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S <br /> r 4 L a Equipment 8"_hal`low Auaer <br /> ' o ° a E <br /> o m , o Eievation 25 Feet pate 3/6/87 <br /> Laboratory Tests o <br /> DARK E3f?DWN SILTY CLAY (C}I) <br /> 6 stiff, moist <br /> r4D <br /> 5 LIGHT BROWN SANDY CLAY (CL) <br /> 11 NOmedium stiff, saturated <br /> becomes stiff <br /> 10 <br /> 6 NO GRAY GRAVELLY SAND (SP) <br /> medium dense, saturated, <br /> fine to coarse grained <br /> *F <br /> 15 NO 15 <br /> Bottom of 3orinq 10.0 FePt <br /> 20 <br /> 30 7 <br /> *Datum: Centerline of Buthmann and <br /> ,a Gran_ t Line Riad is 27.03 feet USC <br /> and GS Datum <br /> The Johnson 'Gas Tech is a portable <br /> vapor analyzer which measures the 35 <br /> s <br /> presence of certain organic vapors i <br /> �j and is calibrated to methane, t <br /> 5 <br /> Pion-detectible <br /> E aiding Lawson Aaaooiates ' <br /> `5 rgineers.Geoio4isis Log of Monitoring Welf S <br /> x &GeoonysIcIsts 455 Grant Line Road <br /> � Tracy, California i <br /> 3AkwH <br /> �06NUMBE= ►PasOvE: <br /> D�)E AEwSEL' V'F. <br /> . . AC13040 001.33 <br /> o- 3/87 <br /> e S <br />