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AIW=A <br /> Wn Project No: 06-6102-00-4926-301 Page 1 of 2 <br /> An ambyee omsd cam .y <br /> PROJECT: TRACY BYRO N ROAD Logof Boring NO. SB-28 <br /> Tracy,California <br /> BORING LOCATION: N 2095066.2850,E 6283198.2730 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 /> 10/28/03 13:20 10/28/03 14:10 <br /> DRILLER: Paul Rogers TOTAL DEPTH(ft.): MEASURING POINT: <br /> 24 Ground Surface <br /> DRILLING METHOD: Direct Push Continuous DEPTH TO WATER(ft.): 20'TIME: <br /> DRILLING EQIUPMENT: Geoprobe GEOLOGIST:Kim Burckle <br /> SAMPLING METHOD: Macrocore REVIEWED BY: <br /> SAMPLES U <br /> DESCRIPTION <br /> >a o a a a Q NAME(USCS):color,moist, %by wt.,plast.and density. <br /> 00. 30 0E W 4Q- <br /> U- ...� <br /> 00 ) 0 U Surface Elevation: NA <br /> Road base to 1.5'bgs. <br /> 1 <br /> v Boring hand cleared to 5'bgs. <br /> 2 ML Native Material observed to be Silt with Sand during borehole clearance. <br /> 3-- <br /> 4 <br /> SB-28-5 <br /> 13:24 5 <br /> 4.7 ML Silt with Sand(ML);dark brown(10yr3/3);dry;75-80%silt,20-25%very fine <br /> sand. <br /> 6 <br /> 7 <br /> SB-28-8 <br /> 5.2 13:26 <br /> 8 <br /> Same as above,with slight odor. <br /> 9 <br /> 9.1 <br /> 10 <br /> 4.3 11 <br /> CL Lean Clay(CL);brown(10yr4/2);moist. <br /> SB-28-12 <br /> 13:30 12 <br /> No recover from 12-14'bgs. <br /> 13- <br /> 14 <br /> SM Silty Sand(SM);dark brown(10yr4/2);dry;60-65%fine to very fine sand,35-40% <br /> 7.3 SB-28-15 silt;trace subangular fine gravel. <br /> 13:34 15 <br /> 16 <br /> No recovery from 16-19.5'bgs. <br /> 71819 17- <br /> 18- <br /> 19 <br /> 5.0 20 CL Lean Clay with Sand(CL);brown(10yr4/3);saturated;low to medium plasticity; <br /> 75-80%clay,20-25%fine to very fine sand. <br /> NOTES: <br />