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, <br /> LOG OF BORlNG <br /> ' <br /> PROJECT: BABX-91-589 BORING: B-1 <br /> ' PRELIMINARY GEOTECHNICAL EVALUATION LOCATION: <br /> Proposed Visitor Center & Parking Area See Attached Sketch <br /> Noerenberg Memorial County Park <br /> Orono, Minnesota <br /> ' DATE: 11/25/91 SCALE: 1" = s' <br /> Elev. Depth ASTM Description of Materials <br /> ' 940.0 0.0 Symbol (ASTM D2488) BPF L Tests or Notes <br /> CL LEAN CLAY with SAND, with Fibers, black Benchmark: Elevations <br /> to dark brown, wet. estimated from <br /> � (Topsoil) topographic site plan. <br /> 937.0 .0 <br /> SM SILTY SAND, fine-grained, brown, <br /> ' waterbearing. <br /> I I <br /> 934.0 6.0 <br /> ' CL LEAN CLAY with SAND, with lenses of <br /> POORLY GRADED SAND with SILT, <br /> grayish-brown, wet. <br /> ' <br /> ' END OF BORING <br /> Water level not encountered to cave-in depth <br /> ' of 7 1/2' immediately after withdrawal of <br /> auger. <br /> Water level down 4' 3 1/2' hours after <br /> , withdrawal of auger. <br /> � � Boring then backfilted. <br /> � <br /> , i � � � <br /> , <br /> ' <br /> ' <br /> ' <br /> � <br /> ' BABX-91-689 Brsun Intertec B-1 page 1 of 1 <br />