Laserfiche WebLink
BORING NUMBER B-9 <br /> Pangea Environmental Services,Inc. <br /> 1710 Franklin Street,Suite 200 PAGE 1 OF 1 <br /> Oakland,CA 94612 <br /> CLIENT Tracy Office Plaza PROJECT NAME Tracy Office Plaza <br /> PROJECT NUMBER PROJECT LOCATION 324 E. 11th Street <br /> DATE STARTED 7/10/14 COMPLETED 7/10/14 GROUND ELEVATION HOLE SIZE 2.25" <br /> DRILLING CONTRACTOR Vaportech Services GROUND WATER LEVELS: <br /> DRILLING METHOD Direct Push AT TIME OF DRILLING 17.0 ft <br /> LOGGED BY Morgan Gillies CHECKED BY Bob Clark-Riddell AT END OF DRILLING — <br /> NOTES Hand auger to 5'. AFTER DRILLING 14.0 ft <br /> W <br /> �w a Cj <br /> o -1 2 o O MATERIAL DESCRIPTION BORING DIAGRAM <br /> Qz a O <br /> 0 <br /> Topsoil. <br /> ^,• Concrete <br /> 1.0 <br /> Sandy Silt(ML);black and brown;70-80%medium plasticity fines; <br /> 20-30%fine to coarse sand;trace fine gravel;dry. <br /> ML <br /> 5 <br /> B-9-6 <br /> 8.0 <br /> Silty Clay(CL);dark grey;100%medium plasticity fines;stiff;moist. <br /> 10 <br /> B-9-10 @10' Black;soft;hydrocarbon odor. <br /> Portland Cement <br /> CL <br /> @14' Dark grey;no hydrocarbon odor;medium stiff. <br /> 0 <br /> 15 <br /> o B-9-15 <br /> 0 <br /> Ui <br /> r <br /> z <br /> (7 <br /> 'a 17 <br /> Sandy Clay(CL);dark grey;70-80%medium plasticity fines;20-30% <br /> m fine to coarse sand;soft;wet. <br /> a <br /> w <br /> Silty Clay(CL);dark grey; 100%medium plasticity fines;stiff;moist. <br /> 0 <br /> 20 B-9-20 20.0 (Pulled back outer casing to 15'and installed temporary PVC casing. <br /> Collected groundwater sample with disposable bailer.) <br /> 'a Bottom of hole at 20.0 feet. <br /> 0 <br /> U <br /> m <br />