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NNW <br /> JOB ie CLIENT LOCATION <br /> IMEA ENGINEERING, CHV72Q Chevron,USA Stockton,Ca <br /> SCIENCE.AND <br /> TECHNOLOGY, INC- DRILLING AND SAMPLING METHODS <br /> LOG OF SOIL BORING EA2 <br /> Coordinates: WATER LEYEL DRILLING <br /> START FINISH <br /> TIME <br /> Elevation top of casing: DATE TIME TIME <br /> Casin g b el ow s urfac e: REFERENCE DATE DATE <br /> ! Lu _, _ U SURFACE CONDITIONS <br /> W W 0 <br /> W Q <br /> 111 m o N o o o DESCRIPTION by <br /> _ 18. „10 20 <br /> 12 22 1 clayey silt(MH )brown with dark mottling, no odor <br /> 17 21 MH OVA= 0 ppm moist very stiff <br /> 2 <br /> 3 <br /> 4 <br /> 25- <br /> 7 6 fine sand brown, (SW) dry no odor, OVA= 0 ppm. <br /> 18 12 7 15 26 ........ white mottling (salt?) <br /> 8- SW :: <br /> 9 ---- <br /> 30 <br /> 10 <br /> 15 clayey, stiff silt (MH) brown with black mottling, <br /> 1812 15 3; dry, no odor,OVA=Oppm. <br /> 2 <br /> 3 NH <br /> � 4 <br /> � 35 <br /> 10 <br /> ...1 6 <br /> i 1812 25 36 <br /> I 7 <br /> kE <br /> 1 J <br /> 40 <br /> milli <br /> Page 2 of 3 <br />