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0 ARCADIS SOIL BORING LOG <br /> Infrastructure, environment, buildings Page 1 of 1 <br /> Date Drilled: 4/29/2010 Drilling Contractor: RDM Environmental ID: SB-1 0 <br /> Borehole Depth: 8 feet bgs Driller's Name: Jose Sanchez 1 <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 I Bit Size: 2-inches Tracy,California 95206 <br /> Surface Elevation: NA Auger Size: NA Project#: B0092341.0000.00001 <br /> A E CL c Q. <br /> r <br /> it m w o rn Soil Boring a <br /> y g <br /> .�°1. = s U Lithologic Description <br /> c r o o c Construction Detail w <br /> U U FM <br /> L C Z C 12 fn O O w <br /> U, d T Na <br /> O <br /> 'O <br /> 0 0 <br /> 8 Asphalt at surface to 6 inches bgs <br /> Asphalt <br /> ------------------- ------------------- <br /> Gravel,Sand and Silt,dark brown(10YR 3/3),poorly sorted,subangular to <br /> subrounded gravel,fill-like appearance <br /> 1 SM SILTY SAND(SM),loose,light brown(10YR 8/3)and brown(10YR 5/3),dry, 1 <br /> fine-to medium-grained,trace day <br /> 0.0 <br /> 2 2 <br /> 3 SP --------------------------------------- 3 <br /> SAND(SP),loose,light brown(10YR 8/3),dry,fine-to medium-grained,trace <br /> silt,homogenous,well sorted <br /> 0.0 <br /> 4 g Neat Cement 4 <br /> x <br /> 5 At 5.0 feet bgs,color change to gray(N5) 5 <br /> 0.0 <br /> 6 6 <br /> At 7.0 feet bgs,color change to light brown(tOYR 8/3) <br /> 0.0 <br /> 8 Borehole terminated at 8 feet bgs 8 <br /> 9 g <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: C51-SB10-1.5-2.0 at 1420 <br /> C51-SB10-3.5-4.0 at 1425 <br /> C51-SB10-5.5-6.0 at 1430 <br /> C51-SB10-7.5-8.0 at 1435 <br />