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BOREHOLE LOG CPT-1 <br /> STRATUS Project No 2007-0835-01 Site USA#835 Drilling Company GreggIn Situ,Inc <br /> 2705 Country Club Blvd,Stockton,CA Driller German <br /> ate September 8,2005 Field Geologist Justin Crose <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 73 feet b s Water Sampling Equipment Hydropunch TM <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 1% Time PID Soil Description <br /> (ft) Interval Ree (ppm) Class/ <br /> Water <br /> CPT-1-14 14 13-14 55 13 27 SM SILTY SAND,70%fine to very fine sand,30%silty <br /> fines,wet <br /> CPT-1-19W 19 17-20 1345 Water 7 Voas <br /> CPT-1-27 27 26-27 0 No Recovery <br /> CPT-1-32W 32 30-33 14 10 Water 7 Voas <br /> CPT-1-41W 41 39-42 1435 Water 7 Voas <br /> CPT-I-52W 52 50-53 1505 Water 7 Voas <br /> CPT-1-62 62 61-62 100 15 38 CL CLAY,olive ra 5Y 412,moist to dam ,high plasticity <br /> CPT-1-73 73 72-73 80 15 51 CL CLAY WITH SAND,olive gray 5Y 412, 80-90%clayey <br /> fines, 10-20%very fine sand,wet <br /> 57T717U 5 <br />