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BOREHOLE LOG CPT-8 <br /> STRATUS Project No 2033-15600-1 Site Joe's Truck Plaza Drilling Company GreggIn Situ, Inc <br /> 15600 Harlan Road,Lathrop CA Driller John and Brian <br /> ate May 14-2004 Field Geologist Scott Bittin er <br /> Drilling Rig CPT Drilling Method Direct Push CPT Truck) <br /> Borehole Diameter 2 inches Soil Sample Equipment 12-inch piston sampler <br /> Total Depth 80 feet b s Water Sampling Equipment H dro uncbI'M <br /> Well Completion Data <br /> Slotted Interval Casing Material <br /> Filter Pack Material Casing Diameter <br /> Seal Material Slot Size <br /> Backfill Material Neat Cement <br /> Sample ID Depth Sample % Blow PID Soil Description <br /> (ft) Interval Ree Count (ppm) Class <br /> CPT8-8 8 75-8 5 100 SP SAND, fine grained, 2-3%fines, wet <br /> CPT8-12 12 10-13 Water <br /> CPTS-16 16 15-16 100 SC CLAYEY SAND 15'-15 8', light olive brown <br /> With orange iron oxide stains, 70%very fine <br /> Grained sand, 30%silty clay,wet <br /> SP-SC SAND with CLAY 15 8'-16', light olive brown, <br /> 90%very fine grained sand, 10% silty clay,wet <br /> i <br /> CPT8-21 21 20-21 100 SC CLAYEY SAND 20'-20 7', Iiht olive brown, <br /> 75%fine grained sand, 25% silty clay, wet <br /> ML CLAYEY SILT 20 7'-21', light olive brown, <br /> Trace white caliche, dry, stiff <br /> CPT8-28 28 26-29 Water <br /> CPT8-31 31 30-31 100 SC CLAYEY SAND, li ht olive brown, 85%fine <br /> Grained sand, 15% silty clay, wet, medium stiff <br /> CPT8-38 38 36-39 Water <br /> CPT8-48 48 47-48 CL SILTY CLAY, dark gray,dEZ to moist,stiff <br /> CPT8-65 65 63-66 Water <br /> CPT8-79 79 77-80 Water <br /> i <br /> 5TRr9TU5 <br /> "v <br /> "' <br />