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1 <br /> BOREHOLE LOG CPT-5 <br /> STRATUS Project No 2007-0835-01 Site USA#838 Drilhn Com an Gre In Situ,Inc <br /> 2705 Country Club Blvd,Stockton,CA Driller German <br /> ate Se tember 7,2005 Field Geologist Justin Crose <br /> Drilling Rig CPT Drillm Method Direct Push(CPT Truck) <br /> Borehole Diameter 2 inches Soil Sample Equipment 12-inch piston sampler <br /> Total Depth 74 feet bgs Water Sampling Equipment I I dropunch" <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 %, Time PID Soil Description <br /> (ft) Interval Rec (ppm) Class/ <br /> Water <br /> CPT-5-10 30 9-10 100 14 16 MLICL CLAYEY SILT to SILTY CLAY,orange Fe02 stains, <br /> moist <br /> CPT-5-15 15 14-15 100 1423 CL SILTY CLAY,orange Fe02 stains,black Mn02 stains, <br /> 5-10%fine sand,dam <br /> CPT-5-21W 21 19-22 1438 Water 7 Voas <br /> CPT-5-28W 28 26-29 1455 Water 7 Voas <br /> CPT-5-37 37 36-37 100 15 19 CL CLAY,damp to wet <br /> CPT-5-45W 45 43-46 15 28 Water 7 Voas <br /> CPT-5-57W 57 55-58 15 56 Water 7 Voas <br /> CPT-5-66 66 65-66 100 1648 CL SILTY CLAY to SILTY CLAY WITH SAND, 5-20% <br /> fine sand(%varied through sample),damp to wet <br /> CPT-5-74 74 73-74 50 1706 SP-SC SAND WITH CLAY(73 -73 25'),92-95%fine sand, <br /> wet <br /> SC CLAYEY SAND(73 25'-73 5'),gray to olive gray 5Y, <br /> 70-75%fine sand,25-30%clay,wet <br /> -5Tk71Tus <br />