Laserfiche WebLink
' <br /> LOG OF BORING <br /> ' <br /> PROJECT: BABX-91-589 BORING: ST-6 <br /> PRELIMINARY GEOTECHNICAL EVALUATION ' <br /> Proposed Visitor Center & Parking Area LOCATION: <br /> Noerenberg Memorial County Park See Attached Sketch <br /> Oroao, Minnesota ' <br /> DATE: 11 25/91 SCALE: 1" = 4' <br /> Elev. Depth ASTM Description of Materials , <br /> 941.0 0.0 Symbol (ASTM D2488) - BPF L Tests or Notes <br /> CL LEAN CLAY with SAND, with Fibers, black <br /> to dark brown, wet. � <br /> 939.0 2.0 (Topsoil) , <br /> SP �: POORLY GRADED SAND with SILT, fine to 11 <br /> SM :�: medium-grained, brown, moist to wet, <br /> medium dense to loose. , <br /> (Glacial Outwash) Sieve Size % PassinA <br /> —, 9 �200 8 <br /> � - - - - - - - - - - - -- - - - - - - - - - - - - - - - - - - - <br /> ' <br /> CL LEAN CLAY, gray, wet, rather stiff. 9 <br /> (Glacial Till) ' <br /> 2. <br /> SP �: POORLY GRADED SAND with SILT, 12 <br /> SM ':� : fine-grained, brown, waterbearing, medium <br /> dense. ' <br /> (Glacial Outwash) <br /> , <br /> 25.5 1 S. <br /> 24 ' <br /> END OF BORING <br /> I ' � �I I Wacer level not encountered with 15' of � <br /> hollow-stem auger in the ground. <br /> II Water level down 10 1/2' immediately after <br /> I I withdrawal of auger. ' <br /> Water level down 7' 1 1/2 hours after <br /> withdrawal of auger. ' <br /> Boring then backfilled. <br /> ' <br /> , <br /> � <br /> I , <br /> � <br /> BABX-91-589 Bnun Intertec ST-6 page 1 oi: <br /> , <br />