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Sdence <br /> WINN <br /> � AppiInteeeor„I copora►oProject No® 06-6102-00-4926-301 Page 1 of 2 <br /> An&n#qyw- y <br /> PROJECT: TRACY BYRON ROAD <br /> Log of Boring No. SB-7 <br /> Tracy,California <br /> BORING LOCATION: N 2096788.8220,E 6279238.7380 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 /> 10/21/03 15:30 10/21/03 16:35 <br /> TOTAL DEPTH(ft.): MEASURING POINT: <br /> DRILLER: Bob Deason 28' Ground Surface <br /> DRILLING METHOD: Continuous Push DEPTH TO WATER(ft.) 12' <br /> TIME: : <br /> DRILLING EQIUPMENT: Marl M5 T GEOLOGIST:Will Slowik <br /> SAMPLING METHOD: Macrocore REVIEWED BY: <br /> SAMPLES <br /> _ _ � DESCRIPTION <br /> j a o a a a Q NAME(USCS):color,moist, %by wt.,plast.and density. <br /> O� o o E-o w,a <br /> 00 O U CU <br /> Surface Elevation: NA <br /> Road Base to 1.5'bgs. <br /> 1 <br /> o Boring hand cleared to 5'bgs. <br /> 2 ' CL Native Material observed to be clay during borehole clearance. <br /> 3 <br /> 4 <br /> 5 <br /> ' No recovery from 5-8'bgs. <br /> 6- <br /> 7- <br /> 8,7 <br /> r� <br /> " CL Lean Clay with Sand(CL);yellowish brown(10yr5/4);moist;medium plasticity; <br /> 75-80%clay,20-25%very fine to fine sand;no petroleum odor. <br /> 10 " <br /> 11 <br /> SC Clayey Sand(SC);yellowish brown(10yr5/4);saturated;50-55%very fine to <br /> SB-7-12 fine sand,45-50%clay. <br /> 15:41 12 _ <br /> 13 — — <br /> ML Silt with Sand(ML);dark yellowish brown(10yr4/4);saturated;75-80%silt, <br /> 20-25%fine to very fine sand. <br /> 14 <br /> SB-7-15 <br /> 15:52 15 ,.. <br /> No recovery from 15-16'bgs. <br /> 16 <br /> SM Slity Sand(SM);dark yellowish brown(10yr4/4);saturated;55-60%very fine to <br /> fine sand,40-45%silt. <br /> 17 <br /> 18 <br /> CL Lean Clay with Sand(CL);yellowish brown(10yr5/4);moist;low plasticity; <br /> 19 " <br /> '" 75-80%clay,20-25%very fine to fine sand. <br /> SB-7-20 <br /> 16:05 20 <br /> NOTES: <br />