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JOB ICLIENT LOCATION <br /> EA ENGINEF..RIr�G, CHVJZQ CI►ewon,USA stoekton,CA. <br /> SCIENCE.AND <br /> TECHNOLOGY,INC. DRILLINGANDSAWLINGIvETHODS <br /> LOG OF SOIL BDRING EA 1 <br /> Coordinates: !NATER LEVEL ART FINISH <br /> DRILLING <br /> Elevation top of casing: TIME STTItv1E: TIME <br /> Casing belowsuttace: DATE <br /> REFERENCE DATE DATE <br /> In <br /> ; -j= J —A SURFACE CONDITIONS <br /> (n Q o U o DEScruvn )N by <br /> 1e to 40 <br /> 17 tS 1 clayey silt(ML.), with some fine sand moist, <br /> 25 4t ML no odor,OVA=O ppm.cracks and large pores <br /> 2 filled with white deposit (salt?).OVA= 0 ppm <br /> 3 <br /> 00 <br /> • `�' 4 <br /> t8 t0 45 gray medium sand (SM/SC) with silt and clay <br /> 18"20 $ . • • wet no odor,OVA=0 ppm with white deposit in cracks <br /> 46 SC9: and large pore spaces. <br /> 7 <br /> so <br /> �s. 2 x-x.x•x- gravel (GW)with some clay <br /> x xGW: becomes more silty and clay rich with depth (GP) <br /> X. �i 3 *'x is x- no odor,OV A=oppm <br /> j, is x is xk <br /> ::. 4 <br /> .r ( )_ OVA= 0 PP <br /> =r ML ray ML silt 9 m <br /> 7 l with brown mottling moist , no odor <br /> 51, <br /> a: so <br /> ;;:. <br />