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Drilling Log <br /> IT CORPORATION Soil Boring GP-6 <br /> A Member of the IT Group <br /> Project 7-Eleven,SS1121756 Owner 7-Eleven, Inc See Site Map <br /> -- <br /> Location 853E Yosemite, Manteca ...._, Pro1 No 781723 For Boring Location <br /> Surface Elev Total Hole Depth 40 It Diameter COMMENTS <br /> ' Top of Casing Water Level Initial �5 ft Static <br /> Screen Dia Length Type/Size <br /> Casing Dia Length Type <br /> ' Fill Material Rig/Core Truck Mounted 6600 <br /> Drill Co Vrronex Method Geoprobe Macrocore <br /> Driller Steve Lag By Kim Metez Date 04/01/02 Permit # <br /> Checked By Ed Simonis License No Californ,a RG#4422 <br /> o m rm m Description <br /> ai CLEE {0J m (Color, Texture, Structure) <br /> 1 U) m U) Trace < 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br /> ' -2 <br /> Hand auger to 5 feet <br /> 0 <br /> Fine SAND and SILT (40,60) dark brown dry loose <br /> 2 <br /> SM <br /> 4 <br /> ' 6 Grades fine to medium SAND dark brown, dry loose <br /> 8 Grades brown <br /> ' SIN10 <br /> 12 <br /> Sharp contact depth = 1 ft <br /> ' 14 CL Sandy silty CLAY (20,130,50) gray brown-gray moist/dry stiff, slight <br /> plastic <br /> 16 CL <br /> 5M Silty fine SAND (20,80), interbedded with very fine SAND & SILT (20 80) <br /> 18 ML gray mottled with red-brown <br /> ' CL Grades clayey very fine SAND and SILT (15,15 70) and silty CLAY (20,80) <br /> Sw Grades silty CLAY <br /> 20 ML Grades interbedded SAND and clayey silty fine SAND <br /> SW <br /> ' 22 CL Silty CLAY (30 70) gray, slightly moist stiff slight plastic <br /> sc <br /> Grades clayey SAND (30 70) with silty CLAY interbeds <br /> 24 SM Grades silty fine to medium SAND (25,75) <br /> ' SW Grades fine to medium SAND gray moist/wet loose <br /> 26 sP <br /> 1 <br /> 06/05/2002 hthlog—Har 99 Page 1 of 2 <br />