Laserfiche WebLink
l <br /> Total depth of borings 49 1/2 ft Diameter of boring, 10 25 in Date drilled, 3/2/92 <br /> Casing diameters 4 in Langur 23 ft Slot sizes 0.100 <br /> Screen diameters 4 in Lengths 25 ft Material types PVC <br /> Drilling Companys Woodward Drilling Co Drllers Erik Robert <br /> Method Vaeds Hollow—stern Auger Field Geologists Richard Alden <br /> Signature of Registered Professlona6 <br /> Registration No: 4313 States Calif <br /> DEPTH SAMPLE # P.LD. USCS DESCRIPTION WELL <br /> NO. CODE CONST. <br /> I <br /> 0 <br /> 0 3 ft asphaltic concrete over 0 2 ft aggregate <br /> 2 CL Clay, grayish black, slightly damp <br /> 4 <br /> S-6 49 3 ML Silt, moderate yellowish brown, slightly damp, <br /> 6 pprnv hard <br /> g <br /> - 10 - <br /> S-11 <br /> 05-11 48 14 <br /> ppmv Slit, as at 5 ft . with some white calcite veins . <br /> 12 <br /> 14 <br /> 16 S-16 74 PP 2 Silt, as at 5 ft - <br /> 18 <br /> 2Q <br /> S-21 38 PPmv Silt, as at 5 ft <br /> (section continues downward) <br /> ��►�1►I� LOG OF BORINGa B-6/VW-1 PATE <br /> S��/VA Unocal Service Station No. 6981 <br /> 4707 Pacific Avenue 4 <br /> PROJECT NO, 38032 FILE8032G4A <br />