ <br /> DEPTH TO WATER 10, <br /> CL <br /> aY m W DATE 413/92 <br /> :C CMf _jTIME 2:40 PM <br /> vCLCL V) n m y 5 a. 0 cc <br /> a. DESCRIPTION <br /> OJ ■ ■ <br /> 2 a damp, dark yellowish brown, silty CLAY. <br /> 4 CL <br /> stiff, damp,dark yellowish brown,silty CLAY. <br /> 6 <br /> 0 ND/NDstiff, moist, moderate yellowish brown, clayey SILT. <br /> , 8 stiff, moist, moderate yellowish brown, clayey SILT; little <br /> 0 NDMD ML fine-grained sand. <br /> k 10 firm, wet, moderate yellowish brown,clayey SILT; some <br />' fine-Grained sand. <br /> 12 <br /> Boring terminated at approximately 11-112 feet below grade. <br /> t <br /> F <br />