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JOS 9CLfENT LOCATION <br /> EnEA ENGINEERING, CHV72Q Chevron,USA Stockton,Ca. <br /> SCIENCE,AND DRILLING AND SAMPLING METHODS <br /> TECHNOLOGY, INC. <br /> LOG OF SOIL BORING EA i <br /> Coordinates: WATER LEYEL DRILLING <br /> START FINISH <br /> Elevation top of casing: TINE nME <br /> DATE <br /> Casing belowsurface: REFERENCE DATE DATE <br /> 9 LU = y, U SURFACE CONDITIONS <br /> 43-5 a' w U.S w d -a <br /> m W a a 0 DESCRIPTION by <br /> �s <br /> 10 40 <br /> 17 5 clayey silt(ML), with some fine sand moist, <br /> 25 41 X. ML no odor,OVA=O ppm.cracks and large pores <br /> 2 filled with white deposit (salt?.). OVA= 0 ppm <br /> - 3 <br /> •` 4 <br /> 18U 45— <br /> grey medium send (SM/SG) with silt and clay <br /> 6 wet no odor, OVA =0 ppm with white deposit in cracks <br /> 20 46 SM: and large pore spaces. <br /> 7 = <br /> 8 <br /> S <br /> is 50 <br /> to � <br /> X-X-X-X-X' <br /> 2 -*-xx-x: gravel (GW)with some clay <br /> xK:G( ; becomes more silty and clay rich with depth (GP) <br /> 3 ;x;it:ic;ic• no odor,OVA= Oppm <br /> 4 <br /> 1818 <br /> 55 <br /> 6 silt (ML). grey OVA= 0 ppm <br /> ML with brown mottling moist , no odor <br /> 7 <br /> 8 <br /> 9 <br /> 60 <br /> Page 3of3 <br />