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Va ARCADIS SOIL BORING LOG <br /> Infrastructure, environment, buildings Page 1 of 1 <br /> Date Drilled: 4/29/2010 Drilling Contractor: RDM Environmental ID: SB-6 <br /> Borehole Depth: 8 feet bgs Driller's Name: Chris Easely V <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(Y): 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 /> E c >% <br /> E a t <br /> a Z aei c Soil Boring o <br /> w E CL <br /> In <br /> U) c V Lithologic Description <br /> w o Construction Detail w <br /> c m <br /> ani A U <br /> r C T G W 1" U) O O L <br /> N - C N '00 N m T m <br /> 0 o a a o C7 x o <br /> 0 0 <br /> 8 NA Asphalt at surface to 3 inches bgs <br /> ---------------------------- <br /> Gravel, <br /> ___Gravel,Sand and Silt,brown(10YR 5/3),poorly sorted,subangular to <br /> subrounded gravel,fine-to coarse-grained sand,fill-like material <br /> 1 p ------------------------------- 1 <br /> OQ Rip-rap material and geofabric <br /> a <br /> --------------------------------------- <br /> CL <br /> __CL LEAN CLAY(CL),soft,light brown(10YR 8/3),dry,medium plasticity,some <br /> 2 0.0 sand,gray(N5)with reddish brown(10YR 3/6),fine-to medium-grained 2 <br /> SM SAND(SM),light brown(10YR 8/3),dry,fine-to medium-grained,well sorted, <br /> 3 little silt,low plasticity fines <br /> 3 <br /> 0.0 <br /> 4 c Neat Cement 4 <br /> c <br /> S <br /> 5 At 5 feet b 5 <br /> bgs,clay no longer present <br /> 0.0 <br /> SP SAND(SP),loose,light brown(10YR 8/3),dry,fine-to medium-grained,well <br /> sorted,trace silt,homogenous <br /> 7 7 <br /> 0.0 <br /> 8 Borehole terminated at 8 feet bgs 8 <br /> 9 9 <br /> 10 110 <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: C51-SB6-1.5-2.0 at 1145 <br /> C51-SB6-3.5-4.0 at 1155 <br /> C51-SB6-5.5-6.0 at 1200 <br /> C51-SB6-7.5-8.0 at 1205 <br />