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Touchstone EXPLORATORY BORING LOG <br /> Developments <br /> Eawronrnental Maaageanent <br />. Field Location of Bon ng Project No 9-8264 Date 2 6 96 Boring No <br /> Client CHEVRON PRODUCTS CO B-2 <br /> Location 3775 Tracy Boulevard L <br /> See Figure 1 City Tracy,CA Sheet 1 <br /> Logged By rim Driller V&W of 1 <br /> Casing Installation data <br /> Drilling Method Hollow Stern Auger <br /> Hole Diameter 8-inch Top of Box Elevation Datum <br /> OL Water Level 15.0 <br /> 01 o m m t <br /> ° a o V) PIS E v O1 �$cNi Time 1320 <br /> o m a ►�ii� r1°n z' °v N }'° to co� Date 2695 <br /> CLAY (CL) -very dark grayish brown (10YR 312), damp <br /> stiff, 80%clay, 20%silt, medium plasticity <br /> S&�{s'<s? £ <br /> {s#i iii{ <br /> S) ) <br /> . z ?i4>>= ;� COLOR CHANGE TO dark grayish brawn (2 SY 412), <br /> 4 a-z 8 at 4 5 feet <br /> 178 7 so <br /> 7 3{#"ii s1# <br /> s` > <br /> zf£sy' <br /> i$#£1{SSF#{SS <br /> 9 S&H _ 9 SILT (ML) -olive gray (5Y 412), very stiff, moist, <br /> 95 <br /> r$f�$>{ ';< 90%silt, 10%fine sand, low plasticity, greenish <br /> 0 10 SS�{4{>,f<<; gray discoloration (5GY 511) in rootholes <br /> it 2)z <br /> 12 <br /> 13 <br /> COLOR CHANGE TO dark yellowish brown (10YR <br /> 9 S&H B-2 14 _>�FZz<i#z 414), very stiff, saturated at 15 0 feet <br /> 12 145 <br /> 13 <br /> SAND (SP) - dark yellowish brown (10YR <br /> 10 S&H 16 414), dense, saturated <br /> 17 B-2 ># <br /> i S iyZ{i yt <br /> 17 175 <br /> 18 <br /> 19 <br /> . Remarks <br /> BOTTOM OF BORING AT 17 0 FEET <br />