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Drilling Log <br /> EElI GROUNDWATER Soil Boring B-1 <br /> J� TECHNOLOGY <br />• Project ThOrnton Barbara Drake See Site Map <br /> Owner For Boring Location <br /> Location 26485 Tnornton Rd, Thornton CA Prot No 020700053 <br /> Surface Elev Total Hole Depth 16 ft Diameter 2 5 in COMMENTS <br /> Top of Casing water Level Initial It ft Static <br /> Screen Dia Length Type/Size Back rated to grade with near cement <br /> Casing Dia Length Type <br /> Fill Material Neat cement Rig/Core Stratoprobe/Nydro-punch <br /> Drill Co T E G Method Direct penetration technoloov _ <br /> Driller Mark McMurray Log By 7errZ ,lames Date 02/16/95 Permit # 005319 <br /> Checked By Ed S,monts License No RG 4422 <br /> C, q <br /> T <br /> to <br /> n� a <br /> Description <br /> -a U a ao r; <br /> o� d a E a u !-J m (Color, Texture, Structure) <br /> i° ° cr 0 m Trace < 10%, Little 10% to 20%. Some 20% to 35%, And 35% to 50% <br /> V) fn X <br /> •�2 <br /> 0 <br /> 2 Silty CLAY (30,70) dark brown, soft, moist, medium plastic, no hydrocarbon <br /> odor <br /> 4 <br /> 0 B1/5 <br /> 6 <br /> a CL (grades trace fine sandy) <br /> 10 0 Silty CLAY (20,80) brown with red mottling, firm, moist <br /> Y Encountered Groundwater at 759 <br /> 12 <br /> 14 Silty CLAY (40,60) brown with greenish-gray mottling, soft, no <br /> hydrocarbon odor <br /> 16 0 s-vis End of Boring <br /> 1a <br /> - 20 - <br /> 22 <br /> 24 <br /> 02/2811965 r,ireog-aec 93 <br /> Page 1 of I <br />