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WHF Environmental Consultants, Inc. <br /> ' Boring Log <br /> Client: Reade/Tiscornia Hole No.: MW-4 Pae 2 of 3 ; <br /> Pro'ect: Yellow Sub. Project No.: Contractor: Pierson Drilling <br /> Location: Madison & W. Harding, Stockton, CA Drilling Method: 8" HSA Elevation: <br /> Date Started:09.22.92 Date Completed 09.23.92 Angle: vertical Bearing <br /> Total Depth, 70' Water De the 53' Logged By: Ross R. Grunwald Reviewed By: <br /> O <br /> us ! <br /> CLC' <br /> o <br /> Z S r. L- m <br /> m 2 o � U <br /> CL s tx U E w <br /> A E E p o <br /> o in in n 8 v Geologic Description Remarks <br /> ' 13 ML 30'-31.5'Sift. Micaceous mottled grey 8 Mod.HC odor <br /> 60 brown. Moist <br /> 35 <br /> ' CL 35'-36.5'silty Clay. Micaceous light brown Mod. HC odor <br /> to grey. Damp <br /> I <br /> 40 _ <br /> 13 CL 40'-41.5'Silty Clay. Micaceous light sl.HC odor <br /> ' 15 _ brown to grey. Damp. <br /> 19 <br /> ' _45 <br /> 17", ML 45'-46.5'Hardpan. Micaceous clayey Mod. HC odor <br /> 93 slit. Medium to light brown mottled. <br /> Dry.8 hard. <br /> h <br /> 50 <br /> 10 ML 50'-51.5'Clayey Silt. Medium to light brown :SI.HC odor. <br /> 12:r r'r_ �i mottled. 1-2mm root casts,some open. <br /> 14 Carbonaceous plant fragments. Moist. <br /> _ V <br /> 55 r <br /> 55'-56.5 Silty Sand. Fine grained. Mottled No HC odor <br /> 17 >< dark reddish brown 8 light brown. <br /> 19;:? < Carbonaceous plant fragments. Wet <br /> ...-... .iii-:. - <br /> 60 <br /> Well Graphics: <br /> ' Cement Bentonite Sand Filter Concrete ® Screened <br /> Grout Annular Seal Pack Casing <br />