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I °� ffm Project No: 06-6102-00-4926-301 Page 2 of 2 <br /> , An EmNroPwY <br /> PROJECT: TRACY BYRON ROAD Log of BoringNo. SB-23 <br /> Tracy, California <br /> BORING LOCATION: N 2095348.3400,E 6282468.7240 ELEVATION AND DATUM: US State Plane NAD 83 Zone 3 <br /> DRILLING CONTRACTOR: Gregg Drilling and Testing,Inc. DATE STARTED:/TIME: DATE COMPLETED:/TIME: <br /> 10/27/03 13:50 10/27/03 14:45 <br /> TOTAL DEPTH(ft.): MEASURING POINT: <br /> DRILLER: Paul Rogers 28' Ground Surface <br /> DRILLING METHOD: Direct Push Continuous DEPTH TO WATER(ft.): 16' <br /> TIME: <br /> DRILLING EQIUPMENT: A4 Geoprobe GEOLOGIST:Kim Burckle <br /> SAMPLING METHOD: Macrocore REVIEWED BY: <br /> SAMPLES <br /> _ TZ U) DESCRIPTION <br /> NAME(USCS):color,moist, /°by wt.,plast.and density. <br /> O� 3 0 w 0 a < ° <br /> mUO �-v U <br /> cn Surface Elevation: NA <br /> 21 <br /> 22- <br /> 0.0 23 SC Clayey Sand(SC);yellowish brown(10yr5/4);saturated;65-70%sand,30-35% <br /> clay;petroleum sheen observed. <br /> SB-23-24 <br /> 14:30 24 <br /> 25 <br /> 0.0 <br /> 26-- <br /> 27 <br /> CL Sandy Lean Clay(CL);yellowish brown(10yr5/4);saturated;low plasticity; <br /> -:X/ <br /> 0.0 SB-23-28 70-75%clay,25-30%sand. <br /> 14:26 28 <br /> Boring terminated @ 28'bgs. <br /> 29 <br /> 30 <br /> 31 <br /> 32 <br /> 33435 33-- <br /> 34-- <br /> 35 <br /> 36 <br /> 37 <br /> 38- <br /> 39 <br /> 40 <br /> NOTES: Boring abandoned,borehole backfilled to surface grade with neat cement. <br />