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EW <br /> HORIZON ENVIRONMENTAL INC. <br /> 5011 Golden Foothill Parkway, Suite 7 Well No MW-16 <br /> EI Dorado Hills, California 95762 <br /> (916)939-2170 -- Fax (916) 939-2172 <br /> Drilling Company Gregg Drilling Project No 147415 <br /> Date Drilled 215104 Site Former Beacon-124-7-4 <br /> Drilling Method Mobile B-61-hollow-sIgm auger location Stockton. CA <br /> Sampling Method �glit-spoon Geologist Craia Roth <br /> a <br /> Eo '- 3 _ Soil Description/ <br /> S& <br /> � U m X a Comments Well <br /> mc U Construction <br /> � � o <br /> a <br /> 8"diameter <br /> 12 121 bore hole <br /> is 122 <br /> CLAYEY SILT (ML)with sand brown, very fine sand, very <br /> 1225 23 18 18 0 stiff, low plasticity, moist <br /> 123 <br /> 124 neat cement <br /> 125 125 <br /> 10 126 CLAYEY SILT(ML)with sand brown, very fine sand, <br /> 127 5 14 18 18 0 127 low plasticity, very stiff, moist <br /> 128 <br /> 129 bentonite <br /> 3 17 13o CLAYEY SILT(ML)with sand brown, very fine sand, <br /> 131 24 18 18 0 131 low plasticity, very stiff, moist <br /> 132 <br /> 133 2"diameter <br /> PVC casing <br /> 134 <br /> 135 <br /> 12 15 135 CLAYEY SILT (ML)with fine sand brown to gray brown, very fine <br /> 136 26 18 18 0 136 sand, very stiff, moist <br /> 137 <br /> 2"diameter PVC <br /> 138 0 020%slot screen — <br /> 139 #3 sand <br /> 40 140 <br /> 20 141 CLAY(CL) blue gray, very stiff, medium plasticity, moist <br /> 26 <br /> 142 27 18 18 0 142 <br /> 143 Total Depth = 142 feet <br /> 144 <br /> 45 145 <br /> 14s <br /> 147 <br /> 148- <br /> 149- <br /> 5 <br /> 4s1495 150 <br /> MW-16 Page. 5 of <br />