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0 ARCADIS SOIL BORING LOG <br /> Infrastructure, environment, buildings Page 1 of 1 <br /> Date Drilled: 4/28/2010 Drilling Contractor: RDM Environmental <br /> Borehole Depth: 8 feet bgs Driller's Name: Chris Easely 'D: SB-3 <br /> Logged By: Jamey Peterson Drilling Method: Hand Auger Client: Pacific Gas&Electric Company <br /> Reviewed By: Bill Copeland,PG No.8565 Sampling Method: Grab Location: McDonald Island Compressor Station <br /> Northing(l): NA Rig Type: NA 1181 Zuckerman Road <br /> Easting(X): NA Bit Size: 2-inches Tracy,California 95206 <br /> Surface Elevation: NA Auger Size: NA Project#: B0092341.0000.00001 <br /> m E c t <br /> a CL �. a E c a <br /> m a <br /> Z `E° d o� <br /> «d «m N c mo ` Soil BoringLitholo is Description <br /> s U a« <br /> Construction Detail a <br /> m <br /> A Z• v o U <br /> L c to O L <br /> CL = A U U o U o M n. <br /> O = o <br /> 0 8 0 <br /> Gravel at surface Gravel <br /> SP SAND(SP),loose,light brown(10188/3),dry,fine-to medium-grained,little <br /> 1 silt,homogenous,well sorted <br /> 1 <br /> 0.8 <br /> 2 2 <br /> 3 3 <br /> 0.8 <br /> 4 At 4 feet bgs,fines increasing Neat Cement 4 <br /> x <br /> 5 5 <br /> 0.9 At 5.5 feet bgs,day mass encountered in soil <br /> 6 6 <br /> X At 6.5 feet bgs,color changes to Gray(N5) <br /> 7 7 <br /> 1.3 <br /> 8 Borehole terminated at 8 feet bgs 8 <br /> 9— <br /> 9 <br /> 10 10 <br /> Abbreviations: bgs=below ground surface, NA=not available;not applicable, PID=photoionization detector, ppm=parts per million, <br /> USCS=Unified Soil Classification System <br /> Samples Collected: CS1-SB3-1.5-2.0 at 1120 <br /> CS1-SB3-3.5-4.0 at 1135 <br /> CS1-S133-5.5-6.0 at 1145 <br /> CS1-SB3-7.5-8.0 at 1205 <br />