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BOREHOLE LOG I CPT-6 <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 13,2004 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 De th 64 feet b s Water Sampling Equipment H dro unch'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 Rec Count (ppm) Class <br /> CPT6-11 11 8 5-12 Water <br /> CPT6-14 14 13-14 100 CL SANDY CLAY, dark grayish brown, 80%clay, <br /> 20%very fine grained sand, moist, stiff <br /> CPT6-21 21 20-21 100 CL SILTY CLAY, light olive brown with white <br /> Caliche, 1-5%very fine grained sand, dry,very <br /> Stiff <br /> CPT6-32 32 30-33 Water <br /> CPT6-49 49 48-49 ML CLAYEY SILT, dark greenish gray,dry, stiff <br /> CPT6-63 63 61-64 Water <br /> 5TWr1TV5 <br /> E"VRONtlENfAL UC <br />